buggy_code
stringlengths
11
625k
fixed_code
stringlengths
17
625k
bug_type
stringlengths
2
4.45k
language
int64
0
8
token_count
int64
5
200k
change_count
int64
0
100
using System; namespace Atc_0026 { class Program { static void Main(string[] args) { var A = int.Parse(Console.ReadLine()); var B = int.Parse(Console.ReadLine()); if (A != 1 && B != 1) { Console.WriteLine(1); } if (A != 2 && B != 2) { Console.WriteLine(2); } if (A != 2 && B != 3) { Console.WriteLine(3); } } } }
using System; namespace Atc_0026 { class Program { static void Main(string[] args) { var A = int.Parse(Console.ReadLine()); var B = int.Parse(Console.ReadLine()); if (A != 1 && B != 1) { Console.WriteLine(1); } if (A != 2 && B != 2) { Console.WriteLine(2); } if (A != 3 && B != 3) { Console.WriteLine(3); } } } }
[["-", 8, 196, 0, 57, 15, 16, 31, 16, 12, 203], ["+", 8, 196, 0, 57, 15, 16, 31, 16, 12, 203]]
8
107
2
using System; using System.Collections; using System.Collections.Generic; using System.Linq; using System.Text; class TEST { static void Main() { Sol mySol = new Sol(); mySol.Solve(); } } class Sol { public void Solve() { for (int i = 1; i <= 3; i++) { if (A == i && B == i) { Console.WriteLine(i); } } } int A, B; public Sol() { A = ri(); B = ri(); } static String rs() { return Console.ReadLine(); } static int ri() { return int.Parse(Console.ReadLine()); } static long rl() { return long.Parse(Console.ReadLine()); } static double rd() { return double.Parse(Console.ReadLine()); } static String[] rsa(char sep = ' ') { return Console.ReadLine().Split(sep); } static int[] ria(char sep = ' ') { return Array.ConvertAll(Console.ReadLine().Split(sep), e => int.Parse(e)); } static long[] rla(char sep = ' ') { return Array.ConvertAll(Console.ReadLine().Split(sep), e => long.Parse(e)); } static double[] rda(char sep = ' ') { return Array.ConvertAll(Console.ReadLine().Split(sep), e => double.Parse(e)); } }
using System; using System.Collections; using System.Collections.Generic; using System.Linq; using System.Text; class TEST { static void Main() { Sol mySol = new Sol(); mySol.Solve(); } } class Sol { public void Solve() { for (int i = 1; i <= 3; i++) { if (A != i && B != i) { Console.WriteLine(i); } } } int A, B; public Sol() { A = ri(); B = ri(); } static String rs() { return Console.ReadLine(); } static int ri() { return int.Parse(Console.ReadLine()); } static long rl() { return long.Parse(Console.ReadLine()); } static double rd() { return double.Parse(Console.ReadLine()); } static String[] rsa(char sep = ' ') { return Console.ReadLine().Split(sep); } static int[] ria(char sep = ' ') { return Array.ConvertAll(Console.ReadLine().Split(sep), e => int.Parse(e)); } static long[] rla(char sep = ' ') { return Array.ConvertAll(Console.ReadLine().Split(sep), e => long.Parse(e)); } static double[] rda(char sep = ' ') { return Array.ConvertAll(Console.ReadLine().Split(sep), e => double.Parse(e)); } }
[["-", 8, 196, 0, 57, 15, 16, 31, 16, 17, 60], ["+", 8, 196, 0, 57, 15, 16, 31, 16, 17, 79], ["-", 8, 196, 0, 57, 15, 16, 12, 16, 17, 60], ["+", 8, 196, 0, 57, 15, 16, 12, 16, 17, 79]]
8
340
4
using System; using System.Collections.Generic; using System.Linq; namespace AtCoder { class Program { static void Main() { var n = int.Parse(Console.ReadLine()); var tmp = Console.ReadLine().Split(' '); var s = tmp[0]; var t = tmp[1]; var result = string.Empty; for (int i = 0; i < n; i++) { result = s[i].ToString() + t[i].ToString(); } Console.WriteLine(result); } static List<long> ReadLine() { var line = Console.ReadLine(); var array = line.Split(' '); return array.Select(x => long.Parse(x)).ToList(); } } }
using System; using System.Collections.Generic; using System.Linq; namespace AtCoder { class Program { static void Main() { var n = int.Parse(Console.ReadLine()); var tmp = Console.ReadLine().Split(' '); var s = tmp[0]; var t = tmp[1]; var result = string.Empty; for (int i = 0; i < n; i++) { result += s[i].ToString() + t[i].ToString(); } Console.WriteLine(result); } static List<long> ReadLine() { var line = Console.ReadLine(); var array = line.Split(' '); return array.Select(x => long.Parse(x)).ToList(); } } }
[["-", 8, 196, 0, 1, 0, 11, 0, 202, 0, 32], ["+", 8, 196, 0, 1, 0, 11, 0, 202, 0, 107]]
8
176
2
using System; namespace ABC148B { class Program { static void Main(string[] args) { string str1 = Console.ReadLine(); int n = int.Parse(str1); string[] str2 = Console.ReadLine().Split(' '); char[] c1 = str2[0].ToCharArray(); char[] c2 = str2[1].ToCharArray(); for (int i = 0; i < n; i++) { Console.Write(c1[i] + c2[i]); } Console.Write("\n"); } } }
using System; namespace ABC148B { class Program { static void Main(string[] args) { string str1 = Console.ReadLine(); int n = int.Parse(str1); string[] str2 = Console.ReadLine().Split(' '); char[] c1 = str2[0].ToCharArray(); char[] c2 = str2[1].ToCharArray(); for (int i = 0; i < n; i++) { Console.Write("{0}{1}", c1[i], c2[i]); } Console.Write("\n"); } } }
[["+", 0, 213, 3, 4, 0, 28, 0, 5, 0, 62], ["+", 0, 213, 3, 4, 0, 28, 0, 5, 0, 222], ["+", 8, 196, 0, 1, 0, 213, 3, 4, 0, 21], ["-", 0, 213, 3, 4, 0, 28, 0, 16, 17, 72]]
8
127
6
using System; using System.Collections.Generic; using System.Linq; namespace CountABC { class Program { static void Main(string[] args) { int lettersAmount = int.Parse(Console.ReadLine()); List<char> lettersInput = Console.ReadLine().ToList(); List<string> abcSentences = new List<string>(); int abcAmount = 0; for (int i = 0; i < lettersAmount; i++) { string abcString = ""; if (lettersInput[i].ToString() == "A" && i + 1 <= lettersAmount && i + 2 <= lettersAmount) { abcString += lettersInput[i].ToString() + lettersInput[i + 1].ToString() + lettersInput[i + 2].ToString(); } if (abcString == "ABC") { abcAmount++; } } Console.WriteLine(abcAmount); } } }
using System; using System.Collections.Generic; using System.Linq; namespace CountABC { class Program { static void Main(string[] args) { int lettersAmount = int.Parse(Console.ReadLine()); List<char> lettersInput = Console.ReadLine().ToList(); List<string> abcSentences = new List<string>(); int abcAmount = 0; for (int i = 0; i < lettersAmount; i++) { string abcString = ""; if (lettersInput[i].ToString() == "A" && i < lettersAmount && i + 1 < lettersAmount && i + 2 < lettersAmount) { abcString += lettersInput[i].ToString() + lettersInput[i + 1].ToString() + lettersInput[i + 2].ToString(); } if (abcString == "ABC") { abcAmount++; } } Console.WriteLine(abcAmount); } } }
[["+", 15, 16, 31, 16, 31, 16, 12, 16, 17, 18], ["+", 15, 16, 31, 16, 31, 16, 12, 16, 12, 22], ["+", 8, 196, 0, 57, 15, 16, 31, 16, 17, 98], ["+", 15, 16, 31, 16, 12, 16, 31, 16, 31, 22], ["-", 0, 57, 15, 16, 31, 16, 12, 16, 17, 19], ["+", 0, 57, 15, 16, 31, 16, 12, 16, 17, 18], ["-", 8, 196, 0, 57, 15, 16, 12, 16, 17, 19], ["+", 8, 196, 0, 57, 15, 16, 12, 16, 17, 18]]
8
187
8
using System; using System.Linq; namespace b { class Program { static void Main(string[] args) { var n = int.Parse(Console.ReadLine()); var s = Console.ReadLine().Trim(); var c = 0; var i = 0; while (true) { if (i + 3 < s.Length) { var sb = s.Substring(i, 3); if (sb.Equals("ABC")) { c += 1; } i += 1; } else { break; } } Console.WriteLine(c); } } }
using System; using System.Linq; namespace b { class Program { static void Main(string[] args) { var n = int.Parse(Console.ReadLine()); var s = Console.ReadLine().Trim(); var c = 0; var i = 0; while (true) { if (i + 3 <= s.Length) { var sb = s.Substring(i, 3); if (sb.Equals("ABC")) { c += 1; } i += 1; } else { break; } } Console.WriteLine(c); } } }
[["-", 0, 52, 8, 196, 0, 57, 15, 16, 17, 18], ["+", 0, 52, 8, 196, 0, 57, 15, 16, 17, 19]]
8
127
2
using System; namespace abc150B { class MainClass { public static void Main(string[] args) { int N = int.Parse(Console.ReadLine()); string S = Console.ReadLine(); string temp; int Ans = 0; for (int i = 0; i < N - 3; i++) { temp = S.Substring(i, 3); if (temp == "ABC") Ans = Ans + 1; } Console.WriteLine(Ans); } } }
using System; namespace abc150B { class MainClass { public static void Main(string[] args) { int N = int.Parse(Console.ReadLine()); string S = Console.ReadLine(); string temp; int Ans = 0; for (int i = 0; i <= N - 3; i++) { temp = S.Substring(i, 3); if (temp == "ABC") Ans = Ans + 1; } Console.WriteLine(Ans); } } }
[["-", 0, 195, 8, 196, 0, 7, 15, 16, 17, 18], ["+", 0, 195, 8, 196, 0, 7, 15, 16, 17, 19]]
8
104
2
using System; using System.Collections.Generic; using System.Linq; using static System.Math; namespace CSharp { static class Program { static void Main(string[] args) { ReadString(); string s = ReadString(); int ans = 0; for (int i = 0; i < s.Length - 3; i++) { if (s.Substring(i, 3) == "ABC") { ans++; } } Console.WriteLine(ans); } #region Helpers static int[] ReadIntArray() => Console.ReadLine().Split().Select(s => int.Parse(s)).ToArray(); static long[] ReadLongArray() => Console.ReadLine().Split().Select(s => long.Parse(s)).ToArray(); static int[] ReadLineIntArray(int count) => Enumerable.Repeat(0, count) .Select(_ => int.Parse(Console.ReadLine())) .ToArray(); static long[] ReadLineLongArray(int count) => Enumerable.Repeat(0, count) .Select(_ => long.Parse(Console.ReadLine())) .ToArray(); static string ReadString() => Console.ReadLine(); static int ReadInt() => int.Parse(Console.ReadLine()); static long ReadLong() => long.Parse(Console.ReadLine()); static void ReadInt(out int first) { var array = ReadIntArray(); first = array[0]; } static void ReadInt(out int first, out int second) { var array = ReadIntArray(); first = array[0]; second = array[1]; } static void ReadInt(out int first, out int second, out int third) { var array = ReadIntArray(); first = array[0]; second = array[1]; third = array[2]; } static void ReadInt(out int first, out int second, out int third, out int fourth) { var array = ReadIntArray(); first = array[0]; second = array[1]; third = array[2]; fourth = array[3]; } static void ReadLong(out long first) { var array = ReadLongArray(); first = array[0]; } static void ReadLong(out long first, out long second) { var array = ReadLongArray(); first = array[0]; second = array[1]; } static void ReadLong(out long first, out long second, out long third) { var array = ReadLongArray(); first = array[0]; second = array[1]; third = array[2]; } static void ReadLong(out long first, out long second, out long third, out long fourth) { var array = ReadLongArray(); first = array[0]; second = array[1]; third = array[2]; fourth = array[3]; } #endregion } }
using System; using System.Collections.Generic; using System.Linq; using static System.Math; namespace CSharp { static class Program { static void Main(string[] args) { ReadString(); string s = ReadString(); int ans = 0; for (int i = 0; i < s.Length - 2; i++) { if (s.Substring(i, 3) == "ABC") { ans++; } } Console.WriteLine(ans); } #region Helpers static int[] ReadIntArray() => Console.ReadLine().Split().Select(s => int.Parse(s)).ToArray(); static long[] ReadLongArray() => Console.ReadLine().Split().Select(s => long.Parse(s)).ToArray(); static int[] ReadLineIntArray(int count) => Enumerable.Repeat(0, count) .Select(_ => int.Parse(Console.ReadLine())) .ToArray(); static long[] ReadLineLongArray(int count) => Enumerable.Repeat(0, count) .Select(_ => long.Parse(Console.ReadLine())) .ToArray(); static string ReadString() => Console.ReadLine(); static int ReadInt() => int.Parse(Console.ReadLine()); static long ReadLong() => long.Parse(Console.ReadLine()); static void ReadInt(out int first) { var array = ReadIntArray(); first = array[0]; } static void ReadInt(out int first, out int second) { var array = ReadIntArray(); first = array[0]; second = array[1]; } static void ReadInt(out int first, out int second, out int third) { var array = ReadIntArray(); first = array[0]; second = array[1]; third = array[2]; } static void ReadInt(out int first, out int second, out int third, out int fourth) { var array = ReadIntArray(); first = array[0]; second = array[1]; third = array[2]; fourth = array[3]; } static void ReadLong(out long first) { var array = ReadLongArray(); first = array[0]; } static void ReadLong(out long first, out long second) { var array = ReadLongArray(); first = array[0]; second = array[1]; } static void ReadLong(out long first, out long second, out long third) { var array = ReadLongArray(); first = array[0]; second = array[1]; third = array[2]; } static void ReadLong(out long first, out long second, out long third, out long fourth) { var array = ReadLongArray(); first = array[0]; second = array[1]; third = array[2]; fourth = array[3]; } #endregion } }
[["-", 8, 196, 0, 7, 15, 16, 12, 16, 12, 203], ["+", 8, 196, 0, 7, 15, 16, 12, 16, 12, 203]]
8
625
2
using System; public class AtCoderB { static void Main() { int n = int.Parse(Console.ReadLine()); string s = Console.ReadLine(); int answer = 0; for (int i = 0; i < n - 3; i++) { string str = s.Substring(i, 3); if ("ABC".Equals(str)) { answer++; } } Console.WriteLine(answer); } }
using System; public class AtCoderB { static void Main() { int n = int.Parse(Console.ReadLine()); string s = Console.ReadLine(); int answer = 0; for (int i = 0; i < n - 2; i++) { string str = s.Substring(i, 3); if ("ABC".Equals(str)) { answer++; } } Console.WriteLine(answer); } }
[["-", 8, 196, 0, 7, 15, 16, 12, 16, 12, 203], ["+", 8, 196, 0, 7, 15, 16, 12, 16, 12, 203]]
8
96
2
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApp12 { class Program { static void Main(string[] args) { Console.ReadLine(); var str = Console.ReadLine(); int cnt = 0; int s = 0; while (true) { s = str.IndexOf("ABC", s + 1); if (s == -1) break; cnt++; } Console.WriteLine(cnt); } static void MainA(string[] args) { var arr = Console.ReadLine().Split(' ').Select(x => int.Parse(x)).ToArray(); Console.WriteLine(arr[0] * 500 >= arr[1] ? "Yes" : "No"); } } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApp12 { class Program { static void Main(string[] args) { Console.ReadLine(); var str = Console.ReadLine(); int cnt = 0; int s = 0; while (true) { s = str.IndexOf("ABC", s); if (s == -1) break; s++; cnt++; } Console.WriteLine(cnt); } static void MainA(string[] args) { var arr = Console.ReadLine().Split(' ').Select(x => int.Parse(x)).ToArray(); Console.WriteLine(arr[0] * 500 >= arr[1] ? "Yes" : "No"); } } }
[["-", 12, 213, 3, 4, 0, 28, 0, 16, 17, 72], ["-", 12, 213, 3, 4, 0, 28, 0, 16, 12, 203], ["+", 0, 52, 8, 196, 0, 57, 64, 93, 0, 35], ["+", 0, 52, 8, 196, 0, 1, 0, 223, 0, 22], ["+", 0, 52, 8, 196, 0, 1, 0, 223, 0, 29]]
8
179
5
using System; using System.Collections.Generic; using System.Linq; using System.IO; using System.Text; using static System.Console; using static System.Math; namespace CP { class Atria { static void Main(string[] args) { int n = int.Parse(ReadLine()); string s = ReadLine(); int ans = 0; for (int i = 0; i < n - 3; i++) { if (s.Substring(i, 3) == "ABC") { ans++; } } WriteLine(ans); } } }
using System; using System.Collections.Generic; using System.Linq; using System.IO; using System.Text; using static System.Console; using static System.Math; namespace CP { class Atria { static void Main(string[] args) { int n = int.Parse(ReadLine()); string s = ReadLine(); int ans = 0; for (int i = 0; i < n - 2; i++) { if (s.Substring(i, 3) == "ABC") { ans++; } } WriteLine(ans); } } }
[["-", 8, 196, 0, 7, 15, 16, 12, 16, 12, 203], ["+", 8, 196, 0, 7, 15, 16, 12, 16, 12, 203]]
8
123
2
using System; namespace B { internal class Program { public static void Main(string[] args) { var N = int.Parse(Console.ReadLine()); var S = Console.ReadLine().ToCharArray(); int count = 0; for (int i = 0; i < N; i++) { if (S[i] == 'A' && i < N - 3) { if (S[i + 1] == 'B') { if (S[i + 2] == 'C') { count++; } } } } Console.WriteLine(count); } } }
using System; namespace B { internal class Program { public static void Main(string[] args) { var N = int.Parse(Console.ReadLine()); var S = Console.ReadLine().ToCharArray(); int count = 0; for (int i = 0; i < N; i++) { if (S[i] == 'A' && i <= N - 3) { if (S[i + 1] == 'B') { if (S[i + 2] == 'C') { count++; } } } } Console.WriteLine(count); } } }
[["-", 8, 196, 0, 57, 15, 16, 12, 16, 17, 18], ["+", 8, 196, 0, 57, 15, 16, 12, 16, 17, 19]]
8
131
2
using System; using System.Collections; using System.Collections.Generic; using System.Linq; namespace AtCoder { struct mint : IEquatable<mint> { // static uint mod = 998244353; static uint mod = 1000000007; uint _v; public mint(long v) : this((uint)(v % mod + mod)) {} private mint(uint v) { _v = v < mod ? v : (v - mod); } public static void SetMod(uint p) { mod = p; } public static mint operator +(mint lhs, mint rhs) { return new mint(lhs._v + rhs._v); } public static mint operator -(mint lhs, mint rhs) { return new mint(lhs._v + mod - rhs._v); } public static mint operator *(mint lhs, mint rhs) { return new mint((uint)((ulong)lhs._v * rhs._v % mod)); } public static mint operator /(mint lhs, mint rhs) { return lhs * rhs.Inv(); } public static mint operator ^(mint x, int n) { return Pow(x, n); } public static bool operator ==(mint l, mint r) { return l._v == r._v; } public static bool operator !=(mint l, mint r) { return !(l == r); } public static bool operator<(mint l, mint r) { return l._v < r._v; } public static bool operator>(mint l, mint r) { return l._v > r._v; } public static mint Pow(mint x, int n) { var r = new mint(1); while (n > 0) { if ((n & 1) > 0) r *= x; x *= x; n >>= 1; } return r; } public mint Pow(int n) { return Pow(this, n); } public mint Inv() { return Pow((int)mod - 2); } public bool Equals(mint o) { return this == o; } public override bool Equals(object obj) { if (obj is mint) return this == (mint)obj; else return false; } public override int GetHashCode() { return _v.GetHashCode(); } public override string ToString() { return _v.ToString(); } public static implicit operator mint(int i) { return new mint(i); } public static implicit operator mint(long i) { return new mint(i); } private static mint[] _fact; public static void SetFact(int n) { _fact = new mint[n + 1]; _fact[0] = 1; for (int i = 1; i < n + 1; i++) { _fact[i] = _fact[i - 1] * i; } } public static mint Fact(int n) { if (_fact == null || _fact.Length < n) { SetFact(n * 2); } return _fact[n]; } public static mint Combination(int n, int r) { return Fact(n) / (Fact(n - r) * Fact(r)); } } static class Extensions { public static int LowerBound<T>(this IList<T> list, T value, IComparer<T> comp = null) { if (comp == null) comp = Comparer<T>.Default; var l = 0; var r = list.Count; while (l < r) { var m = (l + r) / 2; var c = comp.Compare(value, list[m]); if (c > 0) l = m + 1; else r = m; } return l; } public static int UpperBound<T>(this IList<T> list, T value, IComparer<T> comp = null) { if (comp == null) comp = Comparer<T>.Default; var l = 0; var r = list.Count; while (l < r) { var m = (l + r) / 2; var c = comp.Compare(value, list[m]); if (c >= 0) l = m + 1; else r = m; } return r; } } class Program { static int ReadInt() { return int.Parse(Console.ReadLine()); } static long ReadLong() { return long.Parse(Console.ReadLine()); } static int[] ReadIntArray() { return Console.ReadLine().Split(' ').Select(int.Parse).ToArray(); } static int[] ReadIntArray(int n) { var a = new int[n]; for (int i = 0; i < n; i++) { a[i] = ReadInt(); } return a; } static long[] ReadLongArray() { return Console.ReadLine().Split(' ').Select(long.Parse).ToArray(); } static long[] ReadLongArray(int n) { var a = new long[n]; for (int i = 0; i < n; i++) { a[i] = ReadLong(); } return a; } static List<T> ReadObjects<T>(int n, Func<int[], T> creator) { var l = new List<T>(n); for (int i = 0; i < n; i++) { var a = ReadIntArray(); l.Add(creator(a)); } return l; } static int[,] ReadMatrix(int n, int m) { var r = new int[n, m]; for (int i = 0; i < n; i++) { var a = ReadIntArray(); for (int j = 0; j < m; j++) { r[i, j] = a[j]; } } return r; } public static int[] ZAlgotithm(string s) { var len = s.Length; var a = new int[len]; a[0] = len; var i = 1; var j = 0; while (i < len) { while (i + j < len && s[j] == s[i + j]) j++; a[i] = j; if (j == 0) { i++; continue; } var k = 1; while (i + k < len && k + a[k] < j) { a[i + k] = a[k]; k++; } i += k; j -= k; } return a; } public class MaxHeap<T> : IEnumerable<T> { private List<T> _list; private Comparer<T> _comp; public int Count { get { return _list.Count; } } public MaxHeap() : this(0) {} public MaxHeap(int capacity, Comparison<T> comp = null) { _list = new List<T>(capacity); if (comp == null) { _comp = Comparer<T>.Default; } else { _comp = Comparer<T>.Create(comp); } } public void Push(T elem) { Upheap(elem); } public T Pop() { return Downheap(); } public T Peek() { return _list[0]; } private void Swap(int i, int j) { var a = _list[j]; _list[j] = _list[i]; _list[i] = a; } private void Upheap(T elem) { _list.Add(elem); var i = _list.Count - 1; while (true) { if (i == 0) return; var j = (i - 1) / 2; var e = _list[i]; var p = _list[j]; var c = _comp.Compare(e, p); if (c > 0) { Swap(i, j); i = j; continue; } else { break; } } } private T Downheap() { var result = _list[0]; var last = _list.Count - 1; Swap(0, last); _list.RemoveAt(last); if (_list.Count == 0) return result; var i = 0; while (true) { if (i == _list.Count - 1) return result; var p = _list[i]; var j = i * 2 + 1; if (j >= _list.Count) return result; if (j + 1 < _list.Count && _comp.Compare(_list[j], _list[j + 1]) < 0) { j++; } if (_comp.Compare(_list[i], _list[j]) < 0) { Swap(i, j); i = j; } else { return result; } } } public MaxHeap<T> Copy(Comparison<T> comp = null) { var c = new MaxHeap<T>(0, comp); c._list = _list.ToList(); return c; } public MaxHeap(List<T> list) { _list = list; _comp = Comparer<T>.Default; } public List<T> GetList() { return _list; } public IEnumerator<T> GetEnumerator() { return _list.GetEnumerator(); } IEnumerator IEnumerable.GetEnumerator() { return GetEnumerator(); } } public class MinHeap<T> : IEnumerable<T> { private List<T> _list; private Comparer<T> _comp; public int Count { get { return _list.Count; } } public MinHeap() : this(0) {} public MinHeap(int capacity, Comparison<T> comp = null) { _list = new List<T>(capacity); if (comp == null) { _comp = Comparer<T>.Default; } else { _comp = Comparer<T>.Create(comp); } } public void Push(T elem) { Upheap(elem); } public T Pop() { return Downheap(); } public T Peek() { return _list[0]; } private void Swap(int i, int j) { var a = _list[j]; _list[j] = _list[i]; _list[i] = a; } private void Upheap(T elem) { _list.Add(elem); var i = _list.Count - 1; while (true) { if (i == 0) return; var j = (i - 1) / 2; var e = _list[i]; var p = _list[j]; var c = _comp.Compare(e, p); if (c < 0) { Swap(i, j); i = j; continue; } else { break; } } } private T Downheap() { var result = _list[0]; var last = _list.Count - 1; Swap(0, last); _list.RemoveAt(last); if (_list.Count == 0) return result; var i = 0; while (true) { if (i == _list.Count - 1) return result; var p = _list[i]; var j = i * 2 + 1; if (j >= _list.Count) return result; if (j + 1 < _list.Count && _comp.Compare(_list[j], _list[j + 1]) > 0) { j++; } if (_comp.Compare(_list[i], _list[j]) > 0) { Swap(i, j); i = j; } else { return result; } } } public MinHeap<T> Copy(Comparison<T> comp = null) { var c = new MinHeap<T>(0, comp); c._list = _list.ToList(); return c; } public MinHeap(List<T> list) { _list = list; _comp = Comparer<T>.Default; } public List<T> GetList() { return _list; } public IEnumerator<T> GetEnumerator() { return _list.GetEnumerator(); } IEnumerator IEnumerable.GetEnumerator() { return GetEnumerator(); } } class InputLine { private string[] _inputs; private int _index = 0; InputLine(string input) { _inputs = input.Split(); _index = 0; } public static InputLine Read() { return new InputLine(Console.ReadLine()); } public int NextInt() { return int.Parse(_inputs[_index++]); } public long NextLong() { return long.Parse(_inputs[_index++]); } public double NextDouble() { return double.Parse(_inputs[_index++]); } } public static int GCD(int x, int y) { var a = Math.Max(x, y); var b = x + y - a; while (b != 0) { var c = b; b = a % b; a = c; } return a; } public static long GCD(long x, long y) { var a = Math.Max(x, y); var b = x + y - a; while (b != 0) { var c = b; b = a % b; a = c; } return a; } static long ModPower(long x, long y, long mod) { var bytes = BitConverter.GetBytes(y); var bits = new System.Collections.BitArray(bytes); var max2 = 0; for (int i = bits.Length - 1; i >= 0; i--) { if (bits[i]) { max2 = i; break; } } long result = 1; for (int i = max2; i >= 0; i--) { result = (result * result) % mod; if (bits[i]) { result = (result * x) % mod; } } return result; } static long ModFact(long n, long mod) { long result = 1; for (int i = 1; i <= n; i++) { result = result * i % mod; } return result; } static long ModAdd(long x, long y, long mod) { return ((x % mod) + (y % mod)) % mod; } static long ModMul(long x, long y, long mod) { return ((x % mod) * (y % mod)) % mod; } static long ModDiv(long x, long y, long mod) { //ใƒ•ใ‚งใƒซใƒžใƒผใฎๅฐๅฎš็†ใ‚ˆใ‚Šใ€a^(-1) = a^(p-2) return ModMul(x, ModPower(y, mod - 2, mod), mod); } static long ModComb(long n, long r, long mod) { long numerator = 1; for (int i = 0; i < r; i++) { numerator = ModMul(numerator, n - i, mod); } long denominator = ModFact(r, mod); return ModDiv(numerator, denominator, mod); } class Graph { private int _size; private List<int>[] _edges; public Graph(int size) { _size = size; _edges = new List<int>[size]; } public List<int> this[int i] { get { if (_edges[i] == null) _edges[i] = new List<int>(); return _edges[i]; } } } class Graph<T> { private int _size; private List<T>[] _edges; public Graph(int size) { _size = size; _edges = new List<T>[size]; } public List<T> this[int i] { get { if (_edges[i] == null) _edges[i] = new List<T>(); return _edges[i]; } } } static Graph<T> NewGraph<T>(int size, T template) { return new Graph<T>(size); } static List<T> NewList<T>(T template) { return new List<T>(); } static T[] NewArray<T>(int size, T template) { return new T[size]; } static long p1097 = 1000000007; static void Main(string[] args) { //โ†“ var n = ReadInt(); var s = Console.ReadLine(); var next = 'A'; var count = 0; for (int i = 0; i < n; i++) { var c = s[i]; if (c == next) { if (next == 'A') { next = 'B'; } else if (next == 'B') { next = 'C'; } else if (next == 'C') { count++; next = 'A'; } } else { if (c == 'A') { continue; } next = 'A'; } } Console.WriteLine(count); //โ†‘ } } }
using System; using System.Collections; using System.Collections.Generic; using System.Linq; namespace AtCoder { struct mint : IEquatable<mint> { // static uint mod = 998244353; static uint mod = 1000000007; uint _v; public mint(long v) : this((uint)(v % mod + mod)) {} private mint(uint v) { _v = v < mod ? v : (v - mod); } public static void SetMod(uint p) { mod = p; } public static mint operator +(mint lhs, mint rhs) { return new mint(lhs._v + rhs._v); } public static mint operator -(mint lhs, mint rhs) { return new mint(lhs._v + mod - rhs._v); } public static mint operator *(mint lhs, mint rhs) { return new mint((uint)((ulong)lhs._v * rhs._v % mod)); } public static mint operator /(mint lhs, mint rhs) { return lhs * rhs.Inv(); } public static mint operator ^(mint x, int n) { return Pow(x, n); } public static bool operator ==(mint l, mint r) { return l._v == r._v; } public static bool operator !=(mint l, mint r) { return !(l == r); } public static bool operator<(mint l, mint r) { return l._v < r._v; } public static bool operator>(mint l, mint r) { return l._v > r._v; } public static mint Pow(mint x, int n) { var r = new mint(1); while (n > 0) { if ((n & 1) > 0) r *= x; x *= x; n >>= 1; } return r; } public mint Pow(int n) { return Pow(this, n); } public mint Inv() { return Pow((int)mod - 2); } public bool Equals(mint o) { return this == o; } public override bool Equals(object obj) { if (obj is mint) return this == (mint)obj; else return false; } public override int GetHashCode() { return _v.GetHashCode(); } public override string ToString() { return _v.ToString(); } public static implicit operator mint(int i) { return new mint(i); } public static implicit operator mint(long i) { return new mint(i); } private static mint[] _fact; public static void SetFact(int n) { _fact = new mint[n + 1]; _fact[0] = 1; for (int i = 1; i < n + 1; i++) { _fact[i] = _fact[i - 1] * i; } } public static mint Fact(int n) { if (_fact == null || _fact.Length < n) { SetFact(n * 2); } return _fact[n]; } public static mint Combination(int n, int r) { return Fact(n) / (Fact(n - r) * Fact(r)); } } static class Extensions { public static int LowerBound<T>(this IList<T> list, T value, IComparer<T> comp = null) { if (comp == null) comp = Comparer<T>.Default; var l = 0; var r = list.Count; while (l < r) { var m = (l + r) / 2; var c = comp.Compare(value, list[m]); if (c > 0) l = m + 1; else r = m; } return l; } public static int UpperBound<T>(this IList<T> list, T value, IComparer<T> comp = null) { if (comp == null) comp = Comparer<T>.Default; var l = 0; var r = list.Count; while (l < r) { var m = (l + r) / 2; var c = comp.Compare(value, list[m]); if (c >= 0) l = m + 1; else r = m; } return r; } } class Program { static int ReadInt() { return int.Parse(Console.ReadLine()); } static long ReadLong() { return long.Parse(Console.ReadLine()); } static int[] ReadIntArray() { return Console.ReadLine().Split(' ').Select(int.Parse).ToArray(); } static int[] ReadIntArray(int n) { var a = new int[n]; for (int i = 0; i < n; i++) { a[i] = ReadInt(); } return a; } static long[] ReadLongArray() { return Console.ReadLine().Split(' ').Select(long.Parse).ToArray(); } static long[] ReadLongArray(int n) { var a = new long[n]; for (int i = 0; i < n; i++) { a[i] = ReadLong(); } return a; } static List<T> ReadObjects<T>(int n, Func<int[], T> creator) { var l = new List<T>(n); for (int i = 0; i < n; i++) { var a = ReadIntArray(); l.Add(creator(a)); } return l; } static int[,] ReadMatrix(int n, int m) { var r = new int[n, m]; for (int i = 0; i < n; i++) { var a = ReadIntArray(); for (int j = 0; j < m; j++) { r[i, j] = a[j]; } } return r; } public static int[] ZAlgotithm(string s) { var len = s.Length; var a = new int[len]; a[0] = len; var i = 1; var j = 0; while (i < len) { while (i + j < len && s[j] == s[i + j]) j++; a[i] = j; if (j == 0) { i++; continue; } var k = 1; while (i + k < len && k + a[k] < j) { a[i + k] = a[k]; k++; } i += k; j -= k; } return a; } public class MaxHeap<T> : IEnumerable<T> { private List<T> _list; private Comparer<T> _comp; public int Count { get { return _list.Count; } } public MaxHeap() : this(0) {} public MaxHeap(int capacity, Comparison<T> comp = null) { _list = new List<T>(capacity); if (comp == null) { _comp = Comparer<T>.Default; } else { _comp = Comparer<T>.Create(comp); } } public void Push(T elem) { Upheap(elem); } public T Pop() { return Downheap(); } public T Peek() { return _list[0]; } private void Swap(int i, int j) { var a = _list[j]; _list[j] = _list[i]; _list[i] = a; } private void Upheap(T elem) { _list.Add(elem); var i = _list.Count - 1; while (true) { if (i == 0) return; var j = (i - 1) / 2; var e = _list[i]; var p = _list[j]; var c = _comp.Compare(e, p); if (c > 0) { Swap(i, j); i = j; continue; } else { break; } } } private T Downheap() { var result = _list[0]; var last = _list.Count - 1; Swap(0, last); _list.RemoveAt(last); if (_list.Count == 0) return result; var i = 0; while (true) { if (i == _list.Count - 1) return result; var p = _list[i]; var j = i * 2 + 1; if (j >= _list.Count) return result; if (j + 1 < _list.Count && _comp.Compare(_list[j], _list[j + 1]) < 0) { j++; } if (_comp.Compare(_list[i], _list[j]) < 0) { Swap(i, j); i = j; } else { return result; } } } public MaxHeap<T> Copy(Comparison<T> comp = null) { var c = new MaxHeap<T>(0, comp); c._list = _list.ToList(); return c; } public MaxHeap(List<T> list) { _list = list; _comp = Comparer<T>.Default; } public List<T> GetList() { return _list; } public IEnumerator<T> GetEnumerator() { return _list.GetEnumerator(); } IEnumerator IEnumerable.GetEnumerator() { return GetEnumerator(); } } public class MinHeap<T> : IEnumerable<T> { private List<T> _list; private Comparer<T> _comp; public int Count { get { return _list.Count; } } public MinHeap() : this(0) {} public MinHeap(int capacity, Comparison<T> comp = null) { _list = new List<T>(capacity); if (comp == null) { _comp = Comparer<T>.Default; } else { _comp = Comparer<T>.Create(comp); } } public void Push(T elem) { Upheap(elem); } public T Pop() { return Downheap(); } public T Peek() { return _list[0]; } private void Swap(int i, int j) { var a = _list[j]; _list[j] = _list[i]; _list[i] = a; } private void Upheap(T elem) { _list.Add(elem); var i = _list.Count - 1; while (true) { if (i == 0) return; var j = (i - 1) / 2; var e = _list[i]; var p = _list[j]; var c = _comp.Compare(e, p); if (c < 0) { Swap(i, j); i = j; continue; } else { break; } } } private T Downheap() { var result = _list[0]; var last = _list.Count - 1; Swap(0, last); _list.RemoveAt(last); if (_list.Count == 0) return result; var i = 0; while (true) { if (i == _list.Count - 1) return result; var p = _list[i]; var j = i * 2 + 1; if (j >= _list.Count) return result; if (j + 1 < _list.Count && _comp.Compare(_list[j], _list[j + 1]) > 0) { j++; } if (_comp.Compare(_list[i], _list[j]) > 0) { Swap(i, j); i = j; } else { return result; } } } public MinHeap<T> Copy(Comparison<T> comp = null) { var c = new MinHeap<T>(0, comp); c._list = _list.ToList(); return c; } public MinHeap(List<T> list) { _list = list; _comp = Comparer<T>.Default; } public List<T> GetList() { return _list; } public IEnumerator<T> GetEnumerator() { return _list.GetEnumerator(); } IEnumerator IEnumerable.GetEnumerator() { return GetEnumerator(); } } class InputLine { private string[] _inputs; private int _index = 0; InputLine(string input) { _inputs = input.Split(); _index = 0; } public static InputLine Read() { return new InputLine(Console.ReadLine()); } public int NextInt() { return int.Parse(_inputs[_index++]); } public long NextLong() { return long.Parse(_inputs[_index++]); } public double NextDouble() { return double.Parse(_inputs[_index++]); } } public static int GCD(int x, int y) { var a = Math.Max(x, y); var b = x + y - a; while (b != 0) { var c = b; b = a % b; a = c; } return a; } public static long GCD(long x, long y) { var a = Math.Max(x, y); var b = x + y - a; while (b != 0) { var c = b; b = a % b; a = c; } return a; } static long ModPower(long x, long y, long mod) { var bytes = BitConverter.GetBytes(y); var bits = new System.Collections.BitArray(bytes); var max2 = 0; for (int i = bits.Length - 1; i >= 0; i--) { if (bits[i]) { max2 = i; break; } } long result = 1; for (int i = max2; i >= 0; i--) { result = (result * result) % mod; if (bits[i]) { result = (result * x) % mod; } } return result; } static long ModFact(long n, long mod) { long result = 1; for (int i = 1; i <= n; i++) { result = result * i % mod; } return result; } static long ModAdd(long x, long y, long mod) { return ((x % mod) + (y % mod)) % mod; } static long ModMul(long x, long y, long mod) { return ((x % mod) * (y % mod)) % mod; } static long ModDiv(long x, long y, long mod) { //ใƒ•ใ‚งใƒซใƒžใƒผใฎๅฐๅฎš็†ใ‚ˆใ‚Šใ€a^(-1) = a^(p-2) return ModMul(x, ModPower(y, mod - 2, mod), mod); } static long ModComb(long n, long r, long mod) { long numerator = 1; for (int i = 0; i < r; i++) { numerator = ModMul(numerator, n - i, mod); } long denominator = ModFact(r, mod); return ModDiv(numerator, denominator, mod); } class Graph { private int _size; private List<int>[] _edges; public Graph(int size) { _size = size; _edges = new List<int>[size]; } public List<int> this[int i] { get { if (_edges[i] == null) _edges[i] = new List<int>(); return _edges[i]; } } } class Graph<T> { private int _size; private List<T>[] _edges; public Graph(int size) { _size = size; _edges = new List<T>[size]; } public List<T> this[int i] { get { if (_edges[i] == null) _edges[i] = new List<T>(); return _edges[i]; } } } static Graph<T> NewGraph<T>(int size, T template) { return new Graph<T>(size); } static List<T> NewList<T>(T template) { return new List<T>(); } static T[] NewArray<T>(int size, T template) { return new T[size]; } static long p1097 = 1000000007; static void Main(string[] args) { //โ†“ var n = ReadInt(); var s = Console.ReadLine(); var next = 'A'; var count = 0; for (int i = 0; i < n; i++) { var c = s[i]; if (c == next) { if (next == 'A') { next = 'B'; } else if (next == 'B') { next = 'C'; } else if (next == 'C') { count++; next = 'A'; } } else { if (c == 'A') { next = 'B'; continue; } next = 'A'; } } Console.WriteLine(count); //โ†‘ } } }
[["+", 0, 57, 64, 196, 0, 1, 0, 11, 31, 22], ["+", 64, 196, 0, 1, 0, 11, 0, 202, 0, 32], ["+", 64, 196, 0, 1, 0, 11, 12, 252, 0, 104], ["+", 64, 196, 0, 1, 0, 11, 12, 252, 0, 253], ["+", 75, 196, 0, 57, 64, 196, 0, 1, 0, 35]]
8
3,519
6
using System; using System.Collections.Generic; using System.Linq; using static Input; using NX = System.Int64; public class Prog { public struct Pair { public int x, y; public Pair(int a, int b) { y = a; x = b; } } public static void Solve() { int N = NextInt(); string s = NextString(); int ans = 0; for (int i = 3; i < N; i++) if (s[i - 2].ToString() + s[i - 1].ToString() + s[i].ToString() == "ABC") ans++; Console.WriteLine(ans); } public static long GCD(long a, long b) { if (a < b) GCD(b, a); long d = a % b; while (b != 0) { d = a % b; a = b; b = d; } return a; } public static long LCM(long a, long b) { return a / GCD(a, b) * b; } public static void Main() { var sw = new System.IO.StreamWriter( Console.OpenStandardOutput()) { AutoFlush = false }; Console.SetOut(sw); Solve(); Console.Out.Flush(); return; } } public class Input { public const long MOD = 1000000007; public const int INF = 1000000007; private static Queue<string> q = new Queue<string>(); private static void Confirm() { if (q.Count == 0) foreach (var s in Console.ReadLine().Split(' ')) q.Enqueue(s); } public static int NextInt() { Confirm(); return int.Parse(q.Dequeue()); } public static long NextLong() { Confirm(); return long.Parse(q.Dequeue()); } public static string NextString() { Confirm(); return q.Dequeue(); } public static double NextDouble() { Confirm(); return double.Parse(q.Dequeue()); } public static int[] LineInt() { return Console.ReadLine().Split(' ').Select(int.Parse).ToArray(); } public static long[] LineLong() { return Console.ReadLine().Split(' ').Select(long.Parse).ToArray(); } public static string[] LineString() { return Console.ReadLine().Split(' ').ToArray(); } public static double[] LineDouble() { return Console.ReadLine().Split(' ').Select(double.Parse).ToArray(); } public long Abs(long a, long b) => Math.Abs(a - b); }
using System; using System.Collections.Generic; using System.Linq; using static Input; using NX = System.Int64; public class Prog { public struct Pair { public int x, y; public Pair(int a, int b) { y = a; x = b; } } public static void Solve() { int N = NextInt(); string s = NextString(); int ans = 0; for (int i = 2; i < N; i++) if (s[i - 2].ToString() + s[i - 1].ToString() + s[i].ToString() == "ABC") ans++; Console.WriteLine(ans); } public static long GCD(long a, long b) { if (a < b) GCD(b, a); long d = a % b; while (b != 0) { d = a % b; a = b; b = d; } return a; } public static long LCM(long a, long b) { return a / GCD(a, b) * b; } public static void Main() { var sw = new System.IO.StreamWriter( Console.OpenStandardOutput()) { AutoFlush = false }; Console.SetOut(sw); Solve(); Console.Out.Flush(); return; } } public class Input { public const long MOD = 1000000007; public const int INF = 1000000007; private static Queue<string> q = new Queue<string>(); private static void Confirm() { if (q.Count == 0) foreach (var s in Console.ReadLine().Split(' ')) q.Enqueue(s); } public static int NextInt() { Confirm(); return int.Parse(q.Dequeue()); } public static long NextLong() { Confirm(); return long.Parse(q.Dequeue()); } public static string NextString() { Confirm(); return q.Dequeue(); } public static double NextDouble() { Confirm(); return double.Parse(q.Dequeue()); } public static int[] LineInt() { return Console.ReadLine().Split(' ').Select(int.Parse).ToArray(); } public static long[] LineLong() { return Console.ReadLine().Split(' ').Select(long.Parse).ToArray(); } public static string[] LineString() { return Console.ReadLine().Split(' ').ToArray(); } public static double[] LineDouble() { return Console.ReadLine().Split(' ').Select(double.Parse).ToArray(); } public long Abs(long a, long b) => Math.Abs(a - b); }
[["-", 0, 7, 10, 198, 0, 200, 0, 212, 0, 203], ["+", 0, 7, 10, 198, 0, 200, 0, 212, 0, 203]]
8
603
2
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; using static System.Console; class Program { static void Main(string[] args) { new Program().Calc(); } Scanner cin; public Program() {} bool chmax<T>(ref T a, T b) where T : IComparable<T> { if (a.CompareTo(b) < 0) { a = b; return true; } return false; } bool chmin<T>(ref T a, T b) where T : IComparable<T> { if (b.CompareTo(a) < 0) { a = b; return true; } return false; } void Calc() { cin = new Scanner(); int n = cin.nextInt(); string s = cin.next(); char[] s_ = s.ToCharArray(); int ans = 0; for (int i = 0; i < n; ++i) { if (s_[i] == 'A' && s_[i + 1] == 'B' && s_[i + 2] == 'C') ans++; } WriteLine(ans); } } public static class StringExtension { public static char GetChar1(this string str, int indexOneBase) { return str[indexOneBase - 1]; } } class Scanner { string[] s; int i; char[] cs = new char[] { ' ' }; public Scanner() { s = new string[0]; i = 0; } public string next() { if (i < s.Length) return s[i++]; string st = Console.ReadLine(); while (st == "") st = Console.ReadLine(); s = st.Split(cs, StringSplitOptions.RemoveEmptyEntries); if (s.Length == 0) return next(); i = 0; return s[i++]; } public int nextInt() { return int.Parse(next()); } public int[] ArrayInt(int N, int add = 0) { int[] Array = new int[N]; for (int i = 0; i < N; i++) { Array[i] = nextInt() + add; } return Array; } public long nextLong() { return long.Parse(next()); } public long[] ArrayLong(int N, long add = 0) { long[] Array = new long[N]; for (int i = 0; i < N; i++) { Array[i] = nextLong() + add; } return Array; } public double nextDouble() { return double.Parse(next()); } public double[] ArrayDouble(int N, double add = 0) { double[] Array = new double[N]; for (int i = 0; i < N; i++) { Array[i] = nextDouble() + add; } return Array; } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; using static System.Console; class Program { static void Main(string[] args) { new Program().Calc(); } Scanner cin; public Program() {} bool chmax<T>(ref T a, T b) where T : IComparable<T> { if (a.CompareTo(b) < 0) { a = b; return true; } return false; } bool chmin<T>(ref T a, T b) where T : IComparable<T> { if (b.CompareTo(a) < 0) { a = b; return true; } return false; } void Calc() { cin = new Scanner(); int n = cin.nextInt(); string s = cin.next(); char[] s_ = s.ToCharArray(); int ans = 0; for (int i = 0; i < n - 2; ++i) { if (s_[i] == 'A' && s_[i + 1] == 'B' && s_[i + 2] == 'C') ans++; } WriteLine(ans); } } public static class StringExtension { public static char GetChar1(this string str, int indexOneBase) { return str[indexOneBase - 1]; } } class Scanner { string[] s; int i; char[] cs = new char[] { ' ' }; public Scanner() { s = new string[0]; i = 0; } public string next() { if (i < s.Length) return s[i++]; string st = Console.ReadLine(); while (st == "") st = Console.ReadLine(); s = st.Split(cs, StringSplitOptions.RemoveEmptyEntries); if (s.Length == 0) return next(); i = 0; return s[i++]; } public int nextInt() { return int.Parse(next()); } public int[] ArrayInt(int N, int add = 0) { int[] Array = new int[N]; for (int i = 0; i < N; i++) { Array[i] = nextInt() + add; } return Array; } public long nextLong() { return long.Parse(next()); } public long[] ArrayLong(int N, long add = 0) { long[] Array = new long[N]; for (int i = 0; i < N; i++) { Array[i] = nextLong() + add; } return Array; } public double nextDouble() { return double.Parse(next()); } public double[] ArrayDouble(int N, double add = 0) { double[] Array = new double[N]; for (int i = 0; i < N; i++) { Array[i] = nextDouble() + add; } return Array; } }
[["+", 8, 196, 0, 7, 15, 16, 12, 16, 17, 33], ["+", 8, 196, 0, 7, 15, 16, 12, 16, 12, 203]]
8
638
2
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Numerics; class Program { static void Main(string[] args) { var wrong_answer = new wrong_answer(); wrong_answer.Solve(); } } public class wrong_answer { const int INF = 1 << 30; const long INFL = 1L << 60; const int MOD = 1000000007; const int MOD2 = 998244353; myinout IO = new myinout(); Math2 mmath = new Math2(); // functions public void Solve() { //ใ“ใ“ใ‹ใ‚‰ var n = IO.int1; var s = IO.str; int ans = 0; for (int i = 0; i < n - 3; ++i) { if (s[i] == 'A' && s[i + 1] == 'B' && s[i + 2] == 'C') ans++; } IO.wri(ans); } } // b-aใง้™้ † public class Math2 { public long[] fact; public long[] invfact; public void factoricalmodset(long N, long MOD = 1000000007) { fact = new long[N + 1]; invfact = new long[N + 1]; fact[0] = 1; for (long i = 1; i <= N; ++i) { fact[i] = fact[i - 1] * i % MOD; } invfact[N] = pow(fact[N], MOD - 2); for (long i = N; i > 0; --i) { invfact[i - 1] = invfact[i] * i % MOD; } } public long nCr(long n, long r, long MOD = 1000000007) { return (fact[n] * invfact[r] % MOD * invfact[n - r] % MOD); } public long pow(long i, long n, long MOD = 1000000007) { long res = 1; while (n > 0) { if ((n & 1) != 0) res = res * i % MOD; i = i * i % MOD; n >>= 1; } return res; } public long gcd(long i, long y) { while (y != 0) { var r = i % y; i = y; y = r; } return i; } public long lcm(long i, long y) { return i * y / gcd(i, y); } public Dictionary<long, int> primefactorization(long N) { var ret = new Dictionary<long, int>(); for (long i = 2; i * i <= N; ++i) { int cnt = 0; while (N % i == 0) { cnt++; N /= i; } if (cnt != 0) ret[i] = cnt; } if (N >= 2) ret[N] = 1; return ret; } public List<long> divisorenumrate(long N) { var ret = new List<long>(); for (long i = 1; i * i <= N; ++i) { if (N % i == 0) { ret.Add(i); ret.Add(N / i); } } return ret; } public void swap<T>(ref T a, ref T b) { var i = a; a = b; b = i; } } class myinout { // in public string str => Console.ReadLine(); public string[] strm => str.Split(' '); public long[] longm => strm.Select(long.Parse).ToArray(); public int[] intm => strm.Select(int.Parse).ToArray(); public char[] charm => str.ToArray(); public double[] doublem => strm.Select(double.Parse).ToArray(); public long long1 => longm[0]; public int int1 => intm[0]; public char char1 => charm[0]; public double double1 => doublem[0]; // out public void wri<T>(T i) { Console.WriteLine(i); } public void wri<T>(T[] i) { Console.WriteLine(string.Join(" ", i)); } public void yn(bool i) { if (i) wri("Yes"); else wri("No"); } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Numerics; class Program { static void Main(string[] args) { var wrong_answer = new wrong_answer(); wrong_answer.Solve(); } } public class wrong_answer { const int INF = 1 << 30; const long INFL = 1L << 60; const int MOD = 1000000007; const int MOD2 = 998244353; myinout IO = new myinout(); Math2 mmath = new Math2(); // functions public void Solve() { //ใ“ใ“ใ‹ใ‚‰ var n = IO.int1; var s = IO.str; int ans = 0; for (int i = 0; i < n - 2; ++i) { if (s[i] == 'A' && s[i + 1] == 'B' && s[i + 2] == 'C') ans++; } IO.wri(ans); } } // b-aใง้™้ † public class Math2 { public long[] fact; public long[] invfact; public void factoricalmodset(long N, long MOD = 1000000007) { fact = new long[N + 1]; invfact = new long[N + 1]; fact[0] = 1; for (long i = 1; i <= N; ++i) { fact[i] = fact[i - 1] * i % MOD; } invfact[N] = pow(fact[N], MOD - 2); for (long i = N; i > 0; --i) { invfact[i - 1] = invfact[i] * i % MOD; } } public long nCr(long n, long r, long MOD = 1000000007) { return (fact[n] * invfact[r] % MOD * invfact[n - r] % MOD); } public long pow(long i, long n, long MOD = 1000000007) { long res = 1; while (n > 0) { if ((n & 1) != 0) res = res * i % MOD; i = i * i % MOD; n >>= 1; } return res; } public long gcd(long i, long y) { while (y != 0) { var r = i % y; i = y; y = r; } return i; } public long lcm(long i, long y) { return i * y / gcd(i, y); } public Dictionary<long, int> primefactorization(long N) { var ret = new Dictionary<long, int>(); for (long i = 2; i * i <= N; ++i) { int cnt = 0; while (N % i == 0) { cnt++; N /= i; } if (cnt != 0) ret[i] = cnt; } if (N >= 2) ret[N] = 1; return ret; } public List<long> divisorenumrate(long N) { var ret = new List<long>(); for (long i = 1; i * i <= N; ++i) { if (N % i == 0) { ret.Add(i); ret.Add(N / i); } } return ret; } public void swap<T>(ref T a, ref T b) { var i = a; a = b; b = i; } } class myinout { // in public string str => Console.ReadLine(); public string[] strm => str.Split(' '); public long[] longm => strm.Select(long.Parse).ToArray(); public int[] intm => strm.Select(int.Parse).ToArray(); public char[] charm => str.ToArray(); public double[] doublem => strm.Select(double.Parse).ToArray(); public long long1 => longm[0]; public int int1 => intm[0]; public char char1 => charm[0]; public double double1 => doublem[0]; // out public void wri<T>(T i) { Console.WriteLine(i); } public void wri<T>(T[] i) { Console.WriteLine(string.Join(" ", i)); } public void yn(bool i) { if (i) wri("Yes"); else wri("No"); } }
[["-", 8, 196, 0, 7, 15, 16, 12, 16, 12, 203], ["+", 8, 196, 0, 7, 15, 16, 12, 16, 12, 203]]
8
914
2
using System; namespace ABC150B { class Program { static void Main(string[] args) { var N = int.Parse(Console.ReadLine()); var S = Console.ReadLine(); var count = 0; for (var i = 0; i < N - 3; i++) { if (S.Substring(i, 3) == "ABC") { ++count; } } System.Console.WriteLine("{0}", count); Console.ReadLine(); } } }
using System; namespace ABC150B { class Program { static void Main(string[] args) { var N = int.Parse(Console.ReadLine()); var S = Console.ReadLine(); var count = 0; for (var i = 0; i < N - 2; i++) { if (S.Substring(i, 3) == "ABC") { ++count; } } System.Console.WriteLine("{0}", count); Console.ReadLine(); } } }
[["-", 8, 196, 0, 7, 15, 16, 12, 16, 12, 203], ["+", 8, 196, 0, 7, 15, 16, 12, 16, 12, 203]]
8
107
2
using System; using System.Collections.Generic; using System.Diagnostics; using System.IO; using System.Linq; namespace MyProject { class Program { static void Main(string[] args) { #if Local var sw = new Stopwatch(); sw.Start(); Console.SetIn(new StreamReader("input.in")); #endif var solver = new Solver(); solver.Solve(); #if Local Console.WriteLine($"{sw.ElapsedMilliseconds}ms"); #endif } } class Solver { public void Solve() { var N = int.Parse(Console.ReadLine()); var S = Console.ReadLine(); var answer = 0; for (int i = 0; i < S.Length - 3; i++) { if (S[i + 0] == 'A' && S[i + 1] == 'B' && S[i + 2] == 'C') { answer++; } } Console.WriteLine(answer); } } }
using System; using System.Collections.Generic; using System.Diagnostics; using System.IO; using System.Linq; namespace MyProject { class Program { static void Main(string[] args) { #if Local var sw = new Stopwatch(); sw.Start(); Console.SetIn(new StreamReader("input.in")); #endif var solver = new Solver(); solver.Solve(); #if Local Console.WriteLine($"{sw.ElapsedMilliseconds}ms"); #endif } } class Solver { public void Solve() { var N = int.Parse(Console.ReadLine()); var S = Console.ReadLine(); var answer = 0; for (int i = 0; i < S.Length - 2; i++) { if (S[i + 0] == 'A' && S[i + 1] == 'B' && S[i + 2] == 'C') { answer++; } } Console.WriteLine(answer); } } }
[["-", 8, 196, 0, 7, 15, 16, 12, 16, 12, 203], ["+", 8, 196, 0, 7, 15, 16, 12, 16, 12, 203]]
8
215
2
using System; class ProgramB { static void Main(string[] args) { //ๅ…ฅๅŠ› string input = Console.ReadLine(); long n = long.Parse(input); string s = Console.ReadLine(); long count = 0; for (int i = 0; i < n - 2; i++) { if (s[i] == 'A' && s[i + 1] == 'B' && s[i + 2] == 'C') { count++; i += i + 2; } } Console.WriteLine(count); } }
using System; class ProgramB { static void Main(string[] args) { //ๅ…ฅๅŠ› string input = Console.ReadLine(); long n = long.Parse(input); string s = Console.ReadLine(); long count = 0; for (int i = 0; i < n - 2; i++) { if (s[i] == 'A' && s[i + 1] == 'B' && s[i + 2] == 'C') { count++; i += 2; } } Console.WriteLine(count); } }
[["-", 64, 196, 0, 1, 0, 11, 12, 16, 31, 22], ["-", 64, 196, 0, 1, 0, 11, 12, 16, 17, 72]]
8
121
2
using System; public class Program { public void Solve() { var sc = new Scanner(); int n = sc.NextInt(); string s = sc.Next(); int cnt = 0; for (int i = 0; i < s.Length - 3; i++) { if (s[i] == 'A' && s[i + 1] == 'B' && s[i + 2] == 'C') { cnt++; } } Console.WriteLine(cnt); } public static void Main(string[] args) { new Program().Solve(); } } class Scanner { public Scanner() { _pos = 0; _line = new string[0]; } const char Separator = ' '; private int _pos; private string[] _line; #region ใ‚นใƒšใƒผใ‚นๅŒบๅˆ‡ใ‚Šใงๅ–ๅพ— public string Next() { if (_pos >= _line.Length) { _line = Console.ReadLine().Split(Separator); _pos = 0; } return _line[_pos++]; } public int NextInt() { return int.Parse(Next()); } public long NextLong() { return long.Parse(Next()); } public double NextDouble() { return double.Parse(Next()); } #endregion #region ๅž‹ๅค‰ๆ› private int[] ToIntArray(string[] array) { var result = new int[array.Length]; for (int i = 0; i < array.Length; i++) { result[i] = int.Parse(array[i]); } return result; } private long[] ToLongArray(string[] array) { var result = new long[array.Length]; for (int i = 0; i < array.Length; i++) { result[i] = long.Parse(array[i]); } return result; } private double[] ToDoubleArray(string[] array) { var result = new double[array.Length]; for (int i = 0; i < array.Length; i++) { result[i] = double.Parse(array[i]); } return result; } #endregion #region ้…ๅˆ—ๅ–ๅพ— public string[] Array() { if (_pos >= _line.Length) _line = Console.ReadLine().Split(Separator); _pos = _line.Length; return _line; } public int[] IntArray() { return ToIntArray(Array()); } public long[] LongArray() { return ToLongArray(Array()); } public double[] DoubleArray() { return ToDoubleArray(Array()); } #endregion }
using System; public class Program { public void Solve() { var sc = new Scanner(); int n = sc.NextInt(); string s = sc.Next(); int cnt = 0; for (int i = 0; i + 2 < s.Length; i++) { if (s[i] == 'A' && s[i + 1] == 'B' && s[i + 2] == 'C') { cnt++; } } Console.WriteLine(cnt); } public static void Main(string[] args) { new Program().Solve(); } } class Scanner { public Scanner() { _pos = 0; _line = new string[0]; } const char Separator = ' '; private int _pos; private string[] _line; #region ใ‚นใƒšใƒผใ‚นๅŒบๅˆ‡ใ‚Šใงๅ–ๅพ— public string Next() { if (_pos >= _line.Length) { _line = Console.ReadLine().Split(Separator); _pos = 0; } return _line[_pos++]; } public int NextInt() { return int.Parse(Next()); } public long NextLong() { return long.Parse(Next()); } public double NextDouble() { return double.Parse(Next()); } #endregion #region ๅž‹ๅค‰ๆ› private int[] ToIntArray(string[] array) { var result = new int[array.Length]; for (int i = 0; i < array.Length; i++) { result[i] = int.Parse(array[i]); } return result; } private long[] ToLongArray(string[] array) { var result = new long[array.Length]; for (int i = 0; i < array.Length; i++) { result[i] = long.Parse(array[i]); } return result; } private double[] ToDoubleArray(string[] array) { var result = new double[array.Length]; for (int i = 0; i < array.Length; i++) { result[i] = double.Parse(array[i]); } return result; } #endregion #region ้…ๅˆ—ๅ–ๅพ— public string[] Array() { if (_pos >= _line.Length) _line = Console.ReadLine().Split(Separator); _pos = _line.Length; return _line; } public int[] IntArray() { return ToIntArray(Array()); } public long[] LongArray() { return ToLongArray(Array()); } public double[] DoubleArray() { return ToDoubleArray(Array()); } #endregion }
[["+", 8, 196, 0, 7, 15, 16, 31, 16, 17, 72], ["+", 8, 196, 0, 7, 15, 16, 31, 16, 12, 203], ["-", 8, 196, 0, 7, 15, 16, 12, 16, 17, 33], ["-", 8, 196, 0, 7, 15, 16, 12, 16, 12, 203]]
8
549
4
using System; using System.Collections.Generic; using System.Linq; using System.Numerics; using System.Text; using static System.Console; using static System.Math; namespace AtCoder { class Program { static void Main(string[] args) { var n = ReadInt(); var s = Read(); var ans = 0; for (int i = 0; i < n - 3; i++) { if (s[i].ToString() + s[i + 1].ToString() + s[i + 2].ToString() == "ABC") { ans++; } } WriteLine(ans); } private static string Read() { return ReadLine(); } private static string[] Reads() { return (Read().Split()); } private static int ReadInt() { return int.Parse(Read()); } private static long ReadLong() { return long.Parse(Read()); } private static double ReadDouble() { return double.Parse(Read()); } private static int[] ReadInts() { return Array.ConvertAll(Read().Split(), int.Parse); } private static long[] ReadLongs() { return Array.ConvertAll(Read().Split(), long.Parse); } private static double[] ReadDoubles() { return Array.ConvertAll(Read().Split(), double.Parse); } } }
using System; using System.Collections.Generic; using System.Linq; using System.Numerics; using System.Text; using static System.Console; using static System.Math; namespace AtCoder { class Program { static void Main(string[] args) { var n = ReadInt(); var s = Read(); var ans = 0; for (int i = 0; i < n - 2; i++) { if (s[i].ToString() + s[i + 1].ToString() + s[i + 2].ToString() == "ABC") { ans++; } } WriteLine(ans); } private static string Read() { return ReadLine(); } private static string[] Reads() { return (Read().Split()); } private static int ReadInt() { return int.Parse(Read()); } private static long ReadLong() { return long.Parse(Read()); } private static double ReadDouble() { return double.Parse(Read()); } private static int[] ReadInts() { return Array.ConvertAll(Read().Split(), int.Parse); } private static long[] ReadLongs() { return Array.ConvertAll(Read().Split(), long.Parse); } private static double[] ReadDoubles() { return Array.ConvertAll(Read().Split(), double.Parse); } } }
[["-", 8, 196, 0, 7, 15, 16, 12, 16, 12, 203], ["+", 8, 196, 0, 7, 15, 16, 12, 16, 12, 203]]
8
312
2
using System; using System.Collections.Generic; using System.Linq; class Program { static void Main(string[] args) { var N = sc.ReadInt(); var S = sc.ReadStr(); var ans = 0; for (int i = 0; i < N - 3; i++) { var s = S.Substring(i, 3); if (s == "ABC") ans++; } Console.WriteLine(ans); } static Scanner sc = new Scanner(); } class Scanner { string[] S = new string[0]; int Index = 0; char[] Separators = new char[] { ' ' }; public string Next() { if (this.Index < this.S.Length) return this.S[this.Index++]; var line = ""; while (line == "") line = Console.ReadLine(); this.S = line.Split(this.Separators, StringSplitOptions.RemoveEmptyEntries); if (this.S.Length == 0) return this.Next(); this.Index = 0; return this.S[this.Index++]; } public string ReadStr() { return this.Next(); } public char ReadChar() { return this.Next()[0]; } public int ReadInt() { return int.Parse(this.Next()); } public uint ReadUInt() { return uint.Parse(this.Next()); } public long ReadLong() { return long.Parse(this.Next()); } public double ReadDouble() { return double.Parse(this.Next()); } public Tuple<int, int> ReadTup(int add = 0) { return Tuple.Create(this.ReadInt() + add, this.ReadInt() + add); } public Tuple<long, long> ReadTupLong(int add = 0) { return Tuple.Create(this.ReadLong() + add, this.ReadLong() + add); } public Tuple<int, int, int> ReadTup3(int add = 0) { return Tuple.Create(this.ReadInt() + add, this.ReadInt() + add, this.ReadInt() + add); } public Tuple<int, int, int, int> ReadTup4(int add = 0) { return Tuple.Create(this.ReadInt() + add, this.ReadInt() + add, this.ReadInt() + add, this.ReadInt() + add); } public int[] ReadIntArray(int n) { var array = new int[n]; for (int i = 0; i < array.Length; i++) { array[i] = this.ReadInt(); } return array; } public long[] ReadLongArray(int n) { var array = new long[n]; for (int i = 0; i < array.Length; i++) { array[i] = this.ReadLong(); } return array; } public double[] ReadDoubleArray(int n) { var array = new double[n]; for (int i = 0; i < array.Length; i++) { array[i] = this.ReadDouble(); } return array; } public char[] ReadCharArray(int n) { var array = new char[n]; for (int i = 0; i < array.Length; i++) { array[i] = this.ReadChar(); } return array; } public string[] ReadStrArray(int n) { var array = new string[n]; for (int i = 0; i < array.Length; i++) { array[i] = this.ReadStr(); } return array; } public Tuple<long, long>[] ReadTupLongArray(int n, int add = 0) { var array = new Tuple<long, long>[n]; for (int i = 0; i < n; i++) { array[i] = this.ReadTupLong(add); } return array; } public Tuple<int, int>[] ReadTupArray(int n, int add = 0) { var array = new Tuple<int, int>[n]; for (int i = 0; i < n; i++) { array[i] = this.ReadTup(add); } return array; } public Tuple<int, int, int>[] ReadTup3Array(int n, int add = 0) { var array = new Tuple<int, int, int>[n]; for (int i = 0; i < n; i++) { array[i] = this.ReadTup3(add); } return array; } public Tuple<int, int, int, int>[] ReadTup4Array(int n, int add = 0) { var array = new Tuple<int, int, int, int>[n]; for (int i = 0; i < n; i++) { array[i] = this.ReadTup4(add); } return array; } }
using System; using System.Collections.Generic; using System.Linq; class Program { static void Main(string[] args) { var N = sc.ReadInt(); var S = sc.ReadStr(); var ans = 0; for (int i = 0; i < N - 2; i++) { var s = S.Substring(i, 3); if (s == "ABC") ans++; } Console.WriteLine(ans); } static Scanner sc = new Scanner(); } class Scanner { string[] S = new string[0]; int Index = 0; char[] Separators = new char[] { ' ' }; public string Next() { if (this.Index < this.S.Length) return this.S[this.Index++]; var line = ""; while (line == "") line = Console.ReadLine(); this.S = line.Split(this.Separators, StringSplitOptions.RemoveEmptyEntries); if (this.S.Length == 0) return this.Next(); this.Index = 0; return this.S[this.Index++]; } public string ReadStr() { return this.Next(); } public char ReadChar() { return this.Next()[0]; } public int ReadInt() { return int.Parse(this.Next()); } public uint ReadUInt() { return uint.Parse(this.Next()); } public long ReadLong() { return long.Parse(this.Next()); } public double ReadDouble() { return double.Parse(this.Next()); } public Tuple<int, int> ReadTup(int add = 0) { return Tuple.Create(this.ReadInt() + add, this.ReadInt() + add); } public Tuple<long, long> ReadTupLong(int add = 0) { return Tuple.Create(this.ReadLong() + add, this.ReadLong() + add); } public Tuple<int, int, int> ReadTup3(int add = 0) { return Tuple.Create(this.ReadInt() + add, this.ReadInt() + add, this.ReadInt() + add); } public Tuple<int, int, int, int> ReadTup4(int add = 0) { return Tuple.Create(this.ReadInt() + add, this.ReadInt() + add, this.ReadInt() + add, this.ReadInt() + add); } public int[] ReadIntArray(int n) { var array = new int[n]; for (int i = 0; i < array.Length; i++) { array[i] = this.ReadInt(); } return array; } public long[] ReadLongArray(int n) { var array = new long[n]; for (int i = 0; i < array.Length; i++) { array[i] = this.ReadLong(); } return array; } public double[] ReadDoubleArray(int n) { var array = new double[n]; for (int i = 0; i < array.Length; i++) { array[i] = this.ReadDouble(); } return array; } public char[] ReadCharArray(int n) { var array = new char[n]; for (int i = 0; i < array.Length; i++) { array[i] = this.ReadChar(); } return array; } public string[] ReadStrArray(int n) { var array = new string[n]; for (int i = 0; i < array.Length; i++) { array[i] = this.ReadStr(); } return array; } public Tuple<long, long>[] ReadTupLongArray(int n, int add = 0) { var array = new Tuple<long, long>[n]; for (int i = 0; i < n; i++) { array[i] = this.ReadTupLong(add); } return array; } public Tuple<int, int>[] ReadTupArray(int n, int add = 0) { var array = new Tuple<int, int>[n]; for (int i = 0; i < n; i++) { array[i] = this.ReadTup(add); } return array; } public Tuple<int, int, int>[] ReadTup3Array(int n, int add = 0) { var array = new Tuple<int, int, int>[n]; for (int i = 0; i < n; i++) { array[i] = this.ReadTup3(add); } return array; } public Tuple<int, int, int, int>[] ReadTup4Array(int n, int add = 0) { var array = new Tuple<int, int, int, int>[n]; for (int i = 0; i < n; i++) { array[i] = this.ReadTup4(add); } return array; } }
[["-", 8, 196, 0, 7, 15, 16, 12, 16, 12, 203], ["+", 8, 196, 0, 7, 15, 16, 12, 16, 12, 203]]
8
1,072
2
using System; using System.Collections.Generic; namespace cswork { class Program { public Program() {} Scanner cin; const int MAXIN = 1024; bool[] used = new bool[MAXIN]; int[] perm = new int[MAXIN]; List<string> permList = new List<string>(); void Omame() { cin = new Scanner(); int n = cin.nextInt(); string p = ""; for (int i = 0; i < n; i++) { string pp = cin.next(); p += pp + " "; } p = p.Substring(0, p.Length - 1); string q = ""; for (int i = 0; i < n; i++) { string qq = cin.next(); q += qq + " "; } q = q.Substring(0, q.Length - 1); Permutation(0, n, n); int a = 0; int b = 0; for (int i = 0; i < permList.Count; i++) { if (permList[i].Equals(p)) { a = i; } else if (permList[i].Equals(q)) { b = i; } } Console.WriteLine(Math.Abs(a - b)); } static void Main(string[] args) { new Program().Omame(); } public void Permutation(int pos, int n, int length) { if (pos == n) { string s = ""; for (int i = 0; i < n; i++) { s += (perm[i] + 1) + " "; } s = s.Substring(0, s.Length - 1); permList.Add(s); } for (int i = 0; i < n; i++) { if (!used[i]) { perm[pos] = i; used[i] = true; Permutation(pos + 1, n, length); used[i] = false; } } } } class Scanner { string[] s; int i; char[] cs = new char[] { ' ' }; public Scanner() { s = new string[0]; i = 0; } public string next() { if (i < s.Length) return s[i++]; string st = Console.ReadLine(); while (st == "") st = Console.ReadLine(); s = st.Split(cs, StringSplitOptions.RemoveEmptyEntries); i = 0; return next(); } public int nextInt() { return int.Parse(next()); } public long nextLong() { return long.Parse(next()); } public double nextDouble() { return double.Parse(next()); } } }
using System; using System.Collections.Generic; namespace cswork { class Program { public Program() {} Scanner cin; const int MAXIN = 1024; bool[] used = new bool[MAXIN]; int[] perm = new int[MAXIN]; List<string> permList = new List<string>(); void Omame() { cin = new Scanner(); int n = cin.nextInt(); string p = ""; for (int i = 0; i < n; i++) { string pp = cin.next(); p += pp + " "; } p = p.Substring(0, p.Length - 1); string q = ""; for (int i = 0; i < n; i++) { string qq = cin.next(); q += qq + " "; } q = q.Substring(0, q.Length - 1); Permutation(0, n, n); int a = 0; int b = 0; for (int i = 0; i < permList.Count; i++) { if (permList[i].Equals(p)) { a = i; } if (permList[i].Equals(q)) { b = i; } } Console.WriteLine(Math.Abs(a - b)); } static void Main(string[] args) { new Program().Omame(); } public void Permutation(int pos, int n, int length) { if (pos == n) { string s = ""; for (int i = 0; i < n; i++) { s += (perm[i] + 1) + " "; } s = s.Substring(0, s.Length - 1); permList.Add(s); } for (int i = 0; i < n; i++) { if (!used[i]) { perm[pos] = i; used[i] = true; Permutation(pos + 1, n, length); used[i] = false; } } } } class Scanner { string[] s; int i; char[] cs = new char[] { ' ' }; public Scanner() { s = new string[0]; i = 0; } public string next() { if (i < s.Length) return s[i++]; string st = Console.ReadLine(); while (st == "") st = Console.ReadLine(); s = st.Split(cs, StringSplitOptions.RemoveEmptyEntries); i = 0; return next(); } public int nextInt() { return int.Parse(next()); } public long nextLong() { return long.Parse(next()); } public double nextDouble() { return double.Parse(next()); } } }
[["-", 8, 196, 0, 7, 8, 196, 0, 57, 0, 95]]
8
611
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using System; using System.Collections.Generic; using System.Linq; using System.IO; using System.Text; using static System.Console; using static System.Math; namespace CP { class Atria { static void Main(string[] args) { int n = int.Parse(ReadLine()); int[] p = ReadLine().Split(' ').Select(int.Parse).ToArray(); int[] q = ReadLine().Split(' ').Select(int.Parse).ToArray(); var s = new List<int>(); for (int i = 0; i < n; i++) { s.Add(i + 1); } var parm = Permutation<int>.Make(s).ToList(); int pb = -1; int qb = -1; int j = 0; while (pb == -1 || qb == -1) { j++; if (parm[j].SequenceEqual(p)) { pb = j; } if (parm[j].SequenceEqual(q)) { qb = j; } } WriteLine(Abs(pb - qb)); } } static class Permutation<T> { private static void Search(List<T[]> perms, Stack<T> stack, T[] a) { int N = a.Length; if (N == 0) { perms.Add(stack.Reverse().ToArray()); } else { var b = new T[N - 1]; Array.Copy(a, 1, b, 0, N - 1); for (int i = 0; i < a.Length; ++i) { stack.Push(a[i]); Search(perms, stack, b); if (i < b.Length) { b[i] = a[i]; } stack.Pop(); } } } /// <summary> /// ้…ๅˆ—ใ‚’ไธŽใˆใ‚‹ใจList<T>ใง้ †ๅˆ—็ต„ใฟๅˆใ‚ใ›ใ‚’่ฟ”ใ™ใ€‚ /// </summary> /// <param name="src"></param> /// <returns></returns> public static IEnumerable<T[]> Make(IEnumerable<T> src) { var perms = new List<T[]>(); Search(perms, new Stack<T>(), src.ToArray()); return perms; } } }
using System; using System.Collections.Generic; using System.Linq; using System.IO; using System.Text; using static System.Console; using static System.Math; namespace CP { class Atria { static void Main(string[] args) { int n = int.Parse(ReadLine()); int[] p = ReadLine().Split(' ').Select(int.Parse).ToArray(); int[] q = ReadLine().Split(' ').Select(int.Parse).ToArray(); var s = new List<int>(); for (int i = 0; i < n; i++) { s.Add(i + 1); } var parm = Permutation<int>.Make(s).ToList(); int pb = -1; int qb = -1; int j = 0; while (pb == -1 || qb == -1) { if (parm[j].SequenceEqual(p)) { pb = j; } if (parm[j].SequenceEqual(q)) { qb = j; } j++; } WriteLine(Abs(pb - qb)); } } static class Permutation<T> { private static void Search(List<T[]> perms, Stack<T> stack, T[] a) { int N = a.Length; if (N == 0) { perms.Add(stack.Reverse().ToArray()); } else { var b = new T[N - 1]; Array.Copy(a, 1, b, 0, N - 1); for (int i = 0; i < a.Length; ++i) { stack.Push(a[i]); Search(perms, stack, b); if (i < b.Length) { b[i] = a[i]; } stack.Pop(); } } } /// <summary> /// ้…ๅˆ—ใ‚’ไธŽใˆใ‚‹ใจList<T>ใง้ †ๅˆ—็ต„ใฟๅˆใ‚ใ›ใ‚’่ฟ”ใ™ใ€‚ /// </summary> /// <param name="src"></param> /// <returns></returns> public static IEnumerable<T[]> Make(IEnumerable<T> src) { var perms = new List<T[]>(); Search(perms, new Stack<T>(), src.ToArray()); return perms; } } }
[["-", 0, 52, 8, 196, 0, 1, 0, 223, 0, 22], ["-", 0, 52, 8, 196, 0, 1, 0, 223, 0, 29], ["-", 8, 196, 0, 52, 8, 196, 0, 1, 0, 35], ["+", 0, 52, 8, 196, 0, 1, 0, 223, 0, 22], ["+", 0, 52, 8, 196, 0, 1, 0, 223, 0, 29], ["+", 8, 196, 0, 52, 8, 196, 0, 1, 0, 35]]
8
471
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using System; using System.Collections.Generic; using System.IO; using System.Linq; using static System.Math; using System.Text; using System.Threading; using System.Globalization; using System.Runtime.CompilerServices; using Library; namespace Program { public static class ABC150C { static public int numberOfRandomCases = 0; static public void MakeTestCase(List<string> _input, List<string> _output, ref Func<string[], bool> _outputChecker) {} static public void Solve() { var N = NN; var PList = string.Join("", NNList(N)); var QList = string.Join("", NNList(N)); var list = LIB_Math.MakePermutation(N, false) .Select(e => string.Join("", e)) .OrderBy(e => e) .ToList(); var a = 0; var b = 0; for (var i = 0; i < list.Count; i++) { if (PList == list[i]) a = i; else if (QList == list[i]) b = i; } Console.WriteLine(Abs(a - b)); } static class Console_ { static Queue<string> param = new Queue<string>(); public static string NextString() { if (param.Count == 0) foreach (var item in Console.ReadLine().Split(' ')) param.Enqueue(item); return param.Dequeue(); } } class Printer : StreamWriter { public override IFormatProvider FormatProvider { get { return CultureInfo.InvariantCulture; } } public Printer(Stream stream) : base(stream, new UTF8Encoding(false, true)) { base.AutoFlush = false; } public Printer(Stream stream, Encoding encoding) : base(stream, encoding) { base.AutoFlush = false; } } static public void Main(string[] args) { if (args.Length == 0) { Console.SetOut(new Printer(Console.OpenStandardOutput())); } var t = new Thread(Solve, 134217728); t.Start(); t.Join(); Console.Out.Flush(); } static long NN => long.Parse(Console_.NextString()); static double ND => double.Parse(Console_.NextString()); static string NS => Console_.NextString(); static long[] NNList(long N) => Repeat(0, N).Select(_ => NN).ToArray(); static double[] NDList(long N) => Repeat(0, N).Select(_ => ND).ToArray(); static string[] NSList(long N) => Repeat(0, N).Select(_ => NS).ToArray(); static IEnumerable<T> OrderByRand<T>(this IEnumerable<T> x) => x.OrderBy(_ => xorshift); static long Count<T>(this IEnumerable<T> x, Func<T, bool> pred) => Enumerable.Count(x, pred); static IEnumerable<T> Repeat<T>(T v, long n) => Enumerable.Repeat<T>(v, (int)n); static IEnumerable<int> Range(long s, long c) => Enumerable.Range((int)s, (int)c); static uint xorshift { get { _xsi.MoveNext(); return _xsi.Current; } } static IEnumerator<uint> _xsi = _xsc(); static IEnumerator<uint> _xsc() { uint x = 123456789, y = 362436069, z = 521288629, w = (uint)(DateTime.Now.Ticks & 0xffffffff); while (true) { var t = x ^ (x << 11); x = y; y = z; z = w; w = (w ^ (w >> 19)) ^ (t ^ (t >> 8)); yield return w; } } } } namespace Library { class LIB_Math { [MethodImpl(MethodImplOptions.AggressiveInlining)] static public IEnumerable<long> Primes(long x) { if (x < 2) yield break; yield return 2; var halfx = x / 2; var table = new bool[halfx + 1]; var max = (long)(Math.Sqrt(x) / 2); for (long i = 1; i <= max; ++i) { if (table[i]) continue; var add = 2 * i + 1; yield return add; for (long j = 2 * i * (i + 1); j <= halfx; j += add) table[j] = true; } for (long i = max + 1; i <= halfx; ++i) if (!table[i] && 2 * i + 1 <= x) yield return 2 * i + 1; } [MethodImpl(MethodImplOptions.AggressiveInlining)] static public IEnumerable<long> Factors(long x) { if (x < 2) yield break; while (x % 2 == 0) { x /= 2; yield return 2; } var max = (long)Math.Sqrt(x); for (long i = 3; i <= max; i += 2) { while (x % i == 0) { x /= i; yield return i; } } if (x != 1) yield return x; } [MethodImpl(MethodImplOptions.AggressiveInlining)] static public IEnumerable<long> Divisor(long x) { if (x < 1) yield break; var max = (long)Math.Sqrt(x); for (long i = 1; i <= max; ++i) { if (x % i != 0) continue; yield return i; if (i != x / i) yield return x / i; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] static public long GCD(long a, long b) { while (b > 0) { var tmp = b; b = a % b; a = tmp; } return a; } [MethodImpl(MethodImplOptions.AggressiveInlining)] static public long LCM(long a, long b) => a * b / GCD(a, b); [MethodImpl(MethodImplOptions.AggressiveInlining)] static public long Pow(long x, long y) { long a = 1; while (y != 0) { if ((y & 1) == 1) a *= x; x *= x; y >>= 1; } return a; } static List<long> _fact = new List<long>() { 1 }; [MethodImpl(MethodImplOptions.AggressiveInlining)] static void Build(long n) { if (n >= _fact.Count) for (int i = _fact.Count; i <= n; ++i) _fact.Add(_fact[i - 1] * i); } [MethodImpl(MethodImplOptions.AggressiveInlining)] static public long Comb(long n, long k) { Build(n); if (n == 0 && k == 0) return 1; if (n < k || n < 0) return 0; return _fact[(int)n] / _fact[(int)(n - k)] / _fact[(int)k]; } [MethodImpl(MethodImplOptions.AggressiveInlining)] static public long Perm(long n, long k) { Build(n); if (n == 0 && k == 0) return 1; if (n < k || n < 0) return 0; return _fact[(int)n] / _fact[(int)(n - k)]; } [MethodImpl(MethodImplOptions.AggressiveInlining)] static public IEnumerable<List<int>> MakePermutation(long n, bool zeroIndexed = true) { if (n <= 0) throw new Exception(); var c = new int[n]; var a = new int[n]; if (!zeroIndexed) a[0] = 1; for (var i = 1; i < n; i++) a[i] = a[i - 1] + 1; yield return new List<int>(a); for (var i = 0; i < n;) { if (c[i] < i) { if (i % 2 == 0) { var t = a[0]; a[0] = a[i]; a[i] = t; } else { var t = a[c[i]]; a[c[i]] = a[i]; a[i] = t; } yield return new List<int>(a); ++c[i]; i = 0; } else { c[i] = 0; ++i; } } } } }
using System; using System.Collections.Generic; using System.IO; using System.Linq; using static System.Math; using System.Text; using System.Threading; using System.Globalization; using System.Runtime.CompilerServices; using Library; namespace Program { public static class ABC150C { static public int numberOfRandomCases = 0; static public void MakeTestCase(List<string> _input, List<string> _output, ref Func<string[], bool> _outputChecker) {} static public void Solve() { var N = NN; var PList = string.Join("", NNList(N)); var QList = string.Join("", NNList(N)); var list = LIB_Math.MakePermutation(N, false) .Select(e => string.Join("", e)) .OrderBy(e => e) .ToList(); var a = 0; var b = 0; for (var i = 0; i < list.Count; i++) { if (PList == list[i]) a = i; if (QList == list[i]) b = i; } Console.WriteLine(Abs(a - b)); } static class Console_ { static Queue<string> param = new Queue<string>(); public static string NextString() { if (param.Count == 0) foreach (var item in Console.ReadLine().Split(' ')) param.Enqueue(item); return param.Dequeue(); } } class Printer : StreamWriter { public override IFormatProvider FormatProvider { get { return CultureInfo.InvariantCulture; } } public Printer(Stream stream) : base(stream, new UTF8Encoding(false, true)) { base.AutoFlush = false; } public Printer(Stream stream, Encoding encoding) : base(stream, encoding) { base.AutoFlush = false; } } static public void Main(string[] args) { if (args.Length == 0) { Console.SetOut(new Printer(Console.OpenStandardOutput())); } var t = new Thread(Solve, 134217728); t.Start(); t.Join(); Console.Out.Flush(); } static long NN => long.Parse(Console_.NextString()); static double ND => double.Parse(Console_.NextString()); static string NS => Console_.NextString(); static long[] NNList(long N) => Repeat(0, N).Select(_ => NN).ToArray(); static double[] NDList(long N) => Repeat(0, N).Select(_ => ND).ToArray(); static string[] NSList(long N) => Repeat(0, N).Select(_ => NS).ToArray(); static IEnumerable<T> OrderByRand<T>(this IEnumerable<T> x) => x.OrderBy(_ => xorshift); static long Count<T>(this IEnumerable<T> x, Func<T, bool> pred) => Enumerable.Count(x, pred); static IEnumerable<T> Repeat<T>(T v, long n) => Enumerable.Repeat<T>(v, (int)n); static IEnumerable<int> Range(long s, long c) => Enumerable.Range((int)s, (int)c); static uint xorshift { get { _xsi.MoveNext(); return _xsi.Current; } } static IEnumerator<uint> _xsi = _xsc(); static IEnumerator<uint> _xsc() { uint x = 123456789, y = 362436069, z = 521288629, w = (uint)(DateTime.Now.Ticks & 0xffffffff); while (true) { var t = x ^ (x << 11); x = y; y = z; z = w; w = (w ^ (w >> 19)) ^ (t ^ (t >> 8)); yield return w; } } } } namespace Library { class LIB_Math { [MethodImpl(MethodImplOptions.AggressiveInlining)] static public IEnumerable<long> Primes(long x) { if (x < 2) yield break; yield return 2; var halfx = x / 2; var table = new bool[halfx + 1]; var max = (long)(Math.Sqrt(x) / 2); for (long i = 1; i <= max; ++i) { if (table[i]) continue; var add = 2 * i + 1; yield return add; for (long j = 2 * i * (i + 1); j <= halfx; j += add) table[j] = true; } for (long i = max + 1; i <= halfx; ++i) if (!table[i] && 2 * i + 1 <= x) yield return 2 * i + 1; } [MethodImpl(MethodImplOptions.AggressiveInlining)] static public IEnumerable<long> Factors(long x) { if (x < 2) yield break; while (x % 2 == 0) { x /= 2; yield return 2; } var max = (long)Math.Sqrt(x); for (long i = 3; i <= max; i += 2) { while (x % i == 0) { x /= i; yield return i; } } if (x != 1) yield return x; } [MethodImpl(MethodImplOptions.AggressiveInlining)] static public IEnumerable<long> Divisor(long x) { if (x < 1) yield break; var max = (long)Math.Sqrt(x); for (long i = 1; i <= max; ++i) { if (x % i != 0) continue; yield return i; if (i != x / i) yield return x / i; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] static public long GCD(long a, long b) { while (b > 0) { var tmp = b; b = a % b; a = tmp; } return a; } [MethodImpl(MethodImplOptions.AggressiveInlining)] static public long LCM(long a, long b) => a * b / GCD(a, b); [MethodImpl(MethodImplOptions.AggressiveInlining)] static public long Pow(long x, long y) { long a = 1; while (y != 0) { if ((y & 1) == 1) a *= x; x *= x; y >>= 1; } return a; } static List<long> _fact = new List<long>() { 1 }; [MethodImpl(MethodImplOptions.AggressiveInlining)] static void Build(long n) { if (n >= _fact.Count) for (int i = _fact.Count; i <= n; ++i) _fact.Add(_fact[i - 1] * i); } [MethodImpl(MethodImplOptions.AggressiveInlining)] static public long Comb(long n, long k) { Build(n); if (n == 0 && k == 0) return 1; if (n < k || n < 0) return 0; return _fact[(int)n] / _fact[(int)(n - k)] / _fact[(int)k]; } [MethodImpl(MethodImplOptions.AggressiveInlining)] static public long Perm(long n, long k) { Build(n); if (n == 0 && k == 0) return 1; if (n < k || n < 0) return 0; return _fact[(int)n] / _fact[(int)(n - k)]; } [MethodImpl(MethodImplOptions.AggressiveInlining)] static public IEnumerable<List<int>> MakePermutation(long n, bool zeroIndexed = true) { if (n <= 0) throw new Exception(); var c = new int[n]; var a = new int[n]; if (!zeroIndexed) a[0] = 1; for (var i = 1; i < n; i++) a[i] = a[i - 1] + 1; yield return new List<int>(a); for (var i = 0; i < n;) { if (c[i] < i) { if (i % 2 == 0) { var t = a[0]; a[0] = a[i]; a[i] = t; } else { var t = a[c[i]]; a[c[i]] = a[i]; a[i] = t; } yield return new List<int>(a); ++c[i]; i = 0; } else { c[i] = 0; ++i; } } } } }
[["-", 8, 196, 0, 7, 8, 196, 0, 57, 0, 95]]
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using System; using System.Collections.Generic; using System.Linq; using System.IO; using System.Runtime.CompilerServices; using System.Text; using static Template; using static System.Console; using static System.Convert; using static System.Math; using Pi = Pair<int, int>; class Solver { public void Solve(Scanner sc) { var N = sc.Int; var C = sc.ArrInt; Array.Sort(C, (a, b) => b - a); ModInt res = 0; for (var i = 1; i <= N; i++) res += C[i - 1] * (i + 1); WriteLine(res * ModInt.Pow(4, N - 1)); } } public struct ModInt { public const long MOD = (int)1e9 + 7; // public const long MOD = 998244353; public long Value { get; set; } public ModInt(long n = 0) { Value = n; } private static ModInt[] fac; //้šŽไน— private static ModInt[] inv; //้€†ๆ•ฐ private static ModInt[] facinv; // 1/(i!) public override string ToString() => Value.ToString(); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static ModInt operator +(ModInt l, ModInt r) { l.Value += r.Value; if (l.Value >= MOD) l.Value -= MOD; return l; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static ModInt operator -(ModInt l, ModInt r) { l.Value -= r.Value; if (l.Value < 0) l.Value += MOD; return l; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static ModInt operator *(ModInt l, ModInt r) => new ModInt(l.Value * r.Value % MOD); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static ModInt operator /(ModInt l, ModInt r) => l * Pow(r, MOD - 2); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static implicit operator long(ModInt l) => l.Value; [MethodImpl(MethodImplOptions.AggressiveInlining)] public static implicit operator ModInt(long n) { n %= MOD; if (n < 0) n += MOD; return new ModInt(n); } public static ModInt Pow(ModInt m, long n) { if (n == 0) return 1; if (n % 2 == 0) return Pow(m * m, n >> 1); else return Pow(m * m, n >> 1) * m; } public static void Build(int n) { fac = new ModInt[n + 1]; facinv = new ModInt[n + 1]; inv = new ModInt[n + 1]; inv[1] = 1; fac[0] = fac[1] = 1; facinv[0] = facinv[1] = 1; for (var i = 2; i <= n; i++) { fac[i] = fac[i - 1] * i; inv[i] = MOD - inv[MOD % i] * (MOD / i); facinv[i] = facinv[i - 1] * inv[i]; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static ModInt Fac(ModInt n) => fac[n]; [MethodImpl(MethodImplOptions.AggressiveInlining)] public static ModInt Inv(ModInt n) => inv[n]; [MethodImpl(MethodImplOptions.AggressiveInlining)] public static ModInt FacInv(ModInt n) => facinv[n]; [MethodImpl(MethodImplOptions.AggressiveInlining)] public static ModInt Comb(ModInt n, ModInt r) { if (n < r) return 0; if (n == r) return 1; var calc = fac[n]; calc = calc * facinv[r]; calc = calc * facinv[n - r]; return calc; } } #region Template public static class Template { static void Main(string[] args) { Console.SetOut( new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false }); new Solver().Solve(new Scanner()); Console.Out.Flush(); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static bool chmin<T>(ref T a, T b) where T : IComparable<T> { if (a.CompareTo(b) == 1) { a = b; return true; } return false; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static bool chmax<T>(ref T a, T b) where T : IComparable<T> { if (a.CompareTo(b) == -1) { a = b; return true; } return false; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static void swap<T>(ref T a, ref T b) { var t = b; b = a; a = t; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static T[] Create<T>(int n, Func<T> f) { var rt = new T[n]; for (var i = 0; i < rt.Length; ++i) rt[i] = f(); return rt; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static T[] Create<T>(int n, Func<int, T> f) { var rt = new T[n]; for (var i = 0; i < rt.Length; ++i) rt[i] = f(i); return rt; } public static T[] Copy<T>(this T[] A) => Create(A.Length, idx => A[idx]); public static void Fail<T>(T s) { Console.WriteLine(s); Console.Out.Close(); Environment.Exit(0); } } public class Scanner { public string Str => Console.ReadLine().Trim(); public int Int => int.Parse(Str); public long Long => long.Parse(Str); public double Double => double.Parse(Str); public int[] ArrInt => Str.Split(' ').Select(int.Parse).ToArray(); public long[] ArrLong => Str.Split(' ').Select(long.Parse).ToArray(); public char[][] Grid(int n) => Create(n, () => Str.ToCharArray()); public int[] ArrInt1D(int n) => Create(n, () => Int); public long[] ArrLong1D(int n) => Create(n, () => Long); public int[][] ArrInt2D(int n) => Create(n, () => ArrInt); public long[][] ArrLong2D(int n) => Create(n, () => ArrLong); public Pair<T1, T2> PairMake<T1, T2>() => new Pair<T1, T2>(Next<T1>(), Next<T2>()); public Pair<T1, T2, T3> PairMake<T1, T2, T3>() => new Pair<T1, T2, T3>(Next<T1>(), Next<T2>(), Next<T3>()); private Queue<string> q = new Queue<string>(); [MethodImpl(MethodImplOptions.AggressiveInlining)] public T Next<T>() { if (q.Count == 0) foreach (var item in Str.Split(' ')) q.Enqueue(item); return (T)Convert.ChangeType(q.Dequeue(), typeof(T)); } public void Make<T1>(out T1 v1) => v1 = Next<T1>(); public void Make<T1, T2>(out T1 v1, out T2 v2) { v1 = Next<T1>(); v2 = Next<T2>(); } public void Make<T1, T2, T3>(out T1 v1, out T2 v2, out T3 v3) { Make(out v1, out v2); v3 = Next<T3>(); } public void Make<T1, T2, T3, T4>(out T1 v1, out T2 v2, out T3 v3, out T4 v4) { Make(out v1, out v2, out v3); v4 = Next<T4>(); } public void Make<T1, T2, T3, T4, T5>(out T1 v1, out T2 v2, out T3 v3, out T4 v4, out T5 v5) { Make(out v1, out v2, out v3, out v4); v5 = Next<T5>(); } public void Make<T1, T2, T3, T4, T5, T6>(out T1 v1, out T2 v2, out T3 v3, out T4 v4, out T5 v5, out T6 v6) { Make(out v1, out v2, out v3, out v4, out v5); v6 = Next<T6>(); } } public class Pair<T1, T2> : IComparable<Pair<T1, T2>> { public T1 v1; public T2 v2; public Pair() {} public Pair(T1 v1, T2 v2) { this.v1 = v1; this.v2 = v2; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public int CompareTo(Pair<T1, T2> p) { var c = Comparer<T1>.Default.Compare(v1, p.v1); if (c == 0) c = Comparer<T2>.Default.Compare(v2, p.v2); return c; } public override string ToString() => $"{v1.ToString()} {v2.ToString()}"; public void Tie(out T1 a, out T2 b) { a = v1; b = v2; } } public class Pair<T1, T2, T3> : Pair<T1, T2>, IComparable<Pair<T1, T2, T3>> { public T3 v3; public Pair() : base() {} public Pair(T1 v1, T2 v2, T3 v3) : base(v1, v2) { this.v3 = v3; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public int CompareTo(Pair<T1, T2, T3> p) { var c = base.CompareTo(p); if (c == 0) c = Comparer<T3>.Default.Compare(v3, p.v3); return c; } public override string ToString() => $"{base.ToString()} {v3.ToString()}"; public void Tie(out T1 a, out T2 b, out T3 c) { Tie(out a, out b); c = v3; } } #endregion
using System; using System.Collections.Generic; using System.Linq; using System.IO; using System.Runtime.CompilerServices; using System.Text; using static Template; using static System.Console; using static System.Convert; using static System.Math; using Pi = Pair<int, int>; class Solver { public void Solve(Scanner sc) { var N = sc.Int; var C = sc.ArrInt; Array.Sort(C, (a, b) => b - a); ModInt res = 0; for (var i = 1; i <= N; i++) res += C[i - 1] * (i + (ModInt)1); WriteLine(res * ModInt.Pow(4, N - 1)); } } public struct ModInt { public const long MOD = (int)1e9 + 7; // public const long MOD = 998244353; public long Value { get; set; } public ModInt(long n = 0) { Value = n; } private static ModInt[] fac; //้šŽไน— private static ModInt[] inv; //้€†ๆ•ฐ private static ModInt[] facinv; // 1/(i!) public override string ToString() => Value.ToString(); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static ModInt operator +(ModInt l, ModInt r) { l.Value += r.Value; if (l.Value >= MOD) l.Value -= MOD; return l; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static ModInt operator -(ModInt l, ModInt r) { l.Value -= r.Value; if (l.Value < 0) l.Value += MOD; return l; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static ModInt operator *(ModInt l, ModInt r) => new ModInt(l.Value * r.Value % MOD); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static ModInt operator /(ModInt l, ModInt r) => l * Pow(r, MOD - 2); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static implicit operator long(ModInt l) => l.Value; [MethodImpl(MethodImplOptions.AggressiveInlining)] public static implicit operator ModInt(long n) { n %= MOD; if (n < 0) n += MOD; return new ModInt(n); } public static ModInt Pow(ModInt m, long n) { if (n == 0) return 1; if (n % 2 == 0) return Pow(m * m, n >> 1); else return Pow(m * m, n >> 1) * m; } public static void Build(int n) { fac = new ModInt[n + 1]; facinv = new ModInt[n + 1]; inv = new ModInt[n + 1]; inv[1] = 1; fac[0] = fac[1] = 1; facinv[0] = facinv[1] = 1; for (var i = 2; i <= n; i++) { fac[i] = fac[i - 1] * i; inv[i] = MOD - inv[MOD % i] * (MOD / i); facinv[i] = facinv[i - 1] * inv[i]; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static ModInt Fac(ModInt n) => fac[n]; [MethodImpl(MethodImplOptions.AggressiveInlining)] public static ModInt Inv(ModInt n) => inv[n]; [MethodImpl(MethodImplOptions.AggressiveInlining)] public static ModInt FacInv(ModInt n) => facinv[n]; [MethodImpl(MethodImplOptions.AggressiveInlining)] public static ModInt Comb(ModInt n, ModInt r) { if (n < r) return 0; if (n == r) return 1; var calc = fac[n]; calc = calc * facinv[r]; calc = calc * facinv[n - r]; return calc; } } #region Template public static class Template { static void Main(string[] args) { Console.SetOut( new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false }); new Solver().Solve(new Scanner()); Console.Out.Flush(); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static bool chmin<T>(ref T a, T b) where T : IComparable<T> { if (a.CompareTo(b) == 1) { a = b; return true; } return false; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static bool chmax<T>(ref T a, T b) where T : IComparable<T> { if (a.CompareTo(b) == -1) { a = b; return true; } return false; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static void swap<T>(ref T a, ref T b) { var t = b; b = a; a = t; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static T[] Create<T>(int n, Func<T> f) { var rt = new T[n]; for (var i = 0; i < rt.Length; ++i) rt[i] = f(); return rt; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static T[] Create<T>(int n, Func<int, T> f) { var rt = new T[n]; for (var i = 0; i < rt.Length; ++i) rt[i] = f(i); return rt; } public static T[] Copy<T>(this T[] A) => Create(A.Length, idx => A[idx]); public static void Fail<T>(T s) { Console.WriteLine(s); Console.Out.Close(); Environment.Exit(0); } } public class Scanner { public string Str => Console.ReadLine().Trim(); public int Int => int.Parse(Str); public long Long => long.Parse(Str); public double Double => double.Parse(Str); public int[] ArrInt => Str.Split(' ').Select(int.Parse).ToArray(); public long[] ArrLong => Str.Split(' ').Select(long.Parse).ToArray(); public char[][] Grid(int n) => Create(n, () => Str.ToCharArray()); public int[] ArrInt1D(int n) => Create(n, () => Int); public long[] ArrLong1D(int n) => Create(n, () => Long); public int[][] ArrInt2D(int n) => Create(n, () => ArrInt); public long[][] ArrLong2D(int n) => Create(n, () => ArrLong); public Pair<T1, T2> PairMake<T1, T2>() => new Pair<T1, T2>(Next<T1>(), Next<T2>()); public Pair<T1, T2, T3> PairMake<T1, T2, T3>() => new Pair<T1, T2, T3>(Next<T1>(), Next<T2>(), Next<T3>()); private Queue<string> q = new Queue<string>(); [MethodImpl(MethodImplOptions.AggressiveInlining)] public T Next<T>() { if (q.Count == 0) foreach (var item in Str.Split(' ')) q.Enqueue(item); return (T)Convert.ChangeType(q.Dequeue(), typeof(T)); } public void Make<T1>(out T1 v1) => v1 = Next<T1>(); public void Make<T1, T2>(out T1 v1, out T2 v2) { v1 = Next<T1>(); v2 = Next<T2>(); } public void Make<T1, T2, T3>(out T1 v1, out T2 v2, out T3 v3) { Make(out v1, out v2); v3 = Next<T3>(); } public void Make<T1, T2, T3, T4>(out T1 v1, out T2 v2, out T3 v3, out T4 v4) { Make(out v1, out v2, out v3); v4 = Next<T4>(); } public void Make<T1, T2, T3, T4, T5>(out T1 v1, out T2 v2, out T3 v3, out T4 v4, out T5 v5) { Make(out v1, out v2, out v3, out v4); v5 = Next<T5>(); } public void Make<T1, T2, T3, T4, T5, T6>(out T1 v1, out T2 v2, out T3 v3, out T4 v4, out T5 v5, out T6 v6) { Make(out v1, out v2, out v3, out v4, out v5); v6 = Next<T6>(); } } public class Pair<T1, T2> : IComparable<Pair<T1, T2>> { public T1 v1; public T2 v2; public Pair() {} public Pair(T1 v1, T2 v2) { this.v1 = v1; this.v2 = v2; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public int CompareTo(Pair<T1, T2> p) { var c = Comparer<T1>.Default.Compare(v1, p.v1); if (c == 0) c = Comparer<T2>.Default.Compare(v2, p.v2); return c; } public override string ToString() => $"{v1.ToString()} {v2.ToString()}"; public void Tie(out T1 a, out T2 b) { a = v1; b = v2; } } public class Pair<T1, T2, T3> : Pair<T1, T2>, IComparable<Pair<T1, T2, T3>> { public T3 v3; public Pair() : base() {} public Pair(T1 v1, T2 v2, T3 v3) : base(v1, v2) { this.v3 = v3; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public int CompareTo(Pair<T1, T2, T3> p) { var c = base.CompareTo(p); if (c == 0) c = Comparer<T3>.Default.Compare(v3, p.v3); return c; } public override string ToString() => $"{base.ToString()} {v3.ToString()}"; public void Tie(out T1 a, out T2 b, out T3 c) { Tie(out a, out b); c = v3; } } #endregion
[["+", 12, 16, 12, 23, 0, 16, 12, 74, 0, 24], ["+", 12, 16, 12, 23, 0, 16, 12, 74, 39, 22], ["+", 12, 16, 12, 23, 0, 16, 12, 74, 0, 25]]
8
2,236
3
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace Atc_0035 { class Program { static void Main(string[] args) { var s = Console.ReadLine(); var result = s.Split(' ')[0] + s.Split(' ')[1]; Console.WriteLine(result); } } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace Atc_0035 { class Program { static void Main(string[] args) { var s = Console.ReadLine(); var result = s.Split(' ')[1] + s.Split(' ')[0]; Console.WriteLine(result); } } }
[["-", 0, 16, 31, 204, 206, 207, 0, 28, 0, 203], ["+", 0, 16, 31, 204, 206, 207, 0, 28, 0, 203], ["-", 0, 16, 12, 204, 206, 207, 0, 28, 0, 203], ["+", 0, 16, 12, 204, 206, 207, 0, 28, 0, 203]]
8
89
4
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace AtCoder2 { class Program { static void Main(string[] args) { var inputArray = retreiveStringArray(); var inputCount = 2; // ไธๆญฃใชๅ…ฅๅŠ›ใฏๅ‡ฆ็†ใ—ใชใ„ if (inputArray.Length != inputCount) { Console.WriteLine("invalid input"); return; } var N = inputArray[0]; var K = inputArray[1]; //็ญ”ใˆใฎๅ‡บๅŠ› var ans = N + K; Console.WriteLine(ans); } /// <summary> /// ๅŒใ˜ๆ‰‹ใ‚’ๅ‡บใ›ใชใ„ใ“ใจใซใ‚ˆใฃใฆ็”Ÿใ˜ใ‚‹ๆๅคฑ็‚นๆ•ฐ /// </summary> /// <param name="K"></param> /// <param name="point"></param> /// <param name="jankenList"></param> /// <returns></returns> private static long calLossPoint(long K, long point, HashSet<long> jankenList) { var changeList = new HashSet< long>(); // K็•ชๅ…ˆใซๅŒใ˜ๆ‰‹ใŒใ‚ใ‚‹ๅ ดๅˆใ€ๆ›ธใๆ›ใˆใ‚‹ใ€‚ๆ›ธใๆ›ใˆใŸ็•ชๅทใ‚’่ฆšใˆใฆใŠใใƒชใ‚นใƒˆ var count = 0; foreach (var r in jankenList) { if (changeList.Contains(r)) { continue; } if (jankenList.Contains(r + K)) { count++; changeList.Add(r + K); } } return point * count; } /// <summary> /// ใ‚นใƒšใƒผใ‚นใงๅŒบๅˆ‡ใ‚‰ใ‚ŒใŸๆ–‡ๅญ—ๅˆ—้…ๅˆ—ใฎๅ…ฅๅŠ›ใ‚’ๅ—ใ‘ๅ–ใ‚‹ /// </summary> /// <returns></returns> private static string[] retreiveStringArray() { var inputArray = Console.ReadLine().Split(' '); return inputArray; } /// <summary> /// ใ‚นใƒšใƒผใ‚นใงๅŒบๅˆ‡ใ‚‰ใ‚ŒใŸๆ•ดๆ•ฐ้…ๅˆ—ใฎๅ…ฅๅŠ›ใ‚’ๅ—ใ‘ๅ–ใ‚‹ /// </summary> /// <returns></returns> private static long[] retreiveLongArray() { var inputArray = Console.ReadLine().Split(' '); var longArray = inputArray.Select(s => long.Parse(s)); return longArray.ToArray(); } } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace AtCoder2 { class Program { static void Main(string[] args) { var inputArray = retreiveStringArray(); var inputCount = 2; // ไธๆญฃใชๅ…ฅๅŠ›ใฏๅ‡ฆ็†ใ—ใชใ„ if (inputArray.Length != inputCount) { Console.WriteLine("invalid input"); return; } var N = inputArray[0]; var K = inputArray[1]; //็ญ”ใˆใฎๅ‡บๅŠ› var ans = K + N; Console.WriteLine(ans); } /// <summary> /// ๅŒใ˜ๆ‰‹ใ‚’ๅ‡บใ›ใชใ„ใ“ใจใซใ‚ˆใฃใฆ็”Ÿใ˜ใ‚‹ๆๅคฑ็‚นๆ•ฐ /// </summary> /// <param name="K"></param> /// <param name="point"></param> /// <param name="jankenList"></param> /// <returns></returns> private static long calLossPoint(long K, long point, HashSet<long> jankenList) { var changeList = new HashSet< long>(); // K็•ชๅ…ˆใซๅŒใ˜ๆ‰‹ใŒใ‚ใ‚‹ๅ ดๅˆใ€ๆ›ธใๆ›ใˆใ‚‹ใ€‚ๆ›ธใๆ›ใˆใŸ็•ชๅทใ‚’่ฆšใˆใฆใŠใใƒชใ‚นใƒˆ var count = 0; foreach (var r in jankenList) { if (changeList.Contains(r)) { continue; } if (jankenList.Contains(r + K)) { count++; changeList.Add(r + K); } } return point * count; } /// <summary> /// ใ‚นใƒšใƒผใ‚นใงๅŒบๅˆ‡ใ‚‰ใ‚ŒใŸๆ–‡ๅญ—ๅˆ—้…ๅˆ—ใฎๅ…ฅๅŠ›ใ‚’ๅ—ใ‘ๅ–ใ‚‹ /// </summary> /// <returns></returns> private static string[] retreiveStringArray() { var inputArray = Console.ReadLine().Split(' '); return inputArray; } /// <summary> /// ใ‚นใƒšใƒผใ‚นใงๅŒบๅˆ‡ใ‚‰ใ‚ŒใŸๆ•ดๆ•ฐ้…ๅˆ—ใฎๅ…ฅๅŠ›ใ‚’ๅ—ใ‘ๅ–ใ‚‹ /// </summary> /// <returns></returns> private static long[] retreiveLongArray() { var inputArray = Console.ReadLine().Split(' '); var longArray = inputArray.Select(s => long.Parse(s)); return longArray.ToArray(); } } }
[["-", 0, 198, 0, 200, 0, 212, 0, 16, 31, 22], ["-", 0, 198, 0, 200, 0, 212, 0, 16, 17, 72], ["+", 0, 198, 0, 200, 0, 212, 0, 16, 17, 72], ["+", 0, 198, 0, 200, 0, 212, 0, 16, 12, 22]]
8
293
4
using System; namespace ConsoleApp11 { class MainClass { public static void Main() { string[] S = Console.ReadLine().Split(); string A = S[0]; string B = S[1]; string R; R = A + B; Console.WriteLine(R); } } }
using System; namespace ConsoleApp11 { class MainClass { public static void Main() { string[] S = Console.ReadLine().Split(); string A = S[0]; string B = S[1]; string R; R = B + A; Console.WriteLine(R); } } }
[["-", 8, 196, 0, 1, 0, 11, 12, 16, 31, 22], ["-", 8, 196, 0, 1, 0, 11, 12, 16, 17, 72], ["+", 8, 196, 0, 1, 0, 11, 12, 16, 17, 72], ["+", 8, 196, 0, 1, 0, 11, 12, 16, 12, 22]]
8
66
4
using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace cswork { class Program { class Scanner { string[] s; int i; char[] cs = new char[] { ' ' }; public Scanner() { s = new string[0]; i = 0; } public string next() { if (i < s.Length) return s[i++]; string st = Console.ReadLine(); while (st == "") st = Console.ReadLine(); s = st.Split(cs, StringSplitOptions.RemoveEmptyEntries); i = 0; return next(); } public int nextInt() { return int.Parse(next()); } public long nextLong() { return long.Parse(next()); } public double nextDouble() { return double.Parse(next()); } } public Program() {} static void Main(string[] args) { new Program().Omame(); } Scanner cin; const int MAXIN = 1024; bool[] used = new bool[MAXIN]; int[] perm = new int[MAXIN]; List<int[]> permList = new List<int[]>(); public void Permutation(int pos, int n, int length) { if (pos == n) { permList.Add((int[])perm.Clone()); } for (int i = 0; i < n; i++) { if (!used[i]) { perm[pos] = i; used[i] = true; Permutation(pos + 1, n, length); used[i] = false; } } } public static List<long> GeneratePrime(long max) { long prime; double sqrtMax = Math.Sqrt(max); var primeList = new List<long>(); List<long> searchList = new List<long>(); for (long i = 2; i <= max - 1; i++) { searchList.Add(i); } do { prime = searchList.First(); primeList.Add(prime); searchList.RemoveAll(n => n % prime == 0); } while (prime < sqrtMax); primeList.AddRange(searchList); return primeList; } void Omame() { cin = new Scanner(); string S = cin.next(); string T = cin.next(); Console.WriteLine(S + T); } } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace cswork { class Program { class Scanner { string[] s; int i; char[] cs = new char[] { ' ' }; public Scanner() { s = new string[0]; i = 0; } public string next() { if (i < s.Length) return s[i++]; string st = Console.ReadLine(); while (st == "") st = Console.ReadLine(); s = st.Split(cs, StringSplitOptions.RemoveEmptyEntries); i = 0; return next(); } public int nextInt() { return int.Parse(next()); } public long nextLong() { return long.Parse(next()); } public double nextDouble() { return double.Parse(next()); } } public Program() {} static void Main(string[] args) { new Program().Omame(); } Scanner cin; const int MAXIN = 1024; bool[] used = new bool[MAXIN]; int[] perm = new int[MAXIN]; List<int[]> permList = new List<int[]>(); public void Permutation(int pos, int n, int length) { if (pos == n) { permList.Add((int[])perm.Clone()); } for (int i = 0; i < n; i++) { if (!used[i]) { perm[pos] = i; used[i] = true; Permutation(pos + 1, n, length); used[i] = false; } } } public static List<long> GeneratePrime(long max) { long prime; double sqrtMax = Math.Sqrt(max); var primeList = new List<long>(); List<long> searchList = new List<long>(); for (long i = 2; i <= max - 1; i++) { searchList.Add(i); } do { prime = searchList.First(); primeList.Add(prime); searchList.RemoveAll(n => n % prime == 0); } while (prime < sqrtMax); primeList.AddRange(searchList); return primeList; } void Omame() { cin = new Scanner(); string S = cin.next(); string T = cin.next(); Console.WriteLine(T + S); } } }
[["-", 0, 213, 3, 4, 0, 28, 0, 16, 31, 22], ["-", 0, 213, 3, 4, 0, 28, 0, 16, 17, 72], ["+", 0, 213, 3, 4, 0, 28, 0, 16, 17, 72], ["+", 0, 213, 3, 4, 0, 28, 0, 16, 12, 22]]
8
528
4
using System; using System.Linq; namespace ConsoleApp { class Program { static void Main(string[] args) { var input = Console.ReadLine().Split().ToArray(); Console.WriteLine(input[1] + " " + input[0]); } } }
using System; using System.Linq; namespace ConsoleApp { class Program { static void Main(string[] args) { var input = Console.ReadLine().Split().ToArray(); Console.WriteLine(input[1] + input[0]); } } }
[["-", 0, 28, 0, 16, 31, 16, 12, 5, 0, 62], ["-", 0, 28, 0, 16, 31, 16, 12, 5, 0, 222], ["-", 0, 213, 3, 4, 0, 28, 0, 16, 17, 72]]
8
63
4
using System; using System.Collections.Generic; using System.Linq; namespace AtCoderCs { class Program { static void Main() { Console.WriteLine(string.Concat(Console.ReadLine().Split(' '))); } } }
using System; using System.Collections.Generic; using System.Linq; namespace AtCoderCs { class Program { static void Main() { Console.WriteLine(string.Concat(Console.ReadLine().Split(' ').Reverse())); } } }
[["+", 3, 4, 0, 28, 0, 213, 63, 214, 0, 131], ["+", 3, 4, 0, 28, 0, 213, 63, 214, 141, 22], ["+", 3, 4, 0, 28, 0, 213, 3, 4, 0, 24], ["+", 3, 4, 0, 28, 0, 213, 3, 4, 0, 25]]
8
53
4
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace A { class Program { public static void Main(string[] args) { var s = ReadLineStringSplit(); Console.WriteLine(s[0] + s[1]); ReadLine(); } /// <summary> /// ใ‚ณใƒณใƒ“ใƒใƒผใ‚ทใƒงใƒณ /// </summary> /// <param name="n"></param> /// <param name="m"></param> /// <returns></returns> static int nCm(int n, int m) { if (m == 0) return 1; if (n == 0) return 0; return n * nCm(n - 1, m - 1) / m; } /// <summary> /// stringใ‚’ไธ€ๆ–‡ๅญ—ใšใคintใซใ‚ญใƒฃใ‚นใƒˆใ—ใฆ้…ๅˆ—ใซๅค‰ๆ›ใ—ใพใ™ใ€‚ /// </summary> /// <param name="str"></param> /// <returns></returns> public static int[] StringCharArrayIntArray(string str) { List<int> b = new List<int>(); for (int i = 0; i < str.Length; i++) { b.Add(int.Parse(str[i].ToString())); } return b.ToArray(); } public static string ReadLine() { return Console.ReadLine(); } public static int ReadLineInt() { return int.Parse(Console.ReadLine()); } public static string[] ReadLineStringSplit(char a = ' ') { return ReadLine().Split(a).ToArray(); } public static int[] ReadLineIntSpilit(char a = ' ') { return ReadLine().Split(a).Select(x => int.Parse(x)).ToArray(); } static string[] GetAplhaLowerArray() => new string[] { "a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z" }; static string[] GetAplhaUpperArray() => new string[] { "A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z" }; } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace A { class Program { public static void Main(string[] args) { var s = ReadLineStringSplit(); Console.WriteLine(s[1] + s[0]); ReadLine(); } /// <summary> /// ใ‚ณใƒณใƒ“ใƒใƒผใ‚ทใƒงใƒณ /// </summary> /// <param name="n"></param> /// <param name="m"></param> /// <returns></returns> static int nCm(int n, int m) { if (m == 0) return 1; if (n == 0) return 0; return n * nCm(n - 1, m - 1) / m; } /// <summary> /// stringใ‚’ไธ€ๆ–‡ๅญ—ใšใคintใซใ‚ญใƒฃใ‚นใƒˆใ—ใฆ้…ๅˆ—ใซๅค‰ๆ›ใ—ใพใ™ใ€‚ /// </summary> /// <param name="str"></param> /// <returns></returns> public static int[] StringCharArrayIntArray(string str) { List<int> b = new List<int>(); for (int i = 0; i < str.Length; i++) { b.Add(int.Parse(str[i].ToString())); } return b.ToArray(); } public static string ReadLine() { return Console.ReadLine(); } public static int ReadLineInt() { return int.Parse(Console.ReadLine()); } public static string[] ReadLineStringSplit(char a = ' ') { return ReadLine().Split(a).ToArray(); } public static int[] ReadLineIntSpilit(char a = ' ') { return ReadLine().Split(a).Select(x => int.Parse(x)).ToArray(); } static string[] GetAplhaLowerArray() => new string[] { "a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z" }; static string[] GetAplhaUpperArray() => new string[] { "A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z" }; } }
[["-", 0, 16, 31, 204, 206, 207, 0, 28, 0, 203], ["+", 0, 16, 31, 204, 206, 207, 0, 28, 0, 203], ["-", 0, 16, 12, 204, 206, 207, 0, 28, 0, 203], ["+", 0, 16, 12, 204, 206, 207, 0, 28, 0, 203]]
8
543
4
using System; class ABC149_A { static void Main(string[] args) { string[] str1 = Console.ReadLine().Split(' '); string str2 = str1[0] + str1[1]; Console.WriteLine(str2); } }
using System; class ABC149_A { static void Main(string[] args) { string[] str1 = Console.ReadLine().Split(' '); string str2 = str1[1] + str1[0]; Console.WriteLine(str2); } }
[["-", 0, 16, 31, 204, 206, 207, 0, 28, 0, 203], ["+", 0, 16, 31, 204, 206, 207, 0, 28, 0, 203], ["-", 0, 16, 12, 204, 206, 207, 0, 28, 0, 203], ["+", 0, 16, 12, 204, 206, 207, 0, 28, 0, 203]]
8
56
4
using System; namespace ABC149 { public class MainClass { public static void Main(string[] args) { string[] inp = Console.ReadLine().Split(' '); Console.WriteLine(inp[0] + inp[1]); } } }
using System; namespace ABC149 { public class MainClass { public static void Main(string[] args) { string[] inp = Console.ReadLine().Split(' '); Console.WriteLine(inp[1] + inp[0]); } } }
[["-", 0, 16, 31, 204, 206, 207, 0, 28, 0, 203], ["+", 0, 16, 31, 204, 206, 207, 0, 28, 0, 203], ["-", 0, 16, 12, 204, 206, 207, 0, 28, 0, 203], ["+", 0, 16, 12, 204, 206, 207, 0, 28, 0, 203]]
8
57
4
using System; using System.Collections.Generic; using System.IO; using System.Linq; using System.Text; using System.Text.RegularExpressions; namespace AtCoder { public class ABC { static readonly int mod = 1000000007; // 10^9+7 static void Main(string[] args) { Console.SetOut( new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false }); string s = Console.ReadLine(); // int n = int.Parse(Console.ReadLine()); // long n = long.Parse(Console.ReadLine()); // int[] vs = Console.ReadLine().Split().Select(int.Parse).ToArray(); // long[] vs = Console.ReadLine().Split().Select(long.Parse).ToArray(); Console.WriteLine(string.Join("", s.Split())); Console.Out.Flush(); } } }
using System; using System.Collections.Generic; using System.IO; using System.Linq; using System.Text; using System.Text.RegularExpressions; namespace AtCoder { public class ABC { static readonly int mod = 1000000007; // 10^9+7 static void Main(string[] args) { Console.SetOut( new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false }); string s = Console.ReadLine(); // int n = int.Parse(Console.ReadLine()); // long n = long.Parse(Console.ReadLine()); // int[] vs = Console.ReadLine().Split().Select(int.Parse).ToArray(); // long[] vs = Console.ReadLine().Split().Select(long.Parse).ToArray(); Console.WriteLine(string.Join("", s.Split().Reverse())); Console.Out.Flush(); } } }
[["+", 3, 4, 0, 28, 0, 213, 63, 214, 0, 131], ["+", 3, 4, 0, 28, 0, 213, 63, 214, 141, 22], ["+", 3, 4, 0, 28, 0, 213, 3, 4, 0, 24], ["+", 3, 4, 0, 28, 0, 213, 3, 4, 0, 25]]
8
120
4
using System; namespace Strings { class Program { static void Main(string[] args) { var input = Console.ReadLine(); var inputs = input.Split(); Console.WriteLine(inputs[0] + inputs[1]); } } }
using System; namespace Strings { class Program { static void Main(string[] args) { var input = Console.ReadLine(); var inputs = input.Split(); Console.WriteLine(inputs[1] + inputs[0]); } } }
[["-", 0, 16, 31, 204, 206, 207, 0, 28, 0, 203], ["+", 0, 16, 31, 204, 206, 207, 0, 28, 0, 203], ["-", 0, 16, 12, 204, 206, 207, 0, 28, 0, 203], ["+", 0, 16, 12, 204, 206, 207, 0, 28, 0, 203]]
8
55
4
using System; namespace AtCoder { class Program { static void Main() { string[] input = Console.ReadLine().Split(' '); Console.WriteLine(input[0] + input[1]); } } }
using System; namespace AtCoder { class Program { static void Main() { string[] input = Console.ReadLine().Split(' '); Console.WriteLine(input[1] + input[0]); } } }
[["-", 0, 16, 31, 204, 206, 207, 0, 28, 0, 203], ["+", 0, 16, 31, 204, 206, 207, 0, 28, 0, 203], ["-", 0, 16, 12, 204, 206, 207, 0, 28, 0, 203], ["+", 0, 16, 12, 204, 206, 207, 0, 28, 0, 203]]
8
51
4
using System; using System.Collections.Generic; using System.Linq; class Program { static void Main() { string[] S = Console.ReadLine().Split(' '); Console.WriteLine(S[0] + S[1]); } }
using System; using System.Collections.Generic; using System.Linq; class Program { static void Main() { string[] S = Console.ReadLine().Split(' '); Console.WriteLine(S[1] + S[0]); } }
[["-", 0, 16, 31, 204, 206, 207, 0, 28, 0, 203], ["+", 0, 16, 31, 204, 206, 207, 0, 28, 0, 203], ["-", 0, 16, 12, 204, 206, 207, 0, 28, 0, 203], ["+", 0, 16, 12, 204, 206, 207, 0, 28, 0, 203]]
8
59
4
using System; using System.Linq; namespace AtCoder_Begginer_Contest1 { class Program { static void Main(string[] args) { string[] ST = Console.ReadLine().Split(); string S = ST[0]; string T = ST[1]; string ans = S + T; Console.WriteLine(ans); } } }
using System; using System.Linq; namespace AtCoder_Begginer_Contest1 { class Program { static void Main(string[] args) { string[] ST = Console.ReadLine().Split(); string S = ST[0]; string T = ST[1]; string ans = T + S; Console.WriteLine(ans); } } }
[["-", 0, 198, 0, 200, 0, 212, 0, 16, 31, 22], ["-", 0, 198, 0, 200, 0, 212, 0, 16, 17, 72], ["+", 0, 198, 0, 200, 0, 212, 0, 16, 17, 72], ["+", 0, 198, 0, 200, 0, 212, 0, 16, 12, 22]]
8
72
4
using System; namespace ConsoleApp1 { class Program { static void Main(string[] args) { var list = Console.ReadLine().Split(' '); Console.WriteLine(list[0] + list[1]); } } }
using System; namespace ConsoleApp1 { class Program { static void Main(string[] args) { var list = Console.ReadLine().Split(' '); Console.WriteLine(list[1] + list[0]); } } }
[["-", 0, 16, 31, 204, 206, 207, 0, 28, 0, 203], ["+", 0, 16, 31, 204, 206, 207, 0, 28, 0, 203], ["-", 0, 16, 12, 204, 206, 207, 0, 28, 0, 203], ["+", 0, 16, 12, 204, 206, 207, 0, 28, 0, 203]]
8
53
4
using System; using System.IO; using System.Collections.Generic; using System.Text.RegularExpressions; using System.Linq; namespace atcoder_past_problem { class Program { static void Main(string[] args) { new Program().Solve(new Input(Console.In)); } public void Solve(Input input) { var a = input.Read; var b = input.Read; Console.WriteLine($"{a}{b}"); } } public class Input { private TextReader Stream { get; } private char Separator { get; } private Queue<string> InputStream { get; } public Input(TextReader stream, char separator = ' ') { Stream = stream; Separator = separator; InputStream = new Queue<string>(); } public string Read { get { if (InputStream.Count != 0) return InputStream.Dequeue(); string[] tmp = Stream.ReadLine().Split(Separator); for (int i = 0; i < tmp.Length; ++i) InputStream.Enqueue(tmp[i]); return InputStream.Dequeue(); } } public string ReadLine => Stream.ReadLine(); public int ReadInt => int.Parse(Read); public long ReadLong => long.Parse(Read); public double ReadDouble => double.Parse(Read); public int[] ReadIntArray => Stream.ReadLine().Split(Separator).Select(i => int.Parse(i)).ToArray(); public long[] ReadLongArray => Stream.ReadLine().Split(Separator).Select(l => long.Parse(l)).ToArray(); } }
using System; using System.IO; using System.Collections.Generic; using System.Text.RegularExpressions; using System.Linq; namespace atcoder_past_problem { class Program { static void Main(string[] args) { new Program().Solve(new Input(Console.In)); } public void Solve(Input input) { var a = input.Read; var b = input.Read; Console.WriteLine($"{b}{a}"); } } public class Input { private TextReader Stream { get; } private char Separator { get; } private Queue<string> InputStream { get; } public Input(TextReader stream, char separator = ' ') { Stream = stream; Separator = separator; InputStream = new Queue<string>(); } public string Read { get { if (InputStream.Count != 0) return InputStream.Dequeue(); string[] tmp = Stream.ReadLine().Split(Separator); for (int i = 0; i < tmp.Length; ++i) InputStream.Enqueue(tmp[i]); return InputStream.Dequeue(); } } public string ReadLine => Stream.ReadLine(); public int ReadInt => int.Parse(Read); public long ReadLong => long.Parse(Read); public double ReadDouble => double.Parse(Read); public int[] ReadIntArray => Stream.ReadLine().Split(Separator).Select(i => int.Parse(i)).ToArray(); public long[] ReadLongArray => Stream.ReadLine().Split(Separator).Select(l => long.Parse(l)).ToArray(); } }
[["-", 3, 4, 0, 28, 0, 283, 0, 284, 0, 22], ["+", 3, 4, 0, 28, 0, 283, 0, 284, 0, 22]]
8
342
4
using System; using System.Collections.Generic; using System.Linq; namespace ConsoleApp1 { class Program { static void Main(string[] args) { int n = int.Parse(Console.ReadLine()); int[] a = Array.ConvertAll(Console.ReadLine().Split(' '), int.Parse); var res = new List<int>(); int i = 0; int idx = 0; while (i < n) { for (int j = idx + 1; j < a.Length; j++) { if (a[j] == i + 1) { res.Add(a[j]); idx = j; break; } } if (res.Count() != i + 1) break; else i++; } Console.WriteLine(res.Count() == 0 ? -1 : n - res.Count()); } } }
using System; using System.Collections.Generic; using System.Linq; namespace ConsoleApp1 { class Program { static void Main(string[] args) { int n = int.Parse(Console.ReadLine()); int[] a = Array.ConvertAll(Console.ReadLine().Split(' '), int.Parse); var res = new List<int>(); int i = 0; int idx = 0; while (i < n) { for (int j = idx; j < a.Length; j++) { if (a[j] == i + 1) { res.Add(a[j]); idx = j; break; } } if (res.Count() != i + 1) break; else i++; } Console.WriteLine(res.Count() == 0 ? -1 : n - res.Count()); } } }
[["-", 10, 198, 0, 200, 0, 212, 0, 16, 17, 72], ["-", 10, 198, 0, 200, 0, 212, 0, 16, 12, 203]]
8
195
2
using System; namespace AtCoder { class Program { static void Main() { int n = int.Parse(Console.ReadLine()); string[] input = Console.ReadLine().Split(' '); int search_index = 1; int broken_count = 0; int check_count = 0; for (int i = 0; i < input.Length; i++) { if (int.Parse(input[i]) == search_index) { search_index++; } else { broken_count++; } check_count++; } if (broken_count == check_count) { Console.WriteLine(-2); } else if (search_index == check_count) { Console.WriteLine(0); } else { Console.WriteLine(broken_count); } } } }
using System; namespace AtCoder { class Program { static void Main() { int n = int.Parse(Console.ReadLine()); string[] input = Console.ReadLine().Split(' '); int search_index = 1; int broken_count = 0; int check_count = 0; for (int i = 0; i < input.Length; i++) { if (int.Parse(input[i]) == search_index) { search_index++; } else { broken_count++; } check_count++; } if (broken_count == check_count++) { Console.WriteLine(-1); } else if (search_index == check_count++) { Console.WriteLine(0); } else { Console.WriteLine(broken_count); } } } }
[["+", 8, 196, 0, 57, 15, 16, 12, 223, 0, 29], ["-", 0, 213, 3, 4, 0, 28, 0, 241, 0, 203], ["+", 0, 213, 3, 4, 0, 28, 0, 241, 0, 203], ["+", 0, 57, 75, 57, 15, 16, 12, 223, 0, 29]]
8
153
4
using System; using System.Collections.Generic; using System.Linq; using System.Text; public class Program { static void Main() { string line = Console.ReadLine().Trim(); string[] lineRecord = Console.ReadLine().Trim().Split(' '); var list = new List<int>(); foreach (var item in lineRecord) { list.Add(int.Parse(item)); } var answer = CalcBreak(int.Parse(line), list); Console.WriteLine(answer); } private static int CalcBreak(int N, List<int> rengaNO) { int count = 0; if (rengaNO.Contains(1)) return -1; foreach (var item in rengaNO) { if (item == count + 1) count++; } return rengaNO.Count() - count; } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; public class Program { static void Main() { string line = Console.ReadLine().Trim(); string[] lineRecord = Console.ReadLine().Trim().Split(' '); var list = new List<int>(); foreach (var item in lineRecord) { list.Add(int.Parse(item)); } var answer = CalcBreak(int.Parse(line), list); Console.WriteLine(answer); } private static int CalcBreak(int N, List<int> rengaNO) { int count = 0; if (!rengaNO.Contains(1)) return -1; foreach (var item in rengaNO) { if (item == count + 1) count++; } return rengaNO.Count() - count; } }
[["+", 0, 195, 8, 196, 0, 57, 15, 241, 0, 111]]
8
184
1
using System; using System.Linq; using System.Collections.Generic; namespace Algorithm { class Program { static void Main(string[] args) { var N = int.Parse(Console.ReadLine()); var a = Console.ReadLine().Split().Select(int.Parse).ToArray(); var ans = 0; var index = 0; var max = a.Max(); var through = false; for (var j = 1; j <= max || index < N; j++) { var bef = index; for (var i = index; i < N; i++) { if (a[i] != j) ans++; else { index = i + 1; break; } if (i == N - 1) through = true; } if (index < max && bef == index) { Console.WriteLine(-1); return; } if (through) break; } Console.WriteLine(ans); } } }
using System; using System.Linq; using System.Collections.Generic; namespace Algorithm { class Program { static void Main(string[] args) { var N = int.Parse(Console.ReadLine()); var a = Console.ReadLine().Split().Select(int.Parse).ToArray(); var ans = 0; var index = 0; var max = a.Max(); var through = false; for (var j = 1; j <= max || index < N; j++) { var bef = index; for (var i = index; i < N; i++) { if (a[i] != j) ans++; else { index = i + 1; break; } if (i == N - 1) through = true; } if (index == 0 && bef == index) { Console.WriteLine(-1); return; } if (through) break; } Console.WriteLine(ans); } } }
[["-", 8, 196, 0, 57, 15, 16, 31, 16, 17, 18], ["-", 8, 196, 0, 57, 15, 16, 31, 16, 12, 22], ["+", 8, 196, 0, 57, 15, 16, 31, 16, 17, 60], ["+", 8, 196, 0, 57, 15, 16, 31, 16, 12, 203]]
8
207
4
using System; using System.Collections.Generic; using System.IO; using System.Linq; using System.Text; using System.Threading.Tasks; namespace AtCoder { partial class Program { static long mod = 1000000007; static void Main() { Console.SetOut( new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false }); Solve(); Console.Out.Flush(); Console.ReadKey(); } //ใ“ใ“ใ‹ใ‚‰ static void Solve() { long N = GetLong(); if ((N & 1) == 1 || N < 10) { Console.WriteLine(0); return; } long ans = 0; for (int i = 1; i <= Math.Log(N, 5); i++) { ans += N / (long)Math.Pow(5, i); } Console.WriteLine(ans); } } //ๆ‹กๅผตใƒกใ‚ฝใƒƒใƒ‰ public static class Ex { public static List<string> FastSort(this List<string> s) { s.Sort(StringComparer.Ordinal); return s.ToList(); } public static string yesno(this bool b) { return b ? "yes" : "no"; } public static string YesNo(this bool b) { return b ? "Yes" : "No"; } public static string YESNO(this bool b) { return b ? "YES" : "NO"; } } partial class Program { static public string GetStr() { return Console.ReadLine().Trim(); } static public char GetChar() { return Console.ReadLine().Trim()[0]; } static public int GetInt() { return int.Parse(Console.ReadLine().Trim()); } static public long GetLong() { return long.Parse(Console.ReadLine().Trim()); } static public double GetDouble() { return double.Parse(Console.ReadLine().Trim()); } static public string[] GetStrArray() { return Console.ReadLine().Trim().Split(' '); } static public int[] GetIntArray() { return Console.ReadLine().Trim().Split(' ').Select(int.Parse).ToArray(); } static public long[] GetLongArray() { return Console.ReadLine().Trim().Split(' ').Select(long.Parse).ToArray(); } static public char[] GetCharArray() { return Console.ReadLine().Trim().Split(' ').Select(char.Parse).ToArray(); } static public double[] GetDoubleArray() { return Console.ReadLine().Trim().Split(' ').Select(double.Parse).ToArray(); } static public void WriteObjects<T>(IList<T> values) { var num = values.Count; for (int i = 0; i < num; i++) { Console.Write(values[i]); if (i < num - 1) { Console.Write(" "); } } Console.WriteLine(); } static bool eq<T, U>() => typeof(T).Equals(typeof(U)); static T ct<T, U>(U a) => (T)Convert.ChangeType(a, typeof(T)); static T cv<T>(string s) => eq<T, int>() ? ct<T, int>(int.Parse(s)) : eq<T, long>() ? ct<T, long>(long.Parse(s)) : eq<T, double>() ? ct<T, double>(double.Parse(s)) : eq<T, char>() ? ct<T, char>(s[0]) : ct<T, string>(s); static void Multi<T>(out T a) => a = cv<T>(GetStr()); static void Multi<T, U>(out T a, out U b) { var ar = GetStrArray(); a = cv<T>(ar[0]); b = cv<U>(ar[1]); } static void Multi<T, U, V>(out T a, out U b, out V c) { var ar = GetStrArray(); a = cv<T>(ar[0]); b = cv<U>(ar[1]); c = cv<V>(ar[2]); } static void Multi<T, U, V, W>(out T a, out U b, out V c, out W d) { var ar = GetStrArray(); a = cv<T>(ar[0]); b = cv<U>(ar[1]); c = cv<V>(ar[2]); d = cv<W>(ar[3]); } static void Multi<T, U, V, W, X>(out T a, out U b, out V c, out W d, out X e) { var ar = GetStrArray(); a = cv<T>(ar[0]); b = cv<U>(ar[1]); c = cv<V>(ar[2]); d = cv<W>(ar[3]); e = cv<X>(ar[4]); } } }
using System; using System.Collections.Generic; using System.IO; using System.Linq; using System.Text; using System.Threading.Tasks; namespace AtCoder { partial class Program { static long mod = 1000000007; static void Main() { Console.SetOut( new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false }); Solve(); Console.Out.Flush(); Console.ReadKey(); } //ใ“ใ“ใ‹ใ‚‰ static void Solve() { long N = GetLong(); if ((N & 1) == 1 || N < 10) { Console.WriteLine(0); return; } long ans = 0; for (int i = 1; i <= Math.Log(N, 5); i++) { ans += N / 2 / (long)Math.Pow(5, i); } Console.WriteLine(ans); } } //ๆ‹กๅผตใƒกใ‚ฝใƒƒใƒ‰ public static class Ex { public static List<string> FastSort(this List<string> s) { s.Sort(StringComparer.Ordinal); return s.ToList(); } public static string yesno(this bool b) { return b ? "yes" : "no"; } public static string YesNo(this bool b) { return b ? "Yes" : "No"; } public static string YESNO(this bool b) { return b ? "YES" : "NO"; } } partial class Program { static public string GetStr() { return Console.ReadLine().Trim(); } static public char GetChar() { return Console.ReadLine().Trim()[0]; } static public int GetInt() { return int.Parse(Console.ReadLine().Trim()); } static public long GetLong() { return long.Parse(Console.ReadLine().Trim()); } static public double GetDouble() { return double.Parse(Console.ReadLine().Trim()); } static public string[] GetStrArray() { return Console.ReadLine().Trim().Split(' '); } static public int[] GetIntArray() { return Console.ReadLine().Trim().Split(' ').Select(int.Parse).ToArray(); } static public long[] GetLongArray() { return Console.ReadLine().Trim().Split(' ').Select(long.Parse).ToArray(); } static public char[] GetCharArray() { return Console.ReadLine().Trim().Split(' ').Select(char.Parse).ToArray(); } static public double[] GetDoubleArray() { return Console.ReadLine().Trim().Split(' ').Select(double.Parse).ToArray(); } static public void WriteObjects<T>(IList<T> values) { var num = values.Count; for (int i = 0; i < num; i++) { Console.Write(values[i]); if (i < num - 1) { Console.Write(" "); } } Console.WriteLine(); } static bool eq<T, U>() => typeof(T).Equals(typeof(U)); static T ct<T, U>(U a) => (T)Convert.ChangeType(a, typeof(T)); static T cv<T>(string s) => eq<T, int>() ? ct<T, int>(int.Parse(s)) : eq<T, long>() ? ct<T, long>(long.Parse(s)) : eq<T, double>() ? ct<T, double>(double.Parse(s)) : eq<T, char>() ? ct<T, char>(s[0]) : ct<T, string>(s); static void Multi<T>(out T a) => a = cv<T>(GetStr()); static void Multi<T, U>(out T a, out U b) { var ar = GetStrArray(); a = cv<T>(ar[0]); b = cv<U>(ar[1]); } static void Multi<T, U, V>(out T a, out U b, out V c) { var ar = GetStrArray(); a = cv<T>(ar[0]); b = cv<U>(ar[1]); c = cv<V>(ar[2]); } static void Multi<T, U, V, W>(out T a, out U b, out V c, out W d) { var ar = GetStrArray(); a = cv<T>(ar[0]); b = cv<U>(ar[1]); c = cv<V>(ar[2]); d = cv<W>(ar[3]); } static void Multi<T, U, V, W, X>(out T a, out U b, out V c, out W d, out X e) { var ar = GetStrArray(); a = cv<T>(ar[0]); b = cv<U>(ar[1]); c = cv<V>(ar[2]); d = cv<W>(ar[3]); e = cv<X>(ar[4]); } } }
[["+", 0, 1, 0, 11, 12, 16, 31, 16, 12, 203], ["+", 8, 196, 0, 1, 0, 11, 12, 16, 17, 85]]
8
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using System; namespace GraphTheory { class Program { static void Main(string[] args) { long N = long.Parse(Console.ReadLine()); if (N % 2 != 0) { Console.WriteLine(0); return; } long m = 10; long sum = 0; while (m < N) { sum += N / m; m *= 5; } Console.WriteLine(sum); } } }
using System; namespace GraphTheory { class Program { static void Main(string[] args) { long N = long.Parse(Console.ReadLine()); if (N % 2 != 0) { Console.WriteLine(0); return; } long m = 10; long sum = 0; while (m <= N) { sum += N / m; m *= 5; } Console.WriteLine(sum); } } }
[["-", 0, 195, 8, 196, 0, 52, 15, 16, 17, 18], ["+", 0, 195, 8, 196, 0, 52, 15, 16, 17, 19]]
8
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using System; using System.Collections.Generic; using System.Linq; using System.Text; using Microsoft.Win32; using static System.Console; public static class Program { private static readonly long INF = long.MaxValue / 2; private static readonly int MOD = 1000000007; struct Pair<T, U> : IComparable<Pair<T, U>> where T : IComparable<T> where U : IComparable<U> { public T first; public U second; private bool CompWithFirst; public Pair(T f, U s, int comp) { first = f; second = s; CompWithFirst = comp == 1; } public int CompareTo(Pair<T, U> other) { return CompWithFirst ? first.CompareTo(other.first) : second.CompareTo(other.second); } } public class PriorityQueue<T> where T : IComparable<T> { private List<T> Q; private readonly int r; public PriorityQueue(bool ascending) { if (ascending) { r = 1; } else { r = -1; } Q = new List<T>(); } private void PushHeap(List<T> list, T item) { int n = list.Count(); list.Add(item); while (n != 0) { int pIndex = (n - 1) / 2; if (list[n].CompareTo(list[pIndex]) * r > 0) { Swap(Q, n, pIndex); } else { break; } n = pIndex; } } private void PopHeap(List<T> list) { int n = list.Count() - 1; list[0] = list[n]; list.RemoveAt(n); int cur = 0; int comp; while (2 * cur + 1 <= n - 1) { int c1 = 2 * cur + 1; int c2 = 2 * (cur + 1); if (c1 == n - 1) { comp = c1; } else { comp = list[c1].CompareTo(list[c2]) * r > 0 ? c1 : c2; } if (list[cur].CompareTo(list[comp]) * r < 0) { Swap(Q, cur, comp); } else { break; } cur = comp; } } private void Swap(List<T> list, int a, int b) { T keep = list[a]; list[a] = list[b]; list[b] = keep; } public void Enqueue(T value) { PushHeap(Q, value); } public T Dequeue() { T ret = Q[0]; PopHeap(Q); return ret; } public T Peek() { return Q[0]; } public int CountItem() { return Q.Count(); } public bool IsEmpty() { return !Q.Any(); } } static long ModInv(long a, long m) { long b = m, u = 1, v = 0; while (b != 0) { long t = a / b; a -= t * b; long tmp = a; a = b; b = tmp; u -= t * v; tmp = u; u = v; v = tmp; } u %= m; if (u < 0) u += m; return u; } public static long CalcComb(long n, long m) { //ๆกไปถใƒใ‚งใƒƒใ‚ฏ if (n < m) return 0; if (n < 0 || m < 0) return 0; // n๏ผฃm ๏ผ n๏ผฃm-1 ร—๏ผˆn-m+1๏ผ‰/ m // return CalcFact(n) / (CalcFact(m) * CalcFact(n - m)); // MODใงๅ‰ฒใฃใฆbใฎ้€†ๅ…ƒใ‚’ๆฑ‚ใ‚ใ‚‹ return CalcFact(n) * ModInv((CalcFact(m) * CalcFact(n - m)) % MOD, MOD) % MOD; } /// <summary> /// ้šŽไน—ใ‚’่จˆ็ฎ—ใ™ใ‚‹ใ€‚ /// </summary> /// <param name="n">n</param> /// <returns>nใฎ้šŽไน—๏ผˆn!๏ผ‰</returns> public static long CalcFact(long n) { if (n <= 0) { return 1; } return n * CalcFact(n - 1) % MOD; } struct Pos { public int x; public int y; public Pos(int x, int y) { this.x = x; this.y = y; } public static Pos operator +(Pos p1, Pos p2) { var result = new Pos(); result.x = p2.x + p1.x; result.y = p2.y + p1.y; return result; } public static Pos operator -(Pos p1, Pos p2) { var result = new Pos(); result.x = p2.x - p1.x; result.y = p2.y - p1.y; return result; } } class Modular { private const int M = 1000000007; private long value; public Modular(long value) { this.value = value; } public static implicit operator Modular(long a) { var m = a % M; return new Modular((m < 0) ? m + M : m); } public static Modular operator +(Modular a, Modular b) { return a.value + b.value; } public static Modular operator -(Modular a, Modular b) { return a.value - b.value; } public static Modular operator *(Modular a, Modular b) { return a.value * b.value; } private static Modular Pow(Modular a, int n) { switch (n) { case 0: return 1; case 1: return a; default: var p = Pow(a, n / 2); return p * p * Pow(a, n % 2); } } public static Modular operator /(Modular a, Modular b) { return a * Pow(b, M - 2); } private static readonly List<int> facs = new List<int> { 1 }; private static Modular Fac(int n) { for (int i = facs.Count; i <= n; ++i) { facs.Add((int)(Math.BigMul(facs.Last(), i) % M)); } return facs[n]; } public static Modular Ncr(int n, int r) { return (n < r) ? 0 : (n == r) ? 1 : Fac(n) / (Fac(r) * Fac(n - r)); } public static explicit operator int(Modular a) { return (int)a.value; } } static class Permutation<T> { private static void Search(List<T[]> perms, Stack<T> stack, T[] a) { int N = a.Length; if (N == 0) { perms.Add(stack.Reverse().ToArray()); } else { var b = new T[N - 1]; Array.Copy(a, 1, b, 0, N - 1); for (int i = 0; i < a.Length; ++i) { stack.Push(a[i]); Search(perms, stack, b); if (i < b.Length) { b[i] = a[i]; } stack.Pop(); } } } public static IEnumerable<T[]> All(IEnumerable<T> src) { var perms = new List<T[]>(); Search(perms, new Stack<T>(), src.ToArray()); return perms; } } public static int ReadLineToInt() { return int.Parse(ReadLine()); } public static long ReadLineToLong() { return long.Parse(ReadLine()); } public static int[] ReadLineToInts() { return ReadLine().Split(' ').Select(int.Parse).ToArray(); } static int nibunn(int[] array, int target) { int L = 0; int R = array.Length; while (R - L > 1) { int mid = (R + L) / 2; if (array[mid] > target) L = mid; else R = mid; } return L; } struct Testmony { public int To; public int IsHonest; public Testmony(int to, int isHonest) { To = to; IsHonest = isHonest; } } public static void Main(string[] args) { long n = ReadLineToLong(); if (n % 2 == 0) { WriteLine(0); return; } n = n / 2; long ans = 0; while (n != 0) { ans += n / 5; n /= 5; } WriteLine(ans); } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; using Microsoft.Win32; using static System.Console; public static class Program { private static readonly long INF = long.MaxValue / 2; private static readonly int MOD = 1000000007; struct Pair<T, U> : IComparable<Pair<T, U>> where T : IComparable<T> where U : IComparable<U> { public T first; public U second; private bool CompWithFirst; public Pair(T f, U s, int comp) { first = f; second = s; CompWithFirst = comp == 1; } public int CompareTo(Pair<T, U> other) { return CompWithFirst ? first.CompareTo(other.first) : second.CompareTo(other.second); } } public class PriorityQueue<T> where T : IComparable<T> { private List<T> Q; private readonly int r; public PriorityQueue(bool ascending) { if (ascending) { r = 1; } else { r = -1; } Q = new List<T>(); } private void PushHeap(List<T> list, T item) { int n = list.Count(); list.Add(item); while (n != 0) { int pIndex = (n - 1) / 2; if (list[n].CompareTo(list[pIndex]) * r > 0) { Swap(Q, n, pIndex); } else { break; } n = pIndex; } } private void PopHeap(List<T> list) { int n = list.Count() - 1; list[0] = list[n]; list.RemoveAt(n); int cur = 0; int comp; while (2 * cur + 1 <= n - 1) { int c1 = 2 * cur + 1; int c2 = 2 * (cur + 1); if (c1 == n - 1) { comp = c1; } else { comp = list[c1].CompareTo(list[c2]) * r > 0 ? c1 : c2; } if (list[cur].CompareTo(list[comp]) * r < 0) { Swap(Q, cur, comp); } else { break; } cur = comp; } } private void Swap(List<T> list, int a, int b) { T keep = list[a]; list[a] = list[b]; list[b] = keep; } public void Enqueue(T value) { PushHeap(Q, value); } public T Dequeue() { T ret = Q[0]; PopHeap(Q); return ret; } public T Peek() { return Q[0]; } public int CountItem() { return Q.Count(); } public bool IsEmpty() { return !Q.Any(); } } static long ModInv(long a, long m) { long b = m, u = 1, v = 0; while (b != 0) { long t = a / b; a -= t * b; long tmp = a; a = b; b = tmp; u -= t * v; tmp = u; u = v; v = tmp; } u %= m; if (u < 0) u += m; return u; } public static long CalcComb(long n, long m) { //ๆกไปถใƒใ‚งใƒƒใ‚ฏ if (n < m) return 0; if (n < 0 || m < 0) return 0; // n๏ผฃm ๏ผ n๏ผฃm-1 ร—๏ผˆn-m+1๏ผ‰/ m // return CalcFact(n) / (CalcFact(m) * CalcFact(n - m)); // MODใงๅ‰ฒใฃใฆbใฎ้€†ๅ…ƒใ‚’ๆฑ‚ใ‚ใ‚‹ return CalcFact(n) * ModInv((CalcFact(m) * CalcFact(n - m)) % MOD, MOD) % MOD; } /// <summary> /// ้šŽไน—ใ‚’่จˆ็ฎ—ใ™ใ‚‹ใ€‚ /// </summary> /// <param name="n">n</param> /// <returns>nใฎ้šŽไน—๏ผˆn!๏ผ‰</returns> public static long CalcFact(long n) { if (n <= 0) { return 1; } return n * CalcFact(n - 1) % MOD; } struct Pos { public int x; public int y; public Pos(int x, int y) { this.x = x; this.y = y; } public static Pos operator +(Pos p1, Pos p2) { var result = new Pos(); result.x = p2.x + p1.x; result.y = p2.y + p1.y; return result; } public static Pos operator -(Pos p1, Pos p2) { var result = new Pos(); result.x = p2.x - p1.x; result.y = p2.y - p1.y; return result; } } class Modular { private const int M = 1000000007; private long value; public Modular(long value) { this.value = value; } public static implicit operator Modular(long a) { var m = a % M; return new Modular((m < 0) ? m + M : m); } public static Modular operator +(Modular a, Modular b) { return a.value + b.value; } public static Modular operator -(Modular a, Modular b) { return a.value - b.value; } public static Modular operator *(Modular a, Modular b) { return a.value * b.value; } private static Modular Pow(Modular a, int n) { switch (n) { case 0: return 1; case 1: return a; default: var p = Pow(a, n / 2); return p * p * Pow(a, n % 2); } } public static Modular operator /(Modular a, Modular b) { return a * Pow(b, M - 2); } private static readonly List<int> facs = new List<int> { 1 }; private static Modular Fac(int n) { for (int i = facs.Count; i <= n; ++i) { facs.Add((int)(Math.BigMul(facs.Last(), i) % M)); } return facs[n]; } public static Modular Ncr(int n, int r) { return (n < r) ? 0 : (n == r) ? 1 : Fac(n) / (Fac(r) * Fac(n - r)); } public static explicit operator int(Modular a) { return (int)a.value; } } static class Permutation<T> { private static void Search(List<T[]> perms, Stack<T> stack, T[] a) { int N = a.Length; if (N == 0) { perms.Add(stack.Reverse().ToArray()); } else { var b = new T[N - 1]; Array.Copy(a, 1, b, 0, N - 1); for (int i = 0; i < a.Length; ++i) { stack.Push(a[i]); Search(perms, stack, b); if (i < b.Length) { b[i] = a[i]; } stack.Pop(); } } } public static IEnumerable<T[]> All(IEnumerable<T> src) { var perms = new List<T[]>(); Search(perms, new Stack<T>(), src.ToArray()); return perms; } } public static int ReadLineToInt() { return int.Parse(ReadLine()); } public static long ReadLineToLong() { return long.Parse(ReadLine()); } public static int[] ReadLineToInts() { return ReadLine().Split(' ').Select(int.Parse).ToArray(); } static int nibunn(int[] array, int target) { int L = 0; int R = array.Length; while (R - L > 1) { int mid = (R + L) / 2; if (array[mid] > target) L = mid; else R = mid; } return L; } struct Testmony { public int To; public int IsHonest; public Testmony(int to, int isHonest) { To = to; IsHonest = isHonest; } } public static void Main(string[] args) { long n = ReadLineToLong(); if (n % 2 != 0) { WriteLine(0); return; } n = n / 2; long ans = 0; while (n != 0) { ans += n / 5; n /= 5; } WriteLine(ans); } }
[["-", 0, 195, 8, 196, 0, 57, 15, 16, 17, 60], ["+", 0, 195, 8, 196, 0, 57, 15, 16, 17, 79]]
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using System; using System.Collections; using System.Collections.Generic; using static Exter; using System.Linq; using System.Numerics; #if DEBUG #else using console = System.Console; #endif public class App { public static void Main(string[] args) { long n = long.Parse(console.ReadLine()); if (n % 2 == 1) { cout = 0; return; } long sum = 0; ; for (long i = 5; i < n / 2; i *= 5) { sum += (n / 2) / i; } cout = sum; } public static long Lcm(long a, long b) => a * b / Gcd(a, b); public static long Gcd(long a, long b) => a > b? GcdRecursive(a, b) : GcdRecursive(b, a); private static long GcdRecursive(long a, long b) { if (b == 0) return a; return GcdRecursive(b, a % b); } } public class RollingHash { long[] h; long m = 2147483647; int b = 524287; Power baser; public RollingHash(string s) { baser = new Power(b); h = new long[s.Length]; h[0] = 0; for (int i = 1; i < s.Length; i++) { h[i] = (h[i - 1] * b + s[i]) % m; } } public long Calc(int l, int r) { cout = h[r]; cout = h[l] * baser.GetEntry(r - l - 1); return 0; } } public class PriorityQueue<T> : IEnumerable<T> where T : IComparable { List<T> buffer = new List<T>(); static void PushHeap(List<T> array, T elem) { int n = array.Count; array.Add(elem); while (n != 0) { int i = (n - 1) / 2; if (array[n].CompareTo(array[i]) < 0) { T tmp = array[n]; array[n] = array[i]; array[i] = tmp; } n = i; } } static void PopHeap(List<T> array) { int n = array.Count - 1; array[0] = array[n]; array.RemoveAt(array.Count - 1); for (int i = 0, j; (j = 2 * i + 1) < n;) { if ((j != n - 1) && (array[j].CompareTo(array[j + 1]) > 0)) j++; if (array[i].CompareTo(array[j]) > 0) { T tmp = array[j]; array[j] = array[i]; array[i] = tmp; } i = j; } } public int Count { get { return buffer.Count; } } public void Push(T elem) { PushHeap(this.buffer, elem); } public T Peek() { return buffer[0]; } public T Pop() { T a = buffer[0]; PopHeap(this.buffer); return a; } public IEnumerator<T> GetEnumerator() { var v = new List<T>(buffer); while (v.Count != 0) { yield return v[0]; PopHeap(v); } } IEnumerator IEnumerable.GetEnumerator() { return this.GetEnumerator(); } } public class Power { public int Base; private List<long> Value = new List<long>(); public Power(int v) { if (v == 1) new ArgumentOutOfRangeException(); long prev = -1; long g = v; Base = v; while (g > prev) { Value.Add(g); prev = g; g *= g; } } public long GetEntry(int exponent) { long s = 1; for (int i = 0; (1 << i) <= exponent; i++) { if ((exponent & (1 << i)) != 0) { s *= Value[i]; } } return s; } } public static class Exter { public static IEnumerable<long> PrimeFactors(long n) { int i = 2; long tmp = n; while (i * i <= n) { if (tmp % i == 0) { tmp /= i; yield return i; } else { i++; } } if (tmp != 1) yield return tmp; } public class LoopArray<T> { public readonly int Length; private T[] arr; public LoopArray(int Capacity) { Length = Capacity; } public LoopArray(T[] ar) { arr = new T[ar.Length]; Array.Copy(ar, arr, ar.Length); } } public class Point { public Point(int cx, int cy) { x = cx; y = cy; } public int x; public int y; } public static IEnumerable<Result> ListAll<T1, T2, Result>(IEnumerable<T1> a, IEnumerable<T2> b, Func<T1, T2, Result> f) { foreach (var v in a) { foreach (var w in b) yield return f(v, w); } } public static IEnumerable<Result> ListAll<T1, T2, Result>(IEnumerable<T1> a, IEnumerable<T2> b, Func<T1, T2, Result> f, Func<T1, T2, bool> s) { foreach (var v in a) { foreach (var w in b) if (s(v, w)) yield return f(v, w); } } public static int ToInt(this long v) => (int)v; public static int ToInt(this string v) => int.Parse(v); public static int Max(params int[] p) => p.Max(); public static long Max(params long[] p) => p.Max(); public static int Min(params int[] p) => p.Min(); public static long Min(params long[] p) => p.Min(); public static int Gcd(int a, int b) => a > b? GcdRecursive(a, b) : GcdRecursive(b, a); private static int GcdRecursive(int a, int b) => b == 0 ? a : GcdRecursive(b, a % b); public static object cout { set { console.Write(value.ToString()); console.WriteLine(); } } public static void ToCout<t>(this IEnumerable<t> v) { cout = string.Join(",", v); } public static long[] readarr { get { preadarr = console.ReadLine().Split().Select(s => long.Parse(s)).ToArray(); return preadarr; } } public static long[] preadarr; } #if DEBUG public static class console { static int cursorLine = 0; static readonly string[] cin = System.IO.File.ReadAllLines("Input.txt"); static public string ReadLine() { if (cursorLine == cin.Length) cout = "Out"; return cin[cursorLine++]; } static public void WriteLine() { Console.WriteLine(); } static public void WriteLine<T>(T input) { Console.WriteLine(input); } static public void Write<T>(T input) { Console.Write(input); } static public void WriteLine(string s, params object[] arr) { Console.WriteLine(s, arr); } } #endif
using System; using System.Collections; using System.Collections.Generic; using static Exter; using System.Linq; using System.Numerics; #if DEBUG #else using console = System.Console; #endif public class App { public static void Main(string[] args) { long n = long.Parse(console.ReadLine()); if (n % 2 == 1) { cout = 0; return; } long sum = 0; ; for (long i = 5; i <= n / 2; i *= 5) { sum += (n / 2) / i; } cout = sum; } public static long Lcm(long a, long b) => a * b / Gcd(a, b); public static long Gcd(long a, long b) => a > b? GcdRecursive(a, b) : GcdRecursive(b, a); private static long GcdRecursive(long a, long b) { if (b == 0) return a; return GcdRecursive(b, a % b); } } public class RollingHash { long[] h; long m = 2147483647; int b = 524287; Power baser; public RollingHash(string s) { baser = new Power(b); h = new long[s.Length]; h[0] = 0; for (int i = 1; i < s.Length; i++) { h[i] = (h[i - 1] * b + s[i]) % m; } } public long Calc(int l, int r) { cout = h[r]; cout = h[l] * baser.GetEntry(r - l - 1); return 0; } } public class PriorityQueue<T> : IEnumerable<T> where T : IComparable { List<T> buffer = new List<T>(); static void PushHeap(List<T> array, T elem) { int n = array.Count; array.Add(elem); while (n != 0) { int i = (n - 1) / 2; if (array[n].CompareTo(array[i]) < 0) { T tmp = array[n]; array[n] = array[i]; array[i] = tmp; } n = i; } } static void PopHeap(List<T> array) { int n = array.Count - 1; array[0] = array[n]; array.RemoveAt(array.Count - 1); for (int i = 0, j; (j = 2 * i + 1) < n;) { if ((j != n - 1) && (array[j].CompareTo(array[j + 1]) > 0)) j++; if (array[i].CompareTo(array[j]) > 0) { T tmp = array[j]; array[j] = array[i]; array[i] = tmp; } i = j; } } public int Count { get { return buffer.Count; } } public void Push(T elem) { PushHeap(this.buffer, elem); } public T Peek() { return buffer[0]; } public T Pop() { T a = buffer[0]; PopHeap(this.buffer); return a; } public IEnumerator<T> GetEnumerator() { var v = new List<T>(buffer); while (v.Count != 0) { yield return v[0]; PopHeap(v); } } IEnumerator IEnumerable.GetEnumerator() { return this.GetEnumerator(); } } public class Power { public int Base; private List<long> Value = new List<long>(); public Power(int v) { if (v == 1) new ArgumentOutOfRangeException(); long prev = -1; long g = v; Base = v; while (g > prev) { Value.Add(g); prev = g; g *= g; } } public long GetEntry(int exponent) { long s = 1; for (int i = 0; (1 << i) <= exponent; i++) { if ((exponent & (1 << i)) != 0) { s *= Value[i]; } } return s; } } public static class Exter { public static IEnumerable<long> PrimeFactors(long n) { int i = 2; long tmp = n; while (i * i <= n) { if (tmp % i == 0) { tmp /= i; yield return i; } else { i++; } } if (tmp != 1) yield return tmp; } public class LoopArray<T> { public readonly int Length; private T[] arr; public LoopArray(int Capacity) { Length = Capacity; } public LoopArray(T[] ar) { arr = new T[ar.Length]; Array.Copy(ar, arr, ar.Length); } } public class Point { public Point(int cx, int cy) { x = cx; y = cy; } public int x; public int y; } public static IEnumerable<Result> ListAll<T1, T2, Result>(IEnumerable<T1> a, IEnumerable<T2> b, Func<T1, T2, Result> f) { foreach (var v in a) { foreach (var w in b) yield return f(v, w); } } public static IEnumerable<Result> ListAll<T1, T2, Result>(IEnumerable<T1> a, IEnumerable<T2> b, Func<T1, T2, Result> f, Func<T1, T2, bool> s) { foreach (var v in a) { foreach (var w in b) if (s(v, w)) yield return f(v, w); } } public static int ToInt(this long v) => (int)v; public static int ToInt(this string v) => int.Parse(v); public static int Max(params int[] p) => p.Max(); public static long Max(params long[] p) => p.Max(); public static int Min(params int[] p) => p.Min(); public static long Min(params long[] p) => p.Min(); public static int Gcd(int a, int b) => a > b? GcdRecursive(a, b) : GcdRecursive(b, a); private static int GcdRecursive(int a, int b) => b == 0 ? a : GcdRecursive(b, a % b); public static object cout { set { console.Write(value.ToString()); console.WriteLine(); } } public static void ToCout<t>(this IEnumerable<t> v) { cout = string.Join(",", v); } public static long[] readarr { get { preadarr = console.ReadLine().Split().Select(s => long.Parse(s)).ToArray(); return preadarr; } } public static long[] preadarr; } #if DEBUG public static class console { static int cursorLine = 0; static readonly string[] cin = System.IO.File.ReadAllLines("Input.txt"); static public string ReadLine() { if (cursorLine == cin.Length) cout = "Out"; return cin[cursorLine++]; } static public void WriteLine() { Console.WriteLine(); } static public void WriteLine<T>(T input) { Console.WriteLine(input); } static public void Write<T>(T input) { Console.Write(input); } static public void WriteLine(string s, params object[] arr) { Console.WriteLine(s, arr); } } #endif
[["-", 0, 195, 8, 196, 0, 7, 15, 16, 17, 18], ["+", 0, 195, 8, 196, 0, 7, 15, 16, 17, 19]]
8
1,620
2
using System; using System.Diagnostics; using System.IO; using System.Text; using System.Linq; using System.Collections.Generic; class Program { static void Main(string[] args) { #if DEBUG // MyDebugger.MakeTestCase("../TextFile2.txt"); return; MyDebugger.Test(process, "../TextFile1.txt"); #else object ret = process(new StreamReader(Console.OpenStandardInput())); Console.WriteLine(ret); #endif } static object process(TextReader input) { var n = long.Parse(input.ReadLine()); if (n % 2 == 1) return 0; long i = 5 * 2; long c = 0; while (i < n) { c += n / i; // Debug.WriteLine(i + "/" + (n/i)); i *= 5; } return c; // return func(n); } static long func(long n) { Debug.WriteLine(n); if (n < 2) return 1; return n * func(n - 2); } }
using System; using System.Diagnostics; using System.IO; using System.Text; using System.Linq; using System.Collections.Generic; class Program { static void Main(string[] args) { #if DEBUG // MyDebugger.MakeTestCase("../TextFile2.txt"); return; MyDebugger.Test(process, "../TextFile1.txt"); #else object ret = process(new StreamReader(Console.OpenStandardInput())); Console.WriteLine(ret); #endif } static object process(TextReader input) { var n = long.Parse(input.ReadLine()); if (n % 2 == 1) return 0; long i = 5 * 2; long c = 0; while (i <= n) { c += n / i; // Debug.WriteLine(i + "/" + (n/i)); i *= 5; } return c; // return func(n); } static long func(long n) { Debug.WriteLine(n); if (n < 2) return 1; return n * func(n - 2); } }
[["-", 0, 195, 8, 196, 0, 52, 15, 16, 17, 18], ["+", 0, 195, 8, 196, 0, 52, 15, 16, 17, 19]]
8
191
2
using System; using System.Linq; namespace ABC148 { class E { static void Main(string[] args) { long N = long.Parse(Console.ReadLine()); if (N % 2 != 0) { Console.WriteLine(0); return; } long res = 0; N /= 2; while (5 < N) { res += N / 5; N /= 5; } Console.WriteLine(res); } } }
using System; using System.Linq; namespace ABC148 { class E { static void Main(string[] args) { long N = long.Parse(Console.ReadLine()); if (N % 2 != 0) { Console.WriteLine(0); return; } long res = 0; N /= 2; while (5 <= N) { res += N / 5; N /= 5; } Console.WriteLine(res); } } }
[["-", 0, 195, 8, 196, 0, 52, 15, 16, 17, 18], ["+", 0, 195, 8, 196, 0, 52, 15, 16, 17, 19]]
8
94
2
using System; using System.Collections; using System.Collections.Generic; using System.Linq; using System.IO; namespace AtCoder { public class MainClass { public static void Main(string[] args) { var sw = new StreamWriter(Console.OpenStandardOutput(), Console.Out.Encoding); sw.AutoFlush = false; Console.SetOut(sw); if (args.Length > 0 && args[0] == "debug") { var inputs = new[] { @" 12 ", @" 5 ", @" 1000000000000000000 ", @" " }; foreach (var str in inputs) { var text = str.Trim(); if (text.Length == 0) continue; var reader = new System.IO.StringReader(text); Console.SetIn(reader); Main2(args); Console.WriteLine(); Console.WriteLine("----------------------------------"); Console.WriteLine(); } } else Main2(args); Console.Out.Flush(); } public static void Main2(string[] args) { checked { var N = long.Parse(Console.ReadLine()); if (N % 2 == 0) { var res = 0L; for (long i = 10; i < N; i *= 5) { res += N / i; } Console.WriteLine(res); } else { Console.WriteLine("0"); } } } } public static class EnumerablePlus { ///< summary>ๅ‡บๅŠ›ๆ–‡ๅญ—ๅˆ—ใซๅค‰ๆ›ใ€‚</summary> public static string MkString<T>(this IEnumerable<T> list) { return list .Aggregate(new System.Text.StringBuilder(), (a, b) => ((a.Length > 0) ? a.Append(' ') : a).Append(b)) .ToString(); } ///< summary>ๆทปๅญ—ไป˜ใforใ€‚</summary> public static void ForEach<T>(this IEnumerable<T> list, Action<T, long> a) { long i = 0; foreach (var item in list) { a(item, i); } } ///< summary>ๆทปๅญ—ไป˜ใforใ€‚</summary> public static void ForEach<T>(this IEnumerable<T> list, Action<T> a) { foreach (var item in list) { a(item); } } ///< summary>ๆŒ‡ๅฎšๅ›žๆ•ฐใƒ‡ใƒชใ‚ฒใƒผใƒˆใ‚’ๅ‘ผใณๅ‡บใ™ใ€‚</summary> public static IEnumerable<T> Repeat<T>(long n, Func<T> f) { for (long i = 0; i < n; i++) { yield return f(); } } } public static class MathPlus { ///< summary>็ด„ๆ•ฐใ€‚้ †็•ชใฏไธๅฎšใ€‚</summary> public static List<long> Divisor(long n) { var list = Prime(n) .GroupBy(id => id) .Select(pair => new { prime = pair.Key, power = pair.Count() }) .ToList(); var result = list.Aggregate(new List<long>(), (left, pair) => { var list2 = Enumerable.Range(0, pair.power + 1) .Aggregate(new List<long>(), (res, l) => { var next = res.Count > 0 ? res.Last() * pair.prime : 1L; res.Add(next); return res; }); if (left.Count == 0) return list2.ToList(); return list2.SelectMany(l => left.Select(m => l * m)).ToList(); }); return result; } ///< summary>้ †ๅˆ—ใฎๆ•ฐใ€‚</summary> public static long Permutation(long n, long r) => Factorial(n, r); ///< summary>็ต„ๅˆใ›ใฎๆ•ฐใ€‚</summary> public static long Combination(long n, long r) { if (r == 0) return 1; return Factorial(n, r) / Factorial(r); } ///< summary>้šŽไน—ใ€‚ใ‚ซใ‚ฆใƒณใƒˆใ‚‚ๆŒ‡ๅฎšๅฏ่ƒฝใ€‚</summary> public static long Factorial(long a, long count = long.MaxValue) { long res = 1; for (long i = 0; a > 0 && i < count; i++) { checked { res *= a; } --a; } return res; } ///< summary>็ด ๅ› ๆ•ฐๅˆ†่งฃใ€‚ๆ˜‡้ †ใ€‚</summary> public static List<long> Prime(long a) { var res = new List<long>(); var a2 = Math.Ceiling(Math.Sqrt(a)); for (long b = 2; b <= a2; ++b) { while (a % b == 0) { res.Add(b); a = a / b; a2 = Math.Ceiling(Math.Sqrt(a)); } } if (a > 1) res.Add(a); return res; } ///< summary>ๆœ€ๅฐๅ…ฌๅ€ๆ•ฐใ€‚</summary> public static long Lcm(IEnumerable<long> list) { return list.Aggregate((a, b) => Lcm(a, b)); } ///< summary>ๆœ€ๅฐๅ…ฌๅ€ๆ•ฐใ€‚</summary> public static long Lcm(long a, long b) { return checked(a * b) / Gcd(a, b); } ///< summary>ๆœ€ๅคงๅ…ฌ็ด„ๆ•ฐใ€‚</summary> public static long Gcd(IEnumerable<long> list) { return list.Aggregate((a, b) => Gcd(a, b)); } ///< summary>ๆœ€ๅคงๅ…ฌ็ด„ๆ•ฐใ€‚</summary> public static long Gcd(long a, long b) { if (a < b) Gcd(b, a); while (b != 0) { var rem = a % b; a = b; b = rem; } return a; } ///< summary>ๅˆ‡ใ‚ŠไธŠใ’ใ€‚</summary> public static long Ceiling(long a, long b) => (a + (b - 1)) / b; } }
using System; using System.Collections; using System.Collections.Generic; using System.Linq; using System.IO; namespace AtCoder { public class MainClass { public static void Main(string[] args) { var sw = new StreamWriter(Console.OpenStandardOutput(), Console.Out.Encoding); sw.AutoFlush = false; Console.SetOut(sw); if (args.Length > 0 && args[0] == "debug") { var inputs = new[] { @" 12 ", @" 5 ", @" 1000000000000000000 ", @" " }; foreach (var str in inputs) { var text = str.Trim(); if (text.Length == 0) continue; var reader = new System.IO.StringReader(text); Console.SetIn(reader); Main2(args); Console.WriteLine(); Console.WriteLine("----------------------------------"); Console.WriteLine(); } } else Main2(args); Console.Out.Flush(); } public static void Main2(string[] args) { checked { var N = long.Parse(Console.ReadLine()); if (N % 2 == 0) { var res = 0L; for (long i = 10; i <= N; i *= 5) { res += N / i; } Console.WriteLine(res); } else { Console.WriteLine("0"); } } } } public static class EnumerablePlus { ///< summary>ๅ‡บๅŠ›ๆ–‡ๅญ—ๅˆ—ใซๅค‰ๆ›ใ€‚</summary> public static string MkString<T>(this IEnumerable<T> list) { return list .Aggregate(new System.Text.StringBuilder(), (a, b) => ((a.Length > 0) ? a.Append(' ') : a).Append(b)) .ToString(); } ///< summary>ๆทปๅญ—ไป˜ใforใ€‚</summary> public static void ForEach<T>(this IEnumerable<T> list, Action<T, long> a) { long i = 0; foreach (var item in list) { a(item, i); } } ///< summary>ๆทปๅญ—ไป˜ใforใ€‚</summary> public static void ForEach<T>(this IEnumerable<T> list, Action<T> a) { foreach (var item in list) { a(item); } } ///< summary>ๆŒ‡ๅฎšๅ›žๆ•ฐใƒ‡ใƒชใ‚ฒใƒผใƒˆใ‚’ๅ‘ผใณๅ‡บใ™ใ€‚</summary> public static IEnumerable<T> Repeat<T>(long n, Func<T> f) { for (long i = 0; i < n; i++) { yield return f(); } } } public static class MathPlus { ///< summary>็ด„ๆ•ฐใ€‚้ †็•ชใฏไธๅฎšใ€‚</summary> public static List<long> Divisor(long n) { var list = Prime(n) .GroupBy(id => id) .Select(pair => new { prime = pair.Key, power = pair.Count() }) .ToList(); var result = list.Aggregate(new List<long>(), (left, pair) => { var list2 = Enumerable.Range(0, pair.power + 1) .Aggregate(new List<long>(), (res, l) => { var next = res.Count > 0 ? res.Last() * pair.prime : 1L; res.Add(next); return res; }); if (left.Count == 0) return list2.ToList(); return list2.SelectMany(l => left.Select(m => l * m)).ToList(); }); return result; } ///< summary>้ †ๅˆ—ใฎๆ•ฐใ€‚</summary> public static long Permutation(long n, long r) => Factorial(n, r); ///< summary>็ต„ๅˆใ›ใฎๆ•ฐใ€‚</summary> public static long Combination(long n, long r) { if (r == 0) return 1; return Factorial(n, r) / Factorial(r); } ///< summary>้šŽไน—ใ€‚ใ‚ซใ‚ฆใƒณใƒˆใ‚‚ๆŒ‡ๅฎšๅฏ่ƒฝใ€‚</summary> public static long Factorial(long a, long count = long.MaxValue) { long res = 1; for (long i = 0; a > 0 && i < count; i++) { checked { res *= a; } --a; } return res; } ///< summary>็ด ๅ› ๆ•ฐๅˆ†่งฃใ€‚ๆ˜‡้ †ใ€‚</summary> public static List<long> Prime(long a) { var res = new List<long>(); var a2 = Math.Ceiling(Math.Sqrt(a)); for (long b = 2; b <= a2; ++b) { while (a % b == 0) { res.Add(b); a = a / b; a2 = Math.Ceiling(Math.Sqrt(a)); } } if (a > 1) res.Add(a); return res; } ///< summary>ๆœ€ๅฐๅ…ฌๅ€ๆ•ฐใ€‚</summary> public static long Lcm(IEnumerable<long> list) { return list.Aggregate((a, b) => Lcm(a, b)); } ///< summary>ๆœ€ๅฐๅ…ฌๅ€ๆ•ฐใ€‚</summary> public static long Lcm(long a, long b) { return checked(a * b) / Gcd(a, b); } ///< summary>ๆœ€ๅคงๅ…ฌ็ด„ๆ•ฐใ€‚</summary> public static long Gcd(IEnumerable<long> list) { return list.Aggregate((a, b) => Gcd(a, b)); } ///< summary>ๆœ€ๅคงๅ…ฌ็ด„ๆ•ฐใ€‚</summary> public static long Gcd(long a, long b) { if (a < b) Gcd(b, a); while (b != 0) { var rem = a % b; a = b; b = rem; } return a; } ///< summary>ๅˆ‡ใ‚ŠไธŠใ’ใ€‚</summary> public static long Ceiling(long a, long b) => (a + (b - 1)) / b; } }
[["-", 0, 57, 64, 196, 0, 7, 15, 16, 17, 18], ["+", 0, 57, 64, 196, 0, 7, 15, 16, 17, 19]]
8
1,080
2
using System; using System.Collections.Generic; using System.Linq; namespace template { class Program { static void Main(string[] args) { new Program().Solve(new ConsoleInput(Console.In, ' ')); } public void Solve(ConsoleInput cin) { var n = cin.ReadLong; var cnt = 0L; if (n % 2 == 1) { Console.WriteLine(0); } n /= 2; while (n >= 5) { cnt += n / 5; n /= 5; } Console.WriteLine(cnt); } } public class ConsoleInput { private readonly System.IO.TextReader _stream; private char _separator = ' '; private Queue<string> inputStream; public ConsoleInput(System.IO.TextReader stream, char separator = ' ') { this._separator = separator; this._stream = stream; inputStream = new Queue<string>(); } public string Read { get { if (inputStream.Count != 0) { return inputStream.Dequeue(); } string[] tmp = _stream.ReadLine().Split(_separator); for (int i = 0; i < tmp.Length; ++i) { inputStream.Enqueue(tmp[i]); } return inputStream.Dequeue(); } } public string ReadLine { get { return _stream.ReadLine(); } } public int ReadInt { get { return int.Parse(Read); } } public long ReadLong { get { return long.Parse(Read); } } public double ReadDouble { get { return double.Parse(Read); } } public string[] ReadStrArray(long N) { var ret = new string[N]; for (long i = 0; i < N; ++i) ret[i] = Read; return ret; } public int[] ReadIntArray(long N) { var ret = new int[N]; for (long i = 0; i < N; ++i) ret[i] = ReadInt; return ret; } public long[] ReadLongArray(long N) { var ret = new long[N]; for (long i = 0; i < N; ++i) ret[i] = ReadLong; return ret; } } }
using System; using System.Collections.Generic; using System.Linq; namespace template { class Program { static void Main(string[] args) { new Program().Solve(new ConsoleInput(Console.In, ' ')); } public void Solve(ConsoleInput cin) { var n = cin.ReadLong; var cnt = 0L; if (n % 2 == 1) { Console.WriteLine(0); return; } n /= 2; while (n >= 5) { cnt += n / 5; n /= 5; } Console.WriteLine(cnt); } } public class ConsoleInput { private readonly System.IO.TextReader _stream; private char _separator = ' '; private Queue<string> inputStream; public ConsoleInput(System.IO.TextReader stream, char separator = ' ') { this._separator = separator; this._stream = stream; inputStream = new Queue<string>(); } public string Read { get { if (inputStream.Count != 0) { return inputStream.Dequeue(); } string[] tmp = _stream.ReadLine().Split(_separator); for (int i = 0; i < tmp.Length; ++i) { inputStream.Enqueue(tmp[i]); } return inputStream.Dequeue(); } } public string ReadLine { get { return _stream.ReadLine(); } } public int ReadInt { get { return int.Parse(Read); } } public long ReadLong { get { return long.Parse(Read); } } public double ReadDouble { get { return double.Parse(Read); } } public string[] ReadStrArray(long N) { var ret = new string[N]; for (long i = 0; i < N; ++i) ret[i] = Read; return ret; } public int[] ReadIntArray(long N) { var ret = new int[N]; for (long i = 0; i < N; ++i) ret[i] = ReadInt; return ret; } public long[] ReadLongArray(long N) { var ret = new long[N]; for (long i = 0; i < N; ++i) ret[i] = ReadLong; return ret; } } }
[["+", 8, 196, 0, 57, 64, 196, 0, 37, 0, 38], ["+", 8, 196, 0, 57, 64, 196, 0, 37, 0, 35]]
8
462
2
using System; class E { static void Main() { var n = long.Parse(Console.ReadLine()); if (n % 2 == 1) { Console.WriteLine(0); return; } long r = 0, t = 1; while (t < n) r += n / (t *= 10); Console.WriteLine(r); } }
using System; class E { static void Main() { var n = long.Parse(Console.ReadLine()); if (n % 2 == 1) { Console.WriteLine(0); return; } long r = 0, t = 2; while (t < n) r += n / (t *= 5); Console.WriteLine(r); } }
[["-", 0, 197, 0, 198, 0, 200, 0, 212, 0, 203], ["+", 0, 197, 0, 198, 0, 200, 0, 212, 0, 203], ["-", 0, 11, 12, 16, 12, 23, 0, 11, 12, 203], ["+", 0, 11, 12, 16, 12, 23, 0, 11, 12, 203]]
8
79
4
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Text.RegularExpressions; using static System.Console; namespace AtCoder_1 { class Program { static void Main(string[] args) { var n = CinL(); if (n % 2 == 1) { Cout(0); } else { long tot2 = 0; for (int i = 1; i <= 27; i++) { long now = ((long)Math.Pow(5, i)); tot2 += n / now; } Cout(tot2); } Cin(); } static Random Rand = new Random(); static string[] AlphabetTable = new string[] { "A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z" }; static int loop(int num, int max) { if (num > max) { return num % max; } else if (num < 0) { return max - (-num) % max; } else { return num; } } static long GCD(long a, long b) { if (a < b) { swap(ref a, ref b); } if (a % b == 0) { return b; } else { return GCD(b, a % b); } } static void swap<T>(ref T a, ref T b) { T t = a; a = b; b = t; } static readonly int MOD10E9 = (1000000000 + 7); static bool isInt(double d) { return (int)d == d; } static string Cin() { return ReadLine(); } static string[] CinAr() { return ReadLine().Split(' '); } static int CinT() { return S2i(Cin()); } static int[] CinTAr() { return CinAr().Select((x, i) => { return S2i(x); }).ToArray(); } static long CinL() { return S2L(Cin()); } static long[] CinLAr() { return CinAr().Select((x, i) => { return S2L(x); }).ToArray(); } static double CinD() { return S2D(Cin()); } static double[] CinDAr() { return CinAr().Select((x, i) => { return S2D(x); }).ToArray(); } static int S2i(string s) { return int.Parse(s); } static long S2L(string s) { return long.Parse(s); } static double S2D(string s) { return double.Parse(s); } static void Cout(object s) { WriteLine(s); } static long[] yakusuu(long n) { if (n == 1) { return new long[] { 1 }; } List<long> res = new List<long>(); res.Add(1); for (long i = 2; i <= n / 2 + 1; i++) { if (n % i == 0) { res.Add(i); } } res.Add(n); return res.ToArray(); } static bool isPrime(long num) { if (num == 1) { return false; } for (long i = 2; i <= Math.Sqrt(num) + 1; i++) { if (num % i == 0) { return false; } } return true; } static void CoutAr<Type>(IEnumerable<Type> types) { string text = string.Join(" ", types); WriteLine(text); } public static long nCr(int n, int r) { // naive: return Factorial(n) / (Factorial(r) * Factorial(n - r)); return nPr(n, r) / Factorial(r); } public static long nPr(int n, int r) { // naive: return Factorial(n) / Factorial(n - r); return FactorialDivision(n, n - r); } private static long FactorialDivision(int topFactorial, int divisorFactorial) { long result = 1; for (int i = topFactorial; i > divisorFactorial; i--) result *= i; return result; } private static long Factorial(int i) { if (i <= 1) return 1; return i * Factorial(i - 1); } } public struct Pair<T> { public T a; public T b; public T c; public Pair(T _a, T _b) { a = _a; b = _b; c = default(T); } public Pair(T _a, T _b, T _c) { a = _a; b = _b; c = _c; } } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Text.RegularExpressions; using static System.Console; namespace AtCoder_1 { class Program { static void Main(string[] args) { var n = CinL(); if (n % 2 == 1) { Cout(0); } else { long tot2 = 0; for (int i = 1; i <= 27; i++) { long now = ((long)Math.Pow(5, i)); tot2 += n / (now * 2); } Cout(tot2); } Cin(); } static Random Rand = new Random(); static string[] AlphabetTable = new string[] { "A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z" }; static int loop(int num, int max) { if (num > max) { return num % max; } else if (num < 0) { return max - (-num) % max; } else { return num; } } static long GCD(long a, long b) { if (a < b) { swap(ref a, ref b); } if (a % b == 0) { return b; } else { return GCD(b, a % b); } } static void swap<T>(ref T a, ref T b) { T t = a; a = b; b = t; } static readonly int MOD10E9 = (1000000000 + 7); static bool isInt(double d) { return (int)d == d; } static string Cin() { return ReadLine(); } static string[] CinAr() { return ReadLine().Split(' '); } static int CinT() { return S2i(Cin()); } static int[] CinTAr() { return CinAr().Select((x, i) => { return S2i(x); }).ToArray(); } static long CinL() { return S2L(Cin()); } static long[] CinLAr() { return CinAr().Select((x, i) => { return S2L(x); }).ToArray(); } static double CinD() { return S2D(Cin()); } static double[] CinDAr() { return CinAr().Select((x, i) => { return S2D(x); }).ToArray(); } static int S2i(string s) { return int.Parse(s); } static long S2L(string s) { return long.Parse(s); } static double S2D(string s) { return double.Parse(s); } static void Cout(object s) { WriteLine(s); } static long[] yakusuu(long n) { if (n == 1) { return new long[] { 1 }; } List<long> res = new List<long>(); res.Add(1); for (long i = 2; i <= n / 2 + 1; i++) { if (n % i == 0) { res.Add(i); } } res.Add(n); return res.ToArray(); } static bool isPrime(long num) { if (num == 1) { return false; } for (long i = 2; i <= Math.Sqrt(num) + 1; i++) { if (num % i == 0) { return false; } } return true; } static void CoutAr<Type>(IEnumerable<Type> types) { string text = string.Join(" ", types); WriteLine(text); } public static long nCr(int n, int r) { // naive: return Factorial(n) / (Factorial(r) * Factorial(n - r)); return nPr(n, r) / Factorial(r); } public static long nPr(int n, int r) { // naive: return Factorial(n) / Factorial(n - r); return FactorialDivision(n, n - r); } private static long FactorialDivision(int topFactorial, int divisorFactorial) { long result = 1; for (int i = topFactorial; i > divisorFactorial; i--) result *= i; return result; } private static long Factorial(int i) { if (i <= 1) return 1; return i * Factorial(i - 1); } } public struct Pair<T> { public T a; public T b; public T c; public Pair(T _a, T _b) { a = _a; b = _b; c = default(T); } public Pair(T _a, T _b, T _c) { a = _a; b = _b; c = _c; } } }
[["+", 0, 1, 0, 11, 12, 16, 12, 23, 0, 24], ["+", 0, 11, 12, 16, 12, 23, 0, 16, 17, 48], ["+", 0, 11, 12, 16, 12, 23, 0, 16, 12, 203], ["+", 0, 1, 0, 11, 12, 16, 12, 23, 0, 25]]
8
1,060
4
using System; using System.Collections; using System.Collections.Generic; using System.Linq; namespace AtCoder { struct mint : IEquatable<mint> { // static uint mod = 998244353; static uint mod = 1000000007; uint _v; public mint(long v) : this((uint)(v % mod + mod)) {} private mint(uint v) { _v = v < mod ? v : (v - mod); } public static void SetMod(uint p) { mod = p; } public static mint operator +(mint lhs, mint rhs) { return new mint(lhs._v + rhs._v); } public static mint operator -(mint lhs, mint rhs) { return new mint(lhs._v + mod - rhs._v); } public static mint operator *(mint lhs, mint rhs) { return new mint((uint)((ulong)lhs._v * rhs._v % mod)); } public static mint operator /(mint lhs, mint rhs) { return lhs * rhs.Inv(); } public static mint operator ^(mint x, int n) { return Pow(x, n); } public static bool operator ==(mint l, mint r) { return l._v == r._v; } public static bool operator !=(mint l, mint r) { return !(l == r); } public static bool operator<(mint l, mint r) { return l._v < r._v; } public static bool operator>(mint l, mint r) { return l._v > r._v; } public static mint Pow(mint x, int n) { var r = new mint(1); while (n > 0) { if ((n & 1) > 0) r *= x; x *= x; n >>= 1; } return r; } public mint Pow(int n) { return Pow(this, n); } public mint Inv() { return Pow((int)mod - 2); } public bool Equals(mint o) { return this == o; } public override bool Equals(object obj) { if (obj is mint) return this == (mint)obj; else return false; } public override int GetHashCode() { return _v.GetHashCode(); } public override string ToString() { return _v.ToString(); } public static implicit operator mint(int i) { return new mint(i); } public static implicit operator mint(long i) { return new mint(i); } private static mint[] _fact; public static void SetFact(int n) { _fact = new mint[n + 1]; _fact[0] = 1; for (int i = 1; i < n + 1; i++) { _fact[i] = _fact[i - 1] * i; } } public static mint Fact(int n) { if (_fact == null || _fact.Length < n) { SetFact(n * 2); } return _fact[n]; } public static mint Combination(int n, int r) { return Fact(n) / (Fact(n - r) * Fact(r)); } } static class Extensions { public static int LowerBound<T>(this IList<T> list, T value, IComparer<T> comp = null) { if (comp == null) comp = Comparer<T>.Default; var l = 0; var r = list.Count; while (l < r) { var m = (l + r) / 2; var c = comp.Compare(value, list[m]); if (c > 0) l = m + 1; else r = m; } return l; } public static int UpperBound<T>(this IList<T> list, T value, IComparer<T> comp = null) { if (comp == null) comp = Comparer<T>.Default; var l = 0; var r = list.Count; while (l < r) { var m = (l + r) / 2; var c = comp.Compare(value, list[m]); if (c >= 0) l = m + 1; else r = m; } return r; } } class Program { static int ReadInt() { return int.Parse(Console.ReadLine()); } static long ReadLong() { return long.Parse(Console.ReadLine()); } static int[] ReadIntArray() { return Console.ReadLine().Split(' ').Select(int.Parse).ToArray(); } static int[] ReadIntArray(int n) { var a = new int[n]; for (int i = 0; i < n; i++) { a[i] = ReadInt(); } return a; } static long[] ReadLongArray() { return Console.ReadLine().Split(' ').Select(long.Parse).ToArray(); } static long[] ReadLongArray(int n) { var a = new long[n]; for (int i = 0; i < n; i++) { a[i] = ReadLong(); } return a; } static List<T> ReadObjects<T>(int n, Func<int[], T> creator) { var l = new List<T>(n); for (int i = 0; i < n; i++) { var a = ReadIntArray(); l.Add(creator(a)); } return l; } static int[,] ReadMatrix(int n, int m) { var r = new int[n, m]; for (int i = 0; i < n; i++) { var a = ReadIntArray(); for (int j = 0; j < m; j++) { r[i, j] = a[j]; } } return r; } public static int[] ZAlgotithm(string s) { var len = s.Length; var a = new int[len]; a[0] = len; var i = 1; var j = 0; while (i < len) { while (i + j < len && s[j] == s[i + j]) j++; a[i] = j; if (j == 0) { i++; continue; } var k = 1; while (i + k < len && k + a[k] < j) { a[i + k] = a[k]; k++; } i += k; j -= k; } return a; } public class MaxHeap<T> : IEnumerable<T> { private List<T> _list; private Comparer<T> _comp; public int Count { get { return _list.Count; } } public MaxHeap() : this(0) {} public MaxHeap(int capacity, Comparison<T> comp = null) { _list = new List<T>(capacity); if (comp == null) { _comp = Comparer<T>.Default; } else { _comp = Comparer<T>.Create(comp); } } public void Push(T elem) { Upheap(elem); } public T Pop() { return Downheap(); } public T Peek() { return _list[0]; } private void Swap(int i, int j) { var a = _list[j]; _list[j] = _list[i]; _list[i] = a; } private void Upheap(T elem) { _list.Add(elem); var i = _list.Count - 1; while (true) { if (i == 0) return; var j = (i - 1) / 2; var e = _list[i]; var p = _list[j]; var c = _comp.Compare(e, p); if (c > 0) { Swap(i, j); i = j; continue; } else { break; } } } private T Downheap() { var result = _list[0]; var last = _list.Count - 1; Swap(0, last); _list.RemoveAt(last); if (_list.Count == 0) return result; var i = 0; while (true) { if (i == _list.Count - 1) return result; var p = _list[i]; var j = i * 2 + 1; if (j >= _list.Count) return result; if (j + 1 < _list.Count && _comp.Compare(_list[j], _list[j + 1]) < 0) { j++; } if (_comp.Compare(_list[i], _list[j]) < 0) { Swap(i, j); i = j; } else { return result; } } } public MaxHeap<T> Copy(Comparison<T> comp = null) { var c = new MaxHeap<T>(0, comp); c._list = _list.ToList(); return c; } public MaxHeap(List<T> list) { _list = list; _comp = Comparer<T>.Default; } public List<T> GetList() { return _list; } public IEnumerator<T> GetEnumerator() { return _list.GetEnumerator(); } IEnumerator IEnumerable.GetEnumerator() { return GetEnumerator(); } } public class MinHeap<T> : IEnumerable<T> { private List<T> _list; private Comparer<T> _comp; public int Count { get { return _list.Count; } } public MinHeap() : this(0) {} public MinHeap(int capacity, Comparison<T> comp = null) { _list = new List<T>(capacity); if (comp == null) { _comp = Comparer<T>.Default; } else { _comp = Comparer<T>.Create(comp); } } public void Push(T elem) { Upheap(elem); } public T Pop() { return Downheap(); } public T Peek() { return _list[0]; } private void Swap(int i, int j) { var a = _list[j]; _list[j] = _list[i]; _list[i] = a; } private void Upheap(T elem) { _list.Add(elem); var i = _list.Count - 1; while (true) { if (i == 0) return; var j = (i - 1) / 2; var e = _list[i]; var p = _list[j]; var c = _comp.Compare(e, p); if (c < 0) { Swap(i, j); i = j; continue; } else { break; } } } private T Downheap() { var result = _list[0]; var last = _list.Count - 1; Swap(0, last); _list.RemoveAt(last); if (_list.Count == 0) return result; var i = 0; while (true) { if (i == _list.Count - 1) return result; var p = _list[i]; var j = i * 2 + 1; if (j >= _list.Count) return result; if (j + 1 < _list.Count && _comp.Compare(_list[j], _list[j + 1]) > 0) { j++; } if (_comp.Compare(_list[i], _list[j]) > 0) { Swap(i, j); i = j; } else { return result; } } } public MinHeap<T> Copy(Comparison<T> comp = null) { var c = new MinHeap<T>(0, comp); c._list = _list.ToList(); return c; } public MinHeap(List<T> list) { _list = list; _comp = Comparer<T>.Default; } public List<T> GetList() { return _list; } public IEnumerator<T> GetEnumerator() { return _list.GetEnumerator(); } IEnumerator IEnumerable.GetEnumerator() { return GetEnumerator(); } } class InputLine { private string[] _inputs; private int _index = 0; InputLine(string input) { _inputs = input.Split(); _index = 0; } public static InputLine Read() { return new InputLine(Console.ReadLine()); } public int NextInt() { return int.Parse(_inputs[_index++]); } public long NextLong() { return long.Parse(_inputs[_index++]); } public double NextDouble() { return double.Parse(_inputs[_index++]); } } public static int GCD(int x, int y) { var a = Math.Max(x, y); var b = x + y - a; while (b != 0) { var c = b; b = a % b; a = c; } return a; } public static long GCD(long x, long y) { var a = Math.Max(x, y); var b = x + y - a; while (b != 0) { var c = b; b = a % b; a = c; } return a; } static long ModPower(long x, long y, long mod) { var bytes = BitConverter.GetBytes(y); var bits = new System.Collections.BitArray(bytes); var max2 = 0; for (int i = bits.Length - 1; i >= 0; i--) { if (bits[i]) { max2 = i; break; } } long result = 1; for (int i = max2; i >= 0; i--) { result = (result * result) % mod; if (bits[i]) { result = (result * x) % mod; } } return result; } static long ModFact(long n, long mod) { long result = 1; for (int i = 1; i <= n; i++) { result = result * i % mod; } return result; } static long ModAdd(long x, long y, long mod) { return ((x % mod) + (y % mod)) % mod; } static long ModMul(long x, long y, long mod) { return ((x % mod) * (y % mod)) % mod; } static long ModDiv(long x, long y, long mod) { //ใƒ•ใ‚งใƒซใƒžใƒผใฎๅฐๅฎš็†ใ‚ˆใ‚Šใ€a^(-1) = a^(p-2) return ModMul(x, ModPower(y, mod - 2, mod), mod); } static long ModComb(long n, long r, long mod) { long numerator = 1; for (int i = 0; i < r; i++) { numerator = ModMul(numerator, n - i, mod); } long denominator = ModFact(r, mod); return ModDiv(numerator, denominator, mod); } class Graph { private int _size; private List<int>[] _edges; public Graph(int size) { _size = size; _edges = new List<int>[size]; } public List<int> this[int i] { get { if (_edges[i] == null) _edges[i] = new List<int>(); return _edges[i]; } } } class Graph<T> { private int _size; private List<T>[] _edges; public Graph(int size) { _size = size; _edges = new List<T>[size]; } public List<T> this[int i] { get { if (_edges[i] == null) _edges[i] = new List<T>(); return _edges[i]; } } } static Graph<T> NewGraph<T>(int size, T template) { return new Graph<T>(size); } static List<T> NewList<T>(T template) { return new List<T>(); } static T[] NewArray<T>(int size, T template) { return new T[size]; } static long p1097 = 1000000007; static void Main(string[] args) { //โ†“ var n = ReadLong(); if (n % 2 != 0) { Console.WriteLine(0); return; } long result = 0; long five = 5; n /= 2; while (five < n) { result += n / five; if (five == 7450580596923828125) break; five *= 5; } Console.WriteLine(result); //โ†‘ } } }
using System; using System.Collections; using System.Collections.Generic; using System.Linq; namespace AtCoder { struct mint : IEquatable<mint> { // static uint mod = 998244353; static uint mod = 1000000007; uint _v; public mint(long v) : this((uint)(v % mod + mod)) {} private mint(uint v) { _v = v < mod ? v : (v - mod); } public static void SetMod(uint p) { mod = p; } public static mint operator +(mint lhs, mint rhs) { return new mint(lhs._v + rhs._v); } public static mint operator -(mint lhs, mint rhs) { return new mint(lhs._v + mod - rhs._v); } public static mint operator *(mint lhs, mint rhs) { return new mint((uint)((ulong)lhs._v * rhs._v % mod)); } public static mint operator /(mint lhs, mint rhs) { return lhs * rhs.Inv(); } public static mint operator ^(mint x, int n) { return Pow(x, n); } public static bool operator ==(mint l, mint r) { return l._v == r._v; } public static bool operator !=(mint l, mint r) { return !(l == r); } public static bool operator<(mint l, mint r) { return l._v < r._v; } public static bool operator>(mint l, mint r) { return l._v > r._v; } public static mint Pow(mint x, int n) { var r = new mint(1); while (n > 0) { if ((n & 1) > 0) r *= x; x *= x; n >>= 1; } return r; } public mint Pow(int n) { return Pow(this, n); } public mint Inv() { return Pow((int)mod - 2); } public bool Equals(mint o) { return this == o; } public override bool Equals(object obj) { if (obj is mint) return this == (mint)obj; else return false; } public override int GetHashCode() { return _v.GetHashCode(); } public override string ToString() { return _v.ToString(); } public static implicit operator mint(int i) { return new mint(i); } public static implicit operator mint(long i) { return new mint(i); } private static mint[] _fact; public static void SetFact(int n) { _fact = new mint[n + 1]; _fact[0] = 1; for (int i = 1; i < n + 1; i++) { _fact[i] = _fact[i - 1] * i; } } public static mint Fact(int n) { if (_fact == null || _fact.Length < n) { SetFact(n * 2); } return _fact[n]; } public static mint Combination(int n, int r) { return Fact(n) / (Fact(n - r) * Fact(r)); } } static class Extensions { public static int LowerBound<T>(this IList<T> list, T value, IComparer<T> comp = null) { if (comp == null) comp = Comparer<T>.Default; var l = 0; var r = list.Count; while (l < r) { var m = (l + r) / 2; var c = comp.Compare(value, list[m]); if (c > 0) l = m + 1; else r = m; } return l; } public static int UpperBound<T>(this IList<T> list, T value, IComparer<T> comp = null) { if (comp == null) comp = Comparer<T>.Default; var l = 0; var r = list.Count; while (l < r) { var m = (l + r) / 2; var c = comp.Compare(value, list[m]); if (c >= 0) l = m + 1; else r = m; } return r; } } class Program { static int ReadInt() { return int.Parse(Console.ReadLine()); } static long ReadLong() { return long.Parse(Console.ReadLine()); } static int[] ReadIntArray() { return Console.ReadLine().Split(' ').Select(int.Parse).ToArray(); } static int[] ReadIntArray(int n) { var a = new int[n]; for (int i = 0; i < n; i++) { a[i] = ReadInt(); } return a; } static long[] ReadLongArray() { return Console.ReadLine().Split(' ').Select(long.Parse).ToArray(); } static long[] ReadLongArray(int n) { var a = new long[n]; for (int i = 0; i < n; i++) { a[i] = ReadLong(); } return a; } static List<T> ReadObjects<T>(int n, Func<int[], T> creator) { var l = new List<T>(n); for (int i = 0; i < n; i++) { var a = ReadIntArray(); l.Add(creator(a)); } return l; } static int[,] ReadMatrix(int n, int m) { var r = new int[n, m]; for (int i = 0; i < n; i++) { var a = ReadIntArray(); for (int j = 0; j < m; j++) { r[i, j] = a[j]; } } return r; } public static int[] ZAlgotithm(string s) { var len = s.Length; var a = new int[len]; a[0] = len; var i = 1; var j = 0; while (i < len) { while (i + j < len && s[j] == s[i + j]) j++; a[i] = j; if (j == 0) { i++; continue; } var k = 1; while (i + k < len && k + a[k] < j) { a[i + k] = a[k]; k++; } i += k; j -= k; } return a; } public class MaxHeap<T> : IEnumerable<T> { private List<T> _list; private Comparer<T> _comp; public int Count { get { return _list.Count; } } public MaxHeap() : this(0) {} public MaxHeap(int capacity, Comparison<T> comp = null) { _list = new List<T>(capacity); if (comp == null) { _comp = Comparer<T>.Default; } else { _comp = Comparer<T>.Create(comp); } } public void Push(T elem) { Upheap(elem); } public T Pop() { return Downheap(); } public T Peek() { return _list[0]; } private void Swap(int i, int j) { var a = _list[j]; _list[j] = _list[i]; _list[i] = a; } private void Upheap(T elem) { _list.Add(elem); var i = _list.Count - 1; while (true) { if (i == 0) return; var j = (i - 1) / 2; var e = _list[i]; var p = _list[j]; var c = _comp.Compare(e, p); if (c > 0) { Swap(i, j); i = j; continue; } else { break; } } } private T Downheap() { var result = _list[0]; var last = _list.Count - 1; Swap(0, last); _list.RemoveAt(last); if (_list.Count == 0) return result; var i = 0; while (true) { if (i == _list.Count - 1) return result; var p = _list[i]; var j = i * 2 + 1; if (j >= _list.Count) return result; if (j + 1 < _list.Count && _comp.Compare(_list[j], _list[j + 1]) < 0) { j++; } if (_comp.Compare(_list[i], _list[j]) < 0) { Swap(i, j); i = j; } else { return result; } } } public MaxHeap<T> Copy(Comparison<T> comp = null) { var c = new MaxHeap<T>(0, comp); c._list = _list.ToList(); return c; } public MaxHeap(List<T> list) { _list = list; _comp = Comparer<T>.Default; } public List<T> GetList() { return _list; } public IEnumerator<T> GetEnumerator() { return _list.GetEnumerator(); } IEnumerator IEnumerable.GetEnumerator() { return GetEnumerator(); } } public class MinHeap<T> : IEnumerable<T> { private List<T> _list; private Comparer<T> _comp; public int Count { get { return _list.Count; } } public MinHeap() : this(0) {} public MinHeap(int capacity, Comparison<T> comp = null) { _list = new List<T>(capacity); if (comp == null) { _comp = Comparer<T>.Default; } else { _comp = Comparer<T>.Create(comp); } } public void Push(T elem) { Upheap(elem); } public T Pop() { return Downheap(); } public T Peek() { return _list[0]; } private void Swap(int i, int j) { var a = _list[j]; _list[j] = _list[i]; _list[i] = a; } private void Upheap(T elem) { _list.Add(elem); var i = _list.Count - 1; while (true) { if (i == 0) return; var j = (i - 1) / 2; var e = _list[i]; var p = _list[j]; var c = _comp.Compare(e, p); if (c < 0) { Swap(i, j); i = j; continue; } else { break; } } } private T Downheap() { var result = _list[0]; var last = _list.Count - 1; Swap(0, last); _list.RemoveAt(last); if (_list.Count == 0) return result; var i = 0; while (true) { if (i == _list.Count - 1) return result; var p = _list[i]; var j = i * 2 + 1; if (j >= _list.Count) return result; if (j + 1 < _list.Count && _comp.Compare(_list[j], _list[j + 1]) > 0) { j++; } if (_comp.Compare(_list[i], _list[j]) > 0) { Swap(i, j); i = j; } else { return result; } } } public MinHeap<T> Copy(Comparison<T> comp = null) { var c = new MinHeap<T>(0, comp); c._list = _list.ToList(); return c; } public MinHeap(List<T> list) { _list = list; _comp = Comparer<T>.Default; } public List<T> GetList() { return _list; } public IEnumerator<T> GetEnumerator() { return _list.GetEnumerator(); } IEnumerator IEnumerable.GetEnumerator() { return GetEnumerator(); } } class InputLine { private string[] _inputs; private int _index = 0; InputLine(string input) { _inputs = input.Split(); _index = 0; } public static InputLine Read() { return new InputLine(Console.ReadLine()); } public int NextInt() { return int.Parse(_inputs[_index++]); } public long NextLong() { return long.Parse(_inputs[_index++]); } public double NextDouble() { return double.Parse(_inputs[_index++]); } } public static int GCD(int x, int y) { var a = Math.Max(x, y); var b = x + y - a; while (b != 0) { var c = b; b = a % b; a = c; } return a; } public static long GCD(long x, long y) { var a = Math.Max(x, y); var b = x + y - a; while (b != 0) { var c = b; b = a % b; a = c; } return a; } static long ModPower(long x, long y, long mod) { var bytes = BitConverter.GetBytes(y); var bits = new System.Collections.BitArray(bytes); var max2 = 0; for (int i = bits.Length - 1; i >= 0; i--) { if (bits[i]) { max2 = i; break; } } long result = 1; for (int i = max2; i >= 0; i--) { result = (result * result) % mod; if (bits[i]) { result = (result * x) % mod; } } return result; } static long ModFact(long n, long mod) { long result = 1; for (int i = 1; i <= n; i++) { result = result * i % mod; } return result; } static long ModAdd(long x, long y, long mod) { return ((x % mod) + (y % mod)) % mod; } static long ModMul(long x, long y, long mod) { return ((x % mod) * (y % mod)) % mod; } static long ModDiv(long x, long y, long mod) { //ใƒ•ใ‚งใƒซใƒžใƒผใฎๅฐๅฎš็†ใ‚ˆใ‚Šใ€a^(-1) = a^(p-2) return ModMul(x, ModPower(y, mod - 2, mod), mod); } static long ModComb(long n, long r, long mod) { long numerator = 1; for (int i = 0; i < r; i++) { numerator = ModMul(numerator, n - i, mod); } long denominator = ModFact(r, mod); return ModDiv(numerator, denominator, mod); } class Graph { private int _size; private List<int>[] _edges; public Graph(int size) { _size = size; _edges = new List<int>[size]; } public List<int> this[int i] { get { if (_edges[i] == null) _edges[i] = new List<int>(); return _edges[i]; } } } class Graph<T> { private int _size; private List<T>[] _edges; public Graph(int size) { _size = size; _edges = new List<T>[size]; } public List<T> this[int i] { get { if (_edges[i] == null) _edges[i] = new List<T>(); return _edges[i]; } } } static Graph<T> NewGraph<T>(int size, T template) { return new Graph<T>(size); } static List<T> NewList<T>(T template) { return new List<T>(); } static T[] NewArray<T>(int size, T template) { return new T[size]; } static long p1097 = 1000000007; static void Main(string[] args) { //โ†“ var n = ReadLong(); if (n % 2 != 0) { Console.WriteLine(0); return; } long result = 0; long five = 5; n /= 2; while (five <= n) { result += n / five; if (five == 7450580596923828125) break; five *= 5; } Console.WriteLine(result); //โ†‘ } } }
[["-", 0, 195, 8, 196, 0, 52, 15, 16, 17, 18], ["+", 0, 195, 8, 196, 0, 52, 15, 16, 17, 19]]
8
3,451
2
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; class Program { static void Main(string[] args) { var wrong_answer = new wrong_answer(); wrong_answer.Solve(); } } public class wrong_answer { const int INF = 1 << 30; const long INFL = 1L << 60; const int MOD = 1000000007; const int MOD2 = 998244353; myinout IO = new myinout(); Math2 mmath = new Math2(); public void Solve() { //ใ“ใ“ใ‹ใ‚‰ var o = IO.longm; var n = o[0]; if (n == 10) IO.wri(1); else if ((n % 2) == 1) IO.wri(0); else { var k = n / 2; long aaa = 0; for (long i = 5; i < k; i *= 5) { aaa += (k / i); } var ans = Math.Min(k, aaa); IO.wri(ans); } } } // b-aใง้™้ † public class Math2 { public long[] fact; public long[] invfact; public void factoricalmodset(long N, long MOD = 1000000007) { fact = new long[N + 1]; invfact = new long[N + 1]; fact[0] = 1; for (long i = 1; i <= N; ++i) { fact[i] = fact[i - 1] * i % MOD; } invfact[N] = pow(fact[N], MOD - 2); for (long i = N; i > 0; --i) { invfact[i - 1] = invfact[i] * i % MOD; } } public long nCr(long n, long r, long MOD = 1000000007) { return (fact[n] * invfact[r] % MOD * invfact[n - r] % MOD); } public long pow(long i, long n, long MOD = 1000000007) { long res = 1; while (n > 0) { if ((n & 1) != 0) res = res * i % MOD; i = i * i % MOD; n >>= 1; } return res; } public long gcd(long i, long y) { while (y != 0) { var r = i % y; i = y; y = r; } return i; } public long lcm(long i, long y) { return i * y / gcd(i, y); } public Dictionary<long, int> primefactorization(long N) { var ret = new Dictionary<long, int>(); for (long i = 2; i * i <= N; ++i) { int cnt = 0; while (N % i == 0) { cnt++; N /= i; } if (cnt != 0) ret[i] = cnt; } if (N >= 2) ret[N] = 1; return ret; } public List<long> divisorenumrate(long N) { var ret = new List<long>(); for (long i = 1; i * i <= N; ++i) { if (N % i == 0) { ret.Add(i); ret.Add(N / i); } } return ret; } public void swap<T>(ref T a, ref T b) { var i = a; a = b; b = i; } } class myinout { // in public string str => Console.ReadLine(); public string[] strm => str.Split(' '); public long[] longm => strm.Select(long.Parse).ToArray(); public int[] intm => strm.Select(int.Parse).ToArray(); public char[] charm => str.ToArray(); public long long1 => longm[0]; public int int1 => intm[0]; public char char1 => charm[0]; // out public void wri<T>(T i) { Console.WriteLine(i); } public void wri<T>(T[] i) { Console.WriteLine(string.Join(" ", i)); } public void yn(bool i) { if (i) wri("Yes"); else wri("No"); } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; class Program { static void Main(string[] args) { var wrong_answer = new wrong_answer(); wrong_answer.Solve(); } } public class wrong_answer { const int INF = 1 << 30; const long INFL = 1L << 60; const int MOD = 1000000007; const int MOD2 = 998244353; myinout IO = new myinout(); Math2 mmath = new Math2(); public void Solve() { //ใ“ใ“ใ‹ใ‚‰ var o = IO.longm; var n = o[0]; if (n == 10) IO.wri(1); else if ((n % 2) == 1) IO.wri(0); else { var k = n / 2; long aaa = 0; for (long i = 5; i <= k; i *= 5) { aaa += (k / i); } var ans = Math.Min(k, aaa); IO.wri(ans); } } } // b-aใง้™้ † public class Math2 { public long[] fact; public long[] invfact; public void factoricalmodset(long N, long MOD = 1000000007) { fact = new long[N + 1]; invfact = new long[N + 1]; fact[0] = 1; for (long i = 1; i <= N; ++i) { fact[i] = fact[i - 1] * i % MOD; } invfact[N] = pow(fact[N], MOD - 2); for (long i = N; i > 0; --i) { invfact[i - 1] = invfact[i] * i % MOD; } } public long nCr(long n, long r, long MOD = 1000000007) { return (fact[n] * invfact[r] % MOD * invfact[n - r] % MOD); } public long pow(long i, long n, long MOD = 1000000007) { long res = 1; while (n > 0) { if ((n & 1) != 0) res = res * i % MOD; i = i * i % MOD; n >>= 1; } return res; } public long gcd(long i, long y) { while (y != 0) { var r = i % y; i = y; y = r; } return i; } public long lcm(long i, long y) { return i * y / gcd(i, y); } public Dictionary<long, int> primefactorization(long N) { var ret = new Dictionary<long, int>(); for (long i = 2; i * i <= N; ++i) { int cnt = 0; while (N % i == 0) { cnt++; N /= i; } if (cnt != 0) ret[i] = cnt; } if (N >= 2) ret[N] = 1; return ret; } public List<long> divisorenumrate(long N) { var ret = new List<long>(); for (long i = 1; i * i <= N; ++i) { if (N % i == 0) { ret.Add(i); ret.Add(N / i); } } return ret; } public void swap<T>(ref T a, ref T b) { var i = a; a = b; b = i; } } class myinout { // in public string str => Console.ReadLine(); public string[] strm => str.Split(' '); public long[] longm => strm.Select(long.Parse).ToArray(); public int[] intm => strm.Select(int.Parse).ToArray(); public char[] charm => str.ToArray(); public long long1 => longm[0]; public int int1 => intm[0]; public char char1 => charm[0]; // out public void wri<T>(T i) { Console.WriteLine(i); } public void wri<T>(T[] i) { Console.WriteLine(string.Join(" ", i)); } public void yn(bool i) { if (i) wri("Yes"); else wri("No"); } }
[["-", 75, 57, 75, 196, 0, 7, 15, 16, 17, 18], ["+", 75, 57, 75, 196, 0, 7, 15, 16, 17, 19]]
8
905
2
using System; using System.Collections.Generic; using static Assistant.Input; using static Assistant.Debug; using System.Linq; using Assistant; namespace ABC148F { class Program { static void Main(string[] args) { var N = RInt; var u = RInt - 1; var v = RInt - 1; List<int>[] edges = new List<int> [N].Select(x => new List<int>()).ToArray(); for (int i = 0; i < N - 1; i++) { var a = RInt - 1; var b = RInt - 1; edges[a].Add(b); edges[b].Add(a); } Queue<int> queA = new Queue<int>(); queA.Enqueue(v); int[] distA = new int [N].Select(x => -1).ToArray(); distA[v] = 0; while (queA.Count > 0) { int now = queA.Dequeue(); foreach (var to in edges[now]) { if (distA[to] == -1) { distA[to] = distA[now] + 1; queA.Enqueue(to); } } } Draw1D(distA); Queue<int> queT = new Queue<int>(); queT.Enqueue(u); int[] distT = new int [N].Select(x => -1).ToArray(); distT[u] = 0; while (queT.Count > 0) { int a = queT.Count; for (int i = 0; i < a; i++) { int now = queT.Dequeue(); foreach (var to in edges[now]) { if (distT[to] != -1 || distA[to] <= distT[to]) continue; distT[to] = distT[now] + 1; queT.Enqueue(to); } } } Draw1D(distT); int ans = 0; for (int i = 0; i < N; i++) { if (distT[i] == -1) continue; ans = Math.Max(distA[i] - 1, ans); } Console.WriteLine(ans); } } } namespace Assistant { static class Input { static List<string> line = new List<string>(); static int index = 0; static String RNext() { if (line.Count <= index) line.AddRange(Console.ReadLine().Split()); return line[index++]; } public static int RInt => int.Parse(RNext()); public static long RLong => long.Parse(RNext()); public static int[] RInts => Console.ReadLine().Split().Select(int.Parse).ToArray(); public static long[] RLongs => Console.ReadLine().Split().Select(long.Parse).ToArray(); public static string RString => RNext(); //ไปฅไธ‹ๆœชใƒ†ใ‚นใƒˆ public static int[] RIntsC(int c) => Enumerable.Repeat(0, c).Select(x => int.Parse(RNext())).ToArray(); public static long[] RLongsC(int c) => Enumerable.Repeat(0, c).Select(x => long.Parse(RNext())).ToArray(); public static char[][] RMap(int h) => Enumerable.Repeat(0, h) .Select(x => Console.ReadLine().ToCharArray()) .ToArray(); } public struct Mlong { long _v; const long mod = 1000000007; public Mlong(long n = 0) : this() { _v = n >= mod ? n % mod : n; } public static implicit operator Mlong(long _x) => new Mlong(_x); public static implicit operator long(Mlong _x) => _x._v; public static Mlong operator +(Mlong m1, Mlong m2) { long m = m1._v + m2._v; return m >= mod ? m - mod : m; } public static Mlong operator -(Mlong m1, Mlong m2) { long m = m1._v - m2._v; return m >= 0 ? m : m + mod; } public static Mlong operator *(Mlong m1, Mlong m2) => m1._v * m2._v % mod; public static Mlong operator /(Mlong m1, Mlong m2) => m1._v * ModPow(m2._v, mod - 2) % mod; public static long ModPow(long a, long n) { if (n == 0) return 1; else if (n % 2 == 1) return a * ModPow(a, n - 1) % mod; else return ModPow(a * a % mod, n / 2); } static Mlong[] fac, finv, inv; public static void nCkInit(int max) { fac = new Mlong[max]; finv = new Mlong[max]; inv = new Mlong[max]; fac[0] = fac[1] = 1; finv[0] = finv[1] = 1; inv[1] = 1; for (int i = 2; i < max; i++) { fac[i] = fac[i - 1] * i; inv[i] = mod - inv[mod % i] * (mod / i); finv[i] = finv[i - 1] * inv[i]; } } public static Mlong nCk(int n, int k) { if (n < k) return 0; if (n < 0 || k < 0) return 0; return fac[n] * finv[k] * finv[n - k]; } } static class Debug { static public void Draw2D<T>(T[,] map, int mode = 1) { #if DEBUG int W = map.GetLength(0); int H = map.GetLength(1); string[,] map2 = new string[W + 1, H + 1]; for (int i = 0; i < W + 1; i++) { for (int j = 0; j < H + 1; j++) { if (i == 0 && j == 0) map2[i, j] = 0.ToString(); else if (i == 0) map2[i, j] = (j - 1).ToString(); else if (j == 0) map2[i, j] = (i - 1).ToString(); else map2[i, j] = map[i - 1, j - 1].ToString(); } } for (int i = 0; i < W + 1; i++) { for (int j = 0; j < H + 1; j++) { if (mode == 0) Console.Write(map2[i, j].Last()); if (mode == 1) Console.Write(map2[i, j] + " "); } Console.WriteLine(); } Console.WriteLine(); #endif } public static void Draw1D<T>(T[] array, int mode = 0) { #if DEBUG Console.WriteLine(string.Join(" ", array)); #endif } } }
using System; using System.Collections.Generic; using static Assistant.Input; using static Assistant.Debug; using System.Linq; using Assistant; namespace ABC148F { class Program { static void Main(string[] args) { var N = RInt; var u = RInt - 1; var v = RInt - 1; List<int>[] edges = new List<int> [N].Select(x => new List<int>()).ToArray(); for (int i = 0; i < N - 1; i++) { var a = RInt - 1; var b = RInt - 1; edges[a].Add(b); edges[b].Add(a); } Queue<int> queA = new Queue<int>(); queA.Enqueue(v); int[] distA = new int [N].Select(x => -1).ToArray(); distA[v] = 0; while (queA.Count > 0) { int now = queA.Dequeue(); foreach (var to in edges[now]) { if (distA[to] == -1) { distA[to] = distA[now] + 1; queA.Enqueue(to); } } } Draw1D(distA); Queue<int> queT = new Queue<int>(); queT.Enqueue(u); int[] distT = new int [N].Select(x => -1).ToArray(); distT[u] = 0; while (queT.Count > 0) { int a = queT.Count; for (int i = 0; i < a; i++) { int now = queT.Dequeue(); foreach (var to in edges[now]) { if (distT[to] != -1 || distA[to] <= distT[now] + 1) continue; distT[to] = distT[now] + 1; queT.Enqueue(to); } } } Draw1D(distT); int ans = 0; for (int i = 0; i < N; i++) { if (distT[i] == -1) continue; ans = Math.Max(distA[i] - 1, ans); } Console.WriteLine(ans); } } } namespace Assistant { static class Input { static List<string> line = new List<string>(); static int index = 0; static String RNext() { if (line.Count <= index) line.AddRange(Console.ReadLine().Split()); return line[index++]; } public static int RInt => int.Parse(RNext()); public static long RLong => long.Parse(RNext()); public static int[] RInts => Console.ReadLine().Split().Select(int.Parse).ToArray(); public static long[] RLongs => Console.ReadLine().Split().Select(long.Parse).ToArray(); public static string RString => RNext(); //ไปฅไธ‹ๆœชใƒ†ใ‚นใƒˆ public static int[] RIntsC(int c) => Enumerable.Repeat(0, c).Select(x => int.Parse(RNext())).ToArray(); public static long[] RLongsC(int c) => Enumerable.Repeat(0, c).Select(x => long.Parse(RNext())).ToArray(); public static char[][] RMap(int h) => Enumerable.Repeat(0, h) .Select(x => Console.ReadLine().ToCharArray()) .ToArray(); } public struct Mlong { long _v; const long mod = 1000000007; public Mlong(long n = 0) : this() { _v = n >= mod ? n % mod : n; } public static implicit operator Mlong(long _x) => new Mlong(_x); public static implicit operator long(Mlong _x) => _x._v; public static Mlong operator +(Mlong m1, Mlong m2) { long m = m1._v + m2._v; return m >= mod ? m - mod : m; } public static Mlong operator -(Mlong m1, Mlong m2) { long m = m1._v - m2._v; return m >= 0 ? m : m + mod; } public static Mlong operator *(Mlong m1, Mlong m2) => m1._v * m2._v % mod; public static Mlong operator /(Mlong m1, Mlong m2) => m1._v * ModPow(m2._v, mod - 2) % mod; public static long ModPow(long a, long n) { if (n == 0) return 1; else if (n % 2 == 1) return a * ModPow(a, n - 1) % mod; else return ModPow(a * a % mod, n / 2); } static Mlong[] fac, finv, inv; public static void nCkInit(int max) { fac = new Mlong[max]; finv = new Mlong[max]; inv = new Mlong[max]; fac[0] = fac[1] = 1; finv[0] = finv[1] = 1; inv[1] = 1; for (int i = 2; i < max; i++) { fac[i] = fac[i - 1] * i; inv[i] = mod - inv[mod % i] * (mod / i); finv[i] = finv[i - 1] * inv[i]; } } public static Mlong nCk(int n, int k) { if (n < k) return 0; if (n < 0 || k < 0) return 0; return fac[n] * finv[k] * finv[n - k]; } } static class Debug { static public void Draw2D<T>(T[,] map, int mode = 1) { #if DEBUG int W = map.GetLength(0); int H = map.GetLength(1); string[,] map2 = new string[W + 1, H + 1]; for (int i = 0; i < W + 1; i++) { for (int j = 0; j < H + 1; j++) { if (i == 0 && j == 0) map2[i, j] = 0.ToString(); else if (i == 0) map2[i, j] = (j - 1).ToString(); else if (j == 0) map2[i, j] = (i - 1).ToString(); else map2[i, j] = map[i - 1, j - 1].ToString(); } } for (int i = 0; i < W + 1; i++) { for (int j = 0; j < H + 1; j++) { if (mode == 0) Console.Write(map2[i, j].Last()); if (mode == 1) Console.Write(map2[i, j] + " "); } Console.WriteLine(); } Console.WriteLine(); #endif } public static void Draw1D<T>(T[] array, int mode = 0) { #if DEBUG Console.WriteLine(string.Join(" ", array)); #endif } } }
[["-", 12, 16, 12, 204, 206, 207, 0, 28, 0, 22], ["+", 12, 16, 31, 204, 206, 207, 0, 28, 0, 22], ["+", 0, 57, 15, 16, 12, 16, 12, 16, 17, 72], ["+", 0, 57, 15, 16, 12, 16, 12, 16, 12, 203]]
8
1,539
4
using System; using System.Linq; class A { static void Main() { int[] Ar = Array.ConvertAll(Console.ReadLine().Split(), int.Parse); if (Ar.Sum() > 22) Console.WriteLine("bust"); else Console.WriteLine("win"); } }
using System; using System.Linq; class A { static void Main() { int[] Ar = Array.ConvertAll(Console.ReadLine().Split(), int.Parse); if (Ar.Sum() > 21) Console.WriteLine("bust"); else Console.WriteLine("win"); } }
[["-", 0, 195, 8, 196, 0, 57, 15, 16, 12, 203], ["+", 0, 195, 8, 196, 0, 57, 15, 16, 12, 203]]
8
72
2
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ABC_147a { class Program { static void Main(string[] args) { int[] input = Array.ConvertAll(Console.ReadLine().Split(' '), int.Parse); if (input.Sum() <= 21) { Console.WriteLine("win"); } else { Console.WriteLine("burst"); } Console.Read(); } } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ABC_147a { class Program { static void Main(string[] args) { int[] input = Array.ConvertAll(Console.ReadLine().Split(' '), int.Parse); if (input.Sum() <= 21) { Console.WriteLine("win"); } else { Console.WriteLine("bust"); } Console.Read(); } } }
[["-", 0, 213, 3, 4, 0, 28, 0, 5, 0, 222], ["+", 0, 213, 3, 4, 0, 28, 0, 5, 0, 222]]
8
112
2
using System; using System.Collections; using System.Collections.Generic; using System.Diagnostics; using System.Linq; using System.Text; using System.Threading.Tasks; namespace AtCorder { class Program { static void Main(string[] args) { var str = Console.ReadLine().Split(' '); int a1 = int.Parse(str[0]); int a2 = int.Parse(str[1]); int a3 = int.Parse(str[2]); if (a1 + a2 + a3 <= 21) { Console.WriteLine("Win"); } else { Console.WriteLine("Burst"); } } } }
using System; using System.Collections; using System.Collections.Generic; using System.Diagnostics; using System.Linq; using System.Text; using System.Threading.Tasks; namespace AtCorder { class Program { static void Main(string[] args) { var str = Console.ReadLine().Split(' '); int a1 = int.Parse(str[0]); int a2 = int.Parse(str[1]); int a3 = int.Parse(str[2]); if (a1 + a2 + a3 <= 21) { Console.WriteLine("win"); } else { Console.WriteLine("bust"); } } } }
[["-", 0, 213, 3, 4, 0, 28, 0, 5, 0, 222], ["+", 0, 213, 3, 4, 0, 28, 0, 5, 0, 222]]
8
144
4
using System; using System.Collections.Generic; using static System.Math; using System.Linq; class DandA { static void Main(string[] args) { int[] aaa = ReadLineIntArray(); if (aaa[0] + aaa[0] + aaa[0] <= 21) { Console.WriteLine("win"); } else { Console.WriteLine("bust"); } } static private string ReadLineStr() { return Console.ReadLine(); } static private int ReadLineInt() { return int.Parse(Console.ReadLine()); } static private string[] ReadLineStrArray() { return Console.ReadLine().Trim().Split(); } static private int[] ReadLineIntArray() { return Console.ReadLine() .Trim() .Split() .Select(a => int.Parse(a)) .ToArray(); } static private long[] ReadLineLongArray() { return Console.ReadLine() .Trim() .Split() .Select(a => long.Parse(a)) .ToArray(); } static private string[][] ReadMLineStrArray(int arg) { return new int [arg].Select(_ => Console.ReadLine().Split()).ToArray(); } static private int[][] ReadMLineIntArray(int arg) { return new int [arg] .Select(_ => Console.ReadLine().Split().Select(int.Parse).ToArray()) .ToArray(); } static private bool IsPrime(int num) { if (num < 2) return false; if (num == 2) return true; else if (num % 2 == 0) return false; double sqrtNum = Math.Sqrt(num); for (int i = 3; i <= sqrtNum; i += 2) { if (num % i == 0) return false; } return true; } }
using System; using System.Collections.Generic; using static System.Math; using System.Linq; class DandA { static void Main(string[] args) { int[] aaa = ReadLineIntArray(); if (aaa[0] + aaa[1] + aaa[2] <= 21) { Console.WriteLine("win"); } else { Console.WriteLine("bust"); } } static private string ReadLineStr() { return Console.ReadLine(); } static private int ReadLineInt() { return int.Parse(Console.ReadLine()); } static private string[] ReadLineStrArray() { return Console.ReadLine().Trim().Split(); } static private int[] ReadLineIntArray() { return Console.ReadLine() .Trim() .Split() .Select(a => int.Parse(a)) .ToArray(); } static private long[] ReadLineLongArray() { return Console.ReadLine() .Trim() .Split() .Select(a => long.Parse(a)) .ToArray(); } static private string[][] ReadMLineStrArray(int arg) { return new int [arg].Select(_ => Console.ReadLine().Split()).ToArray(); } static private int[][] ReadMLineIntArray(int arg) { return new int [arg] .Select(_ => Console.ReadLine().Split().Select(int.Parse).ToArray()) .ToArray(); } static private bool IsPrime(int num) { if (num < 2) return false; if (num == 2) return true; else if (num % 2 == 0) return false; double sqrtNum = Math.Sqrt(num); for (int i = 3; i <= sqrtNum; i += 2) { if (num % i == 0) return false; } return true; } }
[["-", 31, 16, 12, 204, 206, 207, 0, 28, 0, 203], ["+", 31, 16, 12, 204, 206, 207, 0, 28, 0, 203]]
8
401
4
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ABC147A { class Program { static void Main(string[] args) { string[] str = Console.ReadLine().Split(' '); int a = int.Parse(str[0]); int b = int.Parse(str[1]); int c = int.Parse(str[2]); if (a + b + c <= 21) Console.WriteLine("Win"); else if (a + b + c >= 22) Console.WriteLine("bust"); Console.ReadKey(); } } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ABC147A { class Program { static void Main(string[] args) { string[] str = Console.ReadLine().Split(' '); int a = int.Parse(str[0]); int b = int.Parse(str[1]); int c = int.Parse(str[2]); if (a + b + c <= 21) Console.WriteLine("win"); else if (a + b + c >= 22) Console.WriteLine("bust"); Console.ReadKey(); } } }
[["-", 0, 213, 3, 4, 0, 28, 0, 5, 0, 222], ["+", 0, 213, 3, 4, 0, 28, 0, 5, 0, 222]]
8
148
2
// ReSharper disable ArrangeTypeMemberModifiers // ReSharper disable ConvertIfStatementToSwitchStatement // ReSharper disable FunctionRecursiveOnAllPaths // ReSharper disable InconsistentNaming // ReSharper disable InlineOutVariableDeclaration // ReSharper disable InvertIf // ReSharper disable JoinDeclarationAndInitializer // ReSharper disable MemberCanBeMadeStatic.Global // ReSharper disable MemberCanBeMadeStatic.Local // ReSharper disable NonReadonlyMemberInGetHashCode // ReSharper disable PossibleNullReferenceException // ReSharper disable RedundantUsingDirective // ReSharper disable SuggestVarOrType_BuiltInTypes // ReSharper disable SuggestVarOrType_Elsewhere // ReSharper disable TailRecursiveCall // ReSharper disable UnusedMember.Global // ReSharper disable UnusedMember.Local // ReSharper disable UseObjectOrCollectionInitializert #if true && UTAKA_LOCAL //#if false #define UTAKA_DEBUG #endif //#define TOPCODER using System; using System.Collections; using System.Collections.Generic; using System.Collections.Specialized; using System.Diagnostics; using System.IO; using System.Linq; using System.Runtime.CompilerServices; using System.Text; using System.Numerics; using System.Runtime.InteropServices; using System.Security.Cryptography; using static UtakaApp.Util; namespace UtakaApp { public partial class Program { public const string SiteName = "AtCoder"; public const string ContestName = "abc149"; public const string ProblemName = "A"; public void Solve() { string S = cin.Read; string T = cin.Read; cou.WriteLine(S + T); } } //========================================================================================= // Debug IO //========================================================================================= public partial class Program { //========================================================================================= // Main //========================================================================================= private readonly ConsoleInput cin; private readonly IConsole cou; public Program(ConsoleInput cin, IConsole cou) { this.cin = cin; this.cou = cou; } #if !TOPCODER public static void Main(string[] args) { #if UTAKA_LOCAL //#if false new TestCaseCheckerForAtCoder().TestProblems(); #else var cin = new ConsoleInput(System.Console.In); var console = new MyConsole(); new Program(cin, console).Solve(); console.Flush(); #endif } #endif public void WriteEnumerable<T>(IEnumerable<T> A, string delimiter = " ") { if (!A.Any()) { return; } var sb = new StringBuilder(); foreach (T v in A) { sb.Append(v); sb.Append(delimiter); } if (sb.Length > 0) { sb.Length--; } cou.WriteLine(sb.ToString()); } } public static class Util { public static int LowerBound<T>(T[] arr, int start, int end, T value, IComparer<T> comparer) { int low = start; int high = end; while (low < high) { var mid = ((high - low) >> 1) + low; if (comparer.Compare(arr[mid], value) < 0) low = mid + 1; else high = mid; } return low; } public static int LowerBound<T>(T[] arr, T value) where T : IComparable { return LowerBound(arr, 0, arr.Length, value, Comparer<T>.Default); } public static int UpperBound<T>(T[] arr, int start, int end, T value, IComparer<T> comparer) { int low = start; int high = end; while (low < high) { var mid = ((high - low) >> 1) + low; if (comparer.Compare(arr[mid], value) <= 0) low = mid + 1; else high = mid; } return low; } public static int UpperBound<T>(T[] arr, T value) { return UpperBound(arr, 0, arr.Length, value, Comparer<T>.Default); } public static int UpperBound<T>(List<T> list, int start, int end, T value, IComparer<T> comparer) { int low = start; int high = end; while (low < high) { var mid = ((high - low) >> 1) + low; if (comparer.Compare(list[mid], value) <= 0) low = mid + 1; else high = mid; } return low; } public static int UpperBound<T>(List<T> list, T value) { return UpperBound(list, 0, list.Count, value, Comparer<T>.Default); } public static T[] Array1D<T>(int a, T defaultValue) where T : struct { var ret = new T[a]; for (int i = 0; i < a; i++) { ret[i] = defaultValue; } return ret; } public static T[] Array1D<T>(int a) where T : struct { var ret = new T[a]; return ret; } /// <summary> /// ่ฆ็ด ๆ•ฐ (a, b) ใฎใ€defaultValue ใงๆบ€ใŸใ•ใ‚ŒใŸ้…ๅˆ—ใ‚’ไฝœๆˆใ—ใพใ™ใ€‚ /// </summary> /// <typeparam name="T">้…ๅˆ—ใฎๅž‹</typeparam> /// <param name="a">1ๆฌกๅ…ƒใฎ่ฆ็ด ๆ•ฐ</param> /// <param name="b">2ๆฌกๅ…ƒใฎ่ฆ็ด ๆ•ฐ</param> /// <param name="defaultValue">ใƒ‡ใƒ•ใ‚ฉใƒซใƒˆๅ€ค</param> /// <returns>ๆŒ‡ๅฎšใ—ใŸๆกไปถใงๅˆๆœŸๅŒ–ใ•ใ‚ŒใŸ้…ๅˆ—</returns> public static T[,] Array2D<T>(int a, int b, T defaultValue) where T : struct { var ret = new T[a, b]; for (int i = 0; i < a; i++) { for (int j = 0; j < b; j++) { ret[i, j] = defaultValue; } } return ret; } public static T[,,] Array3D<T>(int a, int b, int c, T defaultValue) where T : struct { T[,,] ret = new T[a, b, c]; for (int i = 0; i < a; i++) { for (int j = 0; j < b; j++) { for (int k = 0; k < c; k++) { ret[i, j, k] = defaultValue; } } } return ret; } /// <summary> /// ่ฆ็ด ๆ•ฐ (a, b) ใฎใ€defaultValue ใงๆบ€ใŸใ•ใ‚ŒใŸJag้…ๅˆ—ใ‚’ไฝœๆˆใ—ใพใ™ใ€‚ /// </summary> /// <typeparam name="T">้…ๅˆ—ใฎๅž‹</typeparam> /// <param name="a">1ๆฌกๅ…ƒใฎ่ฆ็ด ๆ•ฐ</param> /// <param name="b">2ๆฌกๅ…ƒใฎ่ฆ็ด ๆ•ฐ</param> /// <param name="defaultValue">ใƒ‡ใƒ•ใ‚ฉใƒซใƒˆๅ€ค</param> /// <returns>ๆŒ‡ๅฎšใ—ใŸๆกไปถใงๅˆๆœŸๅŒ–ใ•ใ‚ŒใŸ้…ๅˆ—</returns> public static T[][] JagArray2D<T>(int a, int b, T defaultValue) where T : struct { var ret = new T[a][]; for (int i = 0; i < a; i++) { var row = new T[b]; ret[i] = row; for (int j = 0; j < b; j++) { row[j] = defaultValue; } } return ret; } /// <summary> /// ่ฆ็ด ๆ•ฐ (a, b) ใฎdefaultๅ€คใงๆบ€ใŸใ•ใ‚ŒใŸJag้…ๅˆ—ใ‚’ไฝœๆˆใ—ใพใ™ใ€‚ /// </summary> /// <typeparam name="T">้…ๅˆ—ใฎๅž‹</typeparam> /// <param name="a">1ๆฌกๅ…ƒใฎ่ฆ็ด ๆ•ฐ</param> /// <param name="b">2ๆฌกๅ…ƒใฎ่ฆ็ด ๆ•ฐ</param> /// <returns>ๅˆๆœŸๅŒ–ใ•ใ‚ŒใŸ้…ๅˆ—</returns> public static T[][] JagArray2D<T>(int a, int b) where T : struct { var ret = new T[a][]; for (int i = 0; i < a; i++) { ret[i] = new T[b]; } return ret; } public static T[][][] JagArray3D<T>(int a, int b, int c, T defaultValue) where T : struct { var ret = new T[a][][]; for (int i = 0; i < a; i++) { T[][] aRow = new T[b][]; ret[i] = aRow; for (int j = 0; j < b; j++) { T[] bRow = new T[c]; aRow[j] = bRow; for (int k = 0; k < c; k++) { bRow[k] = defaultValue; } } } return ret; } public static T[][][] JagArray3D<T>(int a, int b, int c) where T : struct { var ret = new T[a][][]; for (int i = 0; i < a; i++) { T[][] aRow = new T[b][]; ret[i] = aRow; for (int j = 0; j < b; j++) { T[] bRow = new T[c]; aRow[j] = bRow; } } return ret; } public static T[][][][] JagArray4D<T>(int a, int b, int c, int d, T defaultValue) where T : struct { var ret = new T[a][][][]; for (int i = 0; i < a; i++) { T[][][] aRow = new T[b][][]; ret[i] = aRow; for (int j = 0; j < b; j++) { T[][] bRow = new T[c][]; aRow[j] = bRow; for (int k = 0; k < c; k++) { T[] cRow = new T[d]; bRow[k] = cRow; for (int l = 0; l < d; l++) { cRow[l] = defaultValue; } } } } return ret; } public static T[][][][] JagArray4D<T>(int a, int b, int c, int d) where T : struct { var ret = new T[a][][][]; for (int i = 0; i < a; i++) { T[][][] aRow = new T[b][][]; ret[i] = aRow; for (int j = 0; j < b; j++) { T[][] bRow = new T[c][]; aRow[j] = bRow; for (int k = 0; k < c; k++) { T[] cRow = new T[d]; bRow[k] = cRow; } } } return ret; } public static T[][][][][] JagArray5D<T>(int a, int b, int c, int d, int e, T defaultValue) where T : struct { var ret = new T[a][][][][]; for (int i = 0; i < a; i++) { T[][][][] aRow = new T[b][][][]; ret[i] = aRow; for (int j = 0; j < b; j++) { T[][][] bRow = new T[c][][]; aRow[j] = bRow; for (int k = 0; k < c; k++) { T[][] cRow = new T[d][]; bRow[k] = cRow; for (int l = 0; l < d; l++) { T[] dRow = new T[e]; cRow[l] = dRow; for (int m = 0; m < e; m++) { dRow[m] = defaultValue; } } } } } return ret; } public static T[][][][][] JagArray5D<T>(int a, int b, int c, int d, int e) where T : struct { var ret = new T[a][][][][]; for (int i = 0; i < a; i++) { T[][][][] aRow = new T[b][][][]; ret[i] = aRow; for (int j = 0; j < b; j++) { T[][][] bRow = new T[c][][]; aRow[j] = bRow; for (int k = 0; k < c; k++) { T[][] cRow = new T[d][]; bRow[k] = cRow; for (int l = 0; l < d; l++) { T[] dRow = new T[e]; cRow[l] = dRow; } } } } return ret; } /// <summary> /// ใ‚ธใƒฃใ‚ฐ้…ๅˆ—ใ‚’ใ‚ณใƒ”ใƒผใ—ใฆ่ฟ”ใ™ใ€‚ /// </summary> public static T[][] CopyJagArray2D<T>(T[][] source) where T : struct { int len = source.Length; T[][] dest = new T[len][]; for (int i = 0; i < len; i++) { T[] inner = source[i]; int innerLength = inner.Length; T[] newer = new T[innerLength]; Array.Copy(inner, newer, innerLength); dest[i] = newer; } return dest; } } public static class UtakaExtentions { /// <summary> /// IList<T>ใ‚’ใ‚ณใƒ”ใƒผใ—ใพใ™ /// </summary> public static T[] Copy<T>(this IList<T> a) { T[] ret = new T[a.Count]; for (int i = 0; i < a.Count; i++) ret[i] = a[i]; return ret; } /// <summary> /// 2ๆฌกๅ…ƒใ‚ธใƒฃใ‚ฐ้…ๅˆ—ใ‚’ใ‚ณใƒ”ใƒผใ—ใฆ่ฟ”ใ™ใ€‚ /// </summary> public static T[][] Copy<T>(this T[][] source) where T : struct { int len = source.Length; T[][] dest = new T[len][]; for (int i = 0; i < len; i++) { T[] inner = source[i]; int innerLength = inner.Length; T[] newer = new T[innerLength]; Array.Copy(inner, newer, innerLength); dest[i] = newer; } return dest; } } public class IntLargeComparer : IComparer<int> { public static IntLargeComparer Instance = new IntLargeComparer(); public int Compare(int x, int y) { return y - x; } } public class LongLargeComparer : IComparer<long> { public static LongLargeComparer Instance = new LongLargeComparer(); public int Compare(long x, long y) { if (x > y) return -1; if (x < y) return 1; return 0; } } public class ConsoleInput { private readonly char _separator = ' '; private readonly TextReader _stream; private readonly Queue<string> inputStream; public ConsoleInput(TextReader stream, char separator = ' ') { _separator = separator; _stream = stream; inputStream = new Queue<string>(); } public string Read { get { if (inputStream.Count != 0) { return inputStream.Dequeue(); } var tmp = _stream.ReadLine().Split(_separator); for (var i = 0; i < tmp.Length; ++i) { inputStream.Enqueue(tmp[i]); } return inputStream.Dequeue(); } } public string ReadLine => _stream.ReadLine(); public int ReadInt => int.Parse(Read); public long ReadLong => long.Parse(Read); public double ReadDouble => double.Parse(Read); public string[] ReadStrArray(long N) { var ret = new string[N]; for (long i = 0; i < N; ++i) { ret[i] = Read; } return ret; } public int[] ReadIntArray(long N) { var ret = new int[N]; for (long i = 0; i < N; ++i) { ret[i] = ReadInt; } return ret; } public int[] ReadIntArrayMinus1(long N) { var ret = new int[N]; for (long i = 0; i < N; ++i) { ret[i] = ReadInt - 1; } return ret; } public long[] ReadLongArray(long N) { var ret = new long[N]; for (long i = 0; i < N; ++i) { ret[i] = ReadLong; } return ret; } } public interface IConsole { void Flush(); void Write(object obj); void Write(string str); void WriteLine(object obj); void WriteLine(string str); void WriteLine(); } public class MyConsole : IConsole { public MyConsole() { var sw = new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false }; Console.SetOut(sw); } public void Flush() { Console.Out.Flush(); } public void Write(object obj) { Write(obj.ToString()); } public void Write(string str) { Console.Write(str); } public void WriteLine(object obj) { WriteLine(obj.ToString()); } public void WriteLine(string str) { Console.WriteLine(str); } public void WriteLine() { Console.WriteLine(); } } #if UTAKA_LOCAL public class DebugConsole : IConsole { private readonly StringBuilder mSb; public DebugConsole() { mSb = new StringBuilder(); } public void Flush() { // ไฝ•ใ‚‚ใ—ใชใ„ } public void Write(object obj) { Write(obj.ToString()); } public void Write(string str) { mSb.Append(str); } public void WriteLine(object obj) { WriteLine(obj.ToString()); } public void WriteLine(string str) { mSb.AppendLine(str); } public void WriteLine() { mSb.AppendLine(); } public string GetAllOutput() { return mSb.ToString(); } } #endif #if UTAKA_LOCAL public class TestCaseCheckerForAtCoder { private string GetDirectoryPath() { var problemPart = string.IsNullOrEmpty(Program.ProblemName) ? "" : $"/{Program.ProblemName}"; return $"{Environment.GetFolderPath(Environment.SpecialFolder.UserProfile)}/AlgorithmPrac/{Program.SiteName}/{Program.ContestName}{problemPart}"; } private string GetInputFilePath(int testCaseNumber) { return $"{GetDirectoryPath()}/sample-{testCaseNumber}.in"; } private string GetOutputFilePath(int testCaseNumber) { return $"{GetDirectoryPath()}/sample-{testCaseNumber}.out"; } public bool TestProblem(int testCaseNumber) { var inputFilePath = GetInputFilePath(testCaseNumber); var outputFilePath = GetOutputFilePath(testCaseNumber); TextReader inputStream = new StreamReader(inputFilePath); var cin = new ConsoleInput(inputStream); var debugConsoleWriter = new DebugConsole(); new Program(cin, debugConsoleWriter).Solve(); var output = debugConsoleWriter.GetAllOutput(); TextReader outputStream = new StreamReader(outputFilePath); var outputAnswer = outputStream.ReadToEnd(); Dbg.WriteLine(output); Dbg.WriteLine(outputAnswer); var isCorrect = output == outputAnswer; return isCorrect; } public void TestProblems(int targetTestCaseNumber = -1) { if (targetTestCaseNumber >= 0) { Console.WriteLine( $"!!!!!!!!!!!! Check TestCase {targetTestCaseNumber} !!!!!!!!!!"); } bool isSuccessAll = true; int testCaseNumber = 0; while (true) { testCaseNumber++; bool foundTargetTest = targetTestCaseNumber == testCaseNumber; if (targetTestCaseNumber >= 0 && !foundTargetTest) { continue; } var inputFileName = GetInputFilePath(testCaseNumber); if (!File.Exists(inputFileName)) { break; } Console.WriteLine( $"TestCase {testCaseNumber} ====================================================="); var result = TestProblem(testCaseNumber); if (result) { Console.WriteLine("Success"); } else { isSuccessAll = false; Console.WriteLine("Failure *****"); } if (foundTargetTest) { break; } } if (isSuccessAll) { Console.WriteLine("!!!!!!!!! All Success !!!!!!!!!"); } } } #endif public static class Dbg { [Conditional("UTAKA_DEBUG")] public static void WriteLine(string str) { Console.WriteLine(str); } [Conditional("UTAKA_DEBUG")] public static void WriteLine() { Console.WriteLine(); } [Conditional("UTAKA_DEBUG")] public static void Write(string str) { Console.Write(str); } } }
// ReSharper disable ArrangeTypeMemberModifiers // ReSharper disable ConvertIfStatementToSwitchStatement // ReSharper disable FunctionRecursiveOnAllPaths // ReSharper disable InconsistentNaming // ReSharper disable InlineOutVariableDeclaration // ReSharper disable InvertIf // ReSharper disable JoinDeclarationAndInitializer // ReSharper disable MemberCanBeMadeStatic.Global // ReSharper disable MemberCanBeMadeStatic.Local // ReSharper disable NonReadonlyMemberInGetHashCode // ReSharper disable PossibleNullReferenceException // ReSharper disable RedundantUsingDirective // ReSharper disable SuggestVarOrType_BuiltInTypes // ReSharper disable SuggestVarOrType_Elsewhere // ReSharper disable TailRecursiveCall // ReSharper disable UnusedMember.Global // ReSharper disable UnusedMember.Local // ReSharper disable UseObjectOrCollectionInitializert #if true && UTAKA_LOCAL //#if false #define UTAKA_DEBUG #endif //#define TOPCODER using System; using System.Collections; using System.Collections.Generic; using System.Collections.Specialized; using System.Diagnostics; using System.IO; using System.Linq; using System.Runtime.CompilerServices; using System.Text; using System.Numerics; using System.Runtime.InteropServices; using System.Security.Cryptography; using static UtakaApp.Util; namespace UtakaApp { public partial class Program { public const string SiteName = "AtCoder"; public const string ContestName = "abc149"; public const string ProblemName = "A"; public void Solve() { string S = cin.Read; string T = cin.Read; cou.WriteLine(T + S); } } //========================================================================================= // Debug IO //========================================================================================= public partial class Program { //========================================================================================= // Main //========================================================================================= private readonly ConsoleInput cin; private readonly IConsole cou; public Program(ConsoleInput cin, IConsole cou) { this.cin = cin; this.cou = cou; } #if !TOPCODER public static void Main(string[] args) { #if UTAKA_LOCAL //#if false new TestCaseCheckerForAtCoder().TestProblems(); #else var cin = new ConsoleInput(System.Console.In); var console = new MyConsole(); new Program(cin, console).Solve(); console.Flush(); #endif } #endif public void WriteEnumerable<T>(IEnumerable<T> A, string delimiter = " ") { if (!A.Any()) { return; } var sb = new StringBuilder(); foreach (T v in A) { sb.Append(v); sb.Append(delimiter); } if (sb.Length > 0) { sb.Length--; } cou.WriteLine(sb.ToString()); } } public static class Util { public static int LowerBound<T>(T[] arr, int start, int end, T value, IComparer<T> comparer) { int low = start; int high = end; while (low < high) { var mid = ((high - low) >> 1) + low; if (comparer.Compare(arr[mid], value) < 0) low = mid + 1; else high = mid; } return low; } public static int LowerBound<T>(T[] arr, T value) where T : IComparable { return LowerBound(arr, 0, arr.Length, value, Comparer<T>.Default); } public static int UpperBound<T>(T[] arr, int start, int end, T value, IComparer<T> comparer) { int low = start; int high = end; while (low < high) { var mid = ((high - low) >> 1) + low; if (comparer.Compare(arr[mid], value) <= 0) low = mid + 1; else high = mid; } return low; } public static int UpperBound<T>(T[] arr, T value) { return UpperBound(arr, 0, arr.Length, value, Comparer<T>.Default); } public static int UpperBound<T>(List<T> list, int start, int end, T value, IComparer<T> comparer) { int low = start; int high = end; while (low < high) { var mid = ((high - low) >> 1) + low; if (comparer.Compare(list[mid], value) <= 0) low = mid + 1; else high = mid; } return low; } public static int UpperBound<T>(List<T> list, T value) { return UpperBound(list, 0, list.Count, value, Comparer<T>.Default); } public static T[] Array1D<T>(int a, T defaultValue) where T : struct { var ret = new T[a]; for (int i = 0; i < a; i++) { ret[i] = defaultValue; } return ret; } public static T[] Array1D<T>(int a) where T : struct { var ret = new T[a]; return ret; } /// <summary> /// ่ฆ็ด ๆ•ฐ (a, b) ใฎใ€defaultValue ใงๆบ€ใŸใ•ใ‚ŒใŸ้…ๅˆ—ใ‚’ไฝœๆˆใ—ใพใ™ใ€‚ /// </summary> /// <typeparam name="T">้…ๅˆ—ใฎๅž‹</typeparam> /// <param name="a">1ๆฌกๅ…ƒใฎ่ฆ็ด ๆ•ฐ</param> /// <param name="b">2ๆฌกๅ…ƒใฎ่ฆ็ด ๆ•ฐ</param> /// <param name="defaultValue">ใƒ‡ใƒ•ใ‚ฉใƒซใƒˆๅ€ค</param> /// <returns>ๆŒ‡ๅฎšใ—ใŸๆกไปถใงๅˆๆœŸๅŒ–ใ•ใ‚ŒใŸ้…ๅˆ—</returns> public static T[,] Array2D<T>(int a, int b, T defaultValue) where T : struct { var ret = new T[a, b]; for (int i = 0; i < a; i++) { for (int j = 0; j < b; j++) { ret[i, j] = defaultValue; } } return ret; } public static T[,,] Array3D<T>(int a, int b, int c, T defaultValue) where T : struct { T[,,] ret = new T[a, b, c]; for (int i = 0; i < a; i++) { for (int j = 0; j < b; j++) { for (int k = 0; k < c; k++) { ret[i, j, k] = defaultValue; } } } return ret; } /// <summary> /// ่ฆ็ด ๆ•ฐ (a, b) ใฎใ€defaultValue ใงๆบ€ใŸใ•ใ‚ŒใŸJag้…ๅˆ—ใ‚’ไฝœๆˆใ—ใพใ™ใ€‚ /// </summary> /// <typeparam name="T">้…ๅˆ—ใฎๅž‹</typeparam> /// <param name="a">1ๆฌกๅ…ƒใฎ่ฆ็ด ๆ•ฐ</param> /// <param name="b">2ๆฌกๅ…ƒใฎ่ฆ็ด ๆ•ฐ</param> /// <param name="defaultValue">ใƒ‡ใƒ•ใ‚ฉใƒซใƒˆๅ€ค</param> /// <returns>ๆŒ‡ๅฎšใ—ใŸๆกไปถใงๅˆๆœŸๅŒ–ใ•ใ‚ŒใŸ้…ๅˆ—</returns> public static T[][] JagArray2D<T>(int a, int b, T defaultValue) where T : struct { var ret = new T[a][]; for (int i = 0; i < a; i++) { var row = new T[b]; ret[i] = row; for (int j = 0; j < b; j++) { row[j] = defaultValue; } } return ret; } /// <summary> /// ่ฆ็ด ๆ•ฐ (a, b) ใฎdefaultๅ€คใงๆบ€ใŸใ•ใ‚ŒใŸJag้…ๅˆ—ใ‚’ไฝœๆˆใ—ใพใ™ใ€‚ /// </summary> /// <typeparam name="T">้…ๅˆ—ใฎๅž‹</typeparam> /// <param name="a">1ๆฌกๅ…ƒใฎ่ฆ็ด ๆ•ฐ</param> /// <param name="b">2ๆฌกๅ…ƒใฎ่ฆ็ด ๆ•ฐ</param> /// <returns>ๅˆๆœŸๅŒ–ใ•ใ‚ŒใŸ้…ๅˆ—</returns> public static T[][] JagArray2D<T>(int a, int b) where T : struct { var ret = new T[a][]; for (int i = 0; i < a; i++) { ret[i] = new T[b]; } return ret; } public static T[][][] JagArray3D<T>(int a, int b, int c, T defaultValue) where T : struct { var ret = new T[a][][]; for (int i = 0; i < a; i++) { T[][] aRow = new T[b][]; ret[i] = aRow; for (int j = 0; j < b; j++) { T[] bRow = new T[c]; aRow[j] = bRow; for (int k = 0; k < c; k++) { bRow[k] = defaultValue; } } } return ret; } public static T[][][] JagArray3D<T>(int a, int b, int c) where T : struct { var ret = new T[a][][]; for (int i = 0; i < a; i++) { T[][] aRow = new T[b][]; ret[i] = aRow; for (int j = 0; j < b; j++) { T[] bRow = new T[c]; aRow[j] = bRow; } } return ret; } public static T[][][][] JagArray4D<T>(int a, int b, int c, int d, T defaultValue) where T : struct { var ret = new T[a][][][]; for (int i = 0; i < a; i++) { T[][][] aRow = new T[b][][]; ret[i] = aRow; for (int j = 0; j < b; j++) { T[][] bRow = new T[c][]; aRow[j] = bRow; for (int k = 0; k < c; k++) { T[] cRow = new T[d]; bRow[k] = cRow; for (int l = 0; l < d; l++) { cRow[l] = defaultValue; } } } } return ret; } public static T[][][][] JagArray4D<T>(int a, int b, int c, int d) where T : struct { var ret = new T[a][][][]; for (int i = 0; i < a; i++) { T[][][] aRow = new T[b][][]; ret[i] = aRow; for (int j = 0; j < b; j++) { T[][] bRow = new T[c][]; aRow[j] = bRow; for (int k = 0; k < c; k++) { T[] cRow = new T[d]; bRow[k] = cRow; } } } return ret; } public static T[][][][][] JagArray5D<T>(int a, int b, int c, int d, int e, T defaultValue) where T : struct { var ret = new T[a][][][][]; for (int i = 0; i < a; i++) { T[][][][] aRow = new T[b][][][]; ret[i] = aRow; for (int j = 0; j < b; j++) { T[][][] bRow = new T[c][][]; aRow[j] = bRow; for (int k = 0; k < c; k++) { T[][] cRow = new T[d][]; bRow[k] = cRow; for (int l = 0; l < d; l++) { T[] dRow = new T[e]; cRow[l] = dRow; for (int m = 0; m < e; m++) { dRow[m] = defaultValue; } } } } } return ret; } public static T[][][][][] JagArray5D<T>(int a, int b, int c, int d, int e) where T : struct { var ret = new T[a][][][][]; for (int i = 0; i < a; i++) { T[][][][] aRow = new T[b][][][]; ret[i] = aRow; for (int j = 0; j < b; j++) { T[][][] bRow = new T[c][][]; aRow[j] = bRow; for (int k = 0; k < c; k++) { T[][] cRow = new T[d][]; bRow[k] = cRow; for (int l = 0; l < d; l++) { T[] dRow = new T[e]; cRow[l] = dRow; } } } } return ret; } /// <summary> /// ใ‚ธใƒฃใ‚ฐ้…ๅˆ—ใ‚’ใ‚ณใƒ”ใƒผใ—ใฆ่ฟ”ใ™ใ€‚ /// </summary> public static T[][] CopyJagArray2D<T>(T[][] source) where T : struct { int len = source.Length; T[][] dest = new T[len][]; for (int i = 0; i < len; i++) { T[] inner = source[i]; int innerLength = inner.Length; T[] newer = new T[innerLength]; Array.Copy(inner, newer, innerLength); dest[i] = newer; } return dest; } } public static class UtakaExtentions { /// <summary> /// IList<T>ใ‚’ใ‚ณใƒ”ใƒผใ—ใพใ™ /// </summary> public static T[] Copy<T>(this IList<T> a) { T[] ret = new T[a.Count]; for (int i = 0; i < a.Count; i++) ret[i] = a[i]; return ret; } /// <summary> /// 2ๆฌกๅ…ƒใ‚ธใƒฃใ‚ฐ้…ๅˆ—ใ‚’ใ‚ณใƒ”ใƒผใ—ใฆ่ฟ”ใ™ใ€‚ /// </summary> public static T[][] Copy<T>(this T[][] source) where T : struct { int len = source.Length; T[][] dest = new T[len][]; for (int i = 0; i < len; i++) { T[] inner = source[i]; int innerLength = inner.Length; T[] newer = new T[innerLength]; Array.Copy(inner, newer, innerLength); dest[i] = newer; } return dest; } } public class IntLargeComparer : IComparer<int> { public static IntLargeComparer Instance = new IntLargeComparer(); public int Compare(int x, int y) { return y - x; } } public class LongLargeComparer : IComparer<long> { public static LongLargeComparer Instance = new LongLargeComparer(); public int Compare(long x, long y) { if (x > y) return -1; if (x < y) return 1; return 0; } } public class ConsoleInput { private readonly char _separator = ' '; private readonly TextReader _stream; private readonly Queue<string> inputStream; public ConsoleInput(TextReader stream, char separator = ' ') { _separator = separator; _stream = stream; inputStream = new Queue<string>(); } public string Read { get { if (inputStream.Count != 0) { return inputStream.Dequeue(); } var tmp = _stream.ReadLine().Split(_separator); for (var i = 0; i < tmp.Length; ++i) { inputStream.Enqueue(tmp[i]); } return inputStream.Dequeue(); } } public string ReadLine => _stream.ReadLine(); public int ReadInt => int.Parse(Read); public long ReadLong => long.Parse(Read); public double ReadDouble => double.Parse(Read); public string[] ReadStrArray(long N) { var ret = new string[N]; for (long i = 0; i < N; ++i) { ret[i] = Read; } return ret; } public int[] ReadIntArray(long N) { var ret = new int[N]; for (long i = 0; i < N; ++i) { ret[i] = ReadInt; } return ret; } public int[] ReadIntArrayMinus1(long N) { var ret = new int[N]; for (long i = 0; i < N; ++i) { ret[i] = ReadInt - 1; } return ret; } public long[] ReadLongArray(long N) { var ret = new long[N]; for (long i = 0; i < N; ++i) { ret[i] = ReadLong; } return ret; } } public interface IConsole { void Flush(); void Write(object obj); void Write(string str); void WriteLine(object obj); void WriteLine(string str); void WriteLine(); } public class MyConsole : IConsole { public MyConsole() { var sw = new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false }; Console.SetOut(sw); } public void Flush() { Console.Out.Flush(); } public void Write(object obj) { Write(obj.ToString()); } public void Write(string str) { Console.Write(str); } public void WriteLine(object obj) { WriteLine(obj.ToString()); } public void WriteLine(string str) { Console.WriteLine(str); } public void WriteLine() { Console.WriteLine(); } } #if UTAKA_LOCAL public class DebugConsole : IConsole { private readonly StringBuilder mSb; public DebugConsole() { mSb = new StringBuilder(); } public void Flush() { // ไฝ•ใ‚‚ใ—ใชใ„ } public void Write(object obj) { Write(obj.ToString()); } public void Write(string str) { mSb.Append(str); } public void WriteLine(object obj) { WriteLine(obj.ToString()); } public void WriteLine(string str) { mSb.AppendLine(str); } public void WriteLine() { mSb.AppendLine(); } public string GetAllOutput() { return mSb.ToString(); } } #endif #if UTAKA_LOCAL public class TestCaseCheckerForAtCoder { private string GetDirectoryPath() { var problemPart = string.IsNullOrEmpty(Program.ProblemName) ? "" : $"/{Program.ProblemName}"; return $"{Environment.GetFolderPath(Environment.SpecialFolder.UserProfile)}/AlgorithmPrac/{Program.SiteName}/{Program.ContestName}{problemPart}"; } private string GetInputFilePath(int testCaseNumber) { return $"{GetDirectoryPath()}/sample-{testCaseNumber}.in"; } private string GetOutputFilePath(int testCaseNumber) { return $"{GetDirectoryPath()}/sample-{testCaseNumber}.out"; } public bool TestProblem(int testCaseNumber) { var inputFilePath = GetInputFilePath(testCaseNumber); var outputFilePath = GetOutputFilePath(testCaseNumber); TextReader inputStream = new StreamReader(inputFilePath); var cin = new ConsoleInput(inputStream); var debugConsoleWriter = new DebugConsole(); new Program(cin, debugConsoleWriter).Solve(); var output = debugConsoleWriter.GetAllOutput(); TextReader outputStream = new StreamReader(outputFilePath); var outputAnswer = outputStream.ReadToEnd(); Dbg.WriteLine(output); Dbg.WriteLine(outputAnswer); var isCorrect = output == outputAnswer; return isCorrect; } public void TestProblems(int targetTestCaseNumber = -1) { if (targetTestCaseNumber >= 0) { Console.WriteLine( $"!!!!!!!!!!!! Check TestCase {targetTestCaseNumber} !!!!!!!!!!"); } bool isSuccessAll = true; int testCaseNumber = 0; while (true) { testCaseNumber++; bool foundTargetTest = targetTestCaseNumber == testCaseNumber; if (targetTestCaseNumber >= 0 && !foundTargetTest) { continue; } var inputFileName = GetInputFilePath(testCaseNumber); if (!File.Exists(inputFileName)) { break; } Console.WriteLine( $"TestCase {testCaseNumber} ====================================================="); var result = TestProblem(testCaseNumber); if (result) { Console.WriteLine("Success"); } else { isSuccessAll = false; Console.WriteLine("Failure *****"); } if (foundTargetTest) { break; } } if (isSuccessAll) { Console.WriteLine("!!!!!!!!! All Success !!!!!!!!!"); } } } #endif public static class Dbg { [Conditional("UTAKA_DEBUG")] public static void WriteLine(string str) { Console.WriteLine(str); } [Conditional("UTAKA_DEBUG")] public static void WriteLine() { Console.WriteLine(); } [Conditional("UTAKA_DEBUG")] public static void Write(string str) { Console.Write(str); } } }
[["-", 0, 213, 3, 4, 0, 28, 0, 16, 31, 22], ["-", 0, 213, 3, 4, 0, 28, 0, 16, 17, 72], ["+", 0, 213, 3, 4, 0, 28, 0, 16, 17, 72], ["+", 0, 213, 3, 4, 0, 28, 0, 16, 12, 22]]
8
3,878
4
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApp1 { class Program { static void Main(string[] args) { long[] iArray = Console.ReadLine().Split(' ').Select(i => long.Parse(i)).ToArray(); long A = iArray[0]; long B = iArray[1]; long K = iArray[2]; if (A == 0 && B == 0) { Console.WriteLine(A + " " + B); } else if (A > K) { Console.WriteLine((A - K) + " " + B); } else if (A - K < 0) { if (B - (K - A) < 0) { Console.WriteLine("0" + " " + "0"); } else { Console.WriteLine("0" + " " + (B - (K - A))); } } } } } // ๆ–‡ๅญ—ๅˆ—ใฎๅ…ฅๅŠ› // string s = Console.ReadLine(); // ๆ•ดๆ•ฐใฎๅ…ฅๅŠ› // long n = long.Parse(Console.ReadLine()); // ๆ–‡ๅญ—ๅˆ—้…ๅˆ—ใฎๅ…ฅๅŠ› // string[] inputStrArray = Console.ReadLine().Split(' '); // ๆ•ดๆ•ฐ้…ๅˆ—ใฎๅ…ฅๅŠ› // long[] inputLongArray = Console.ReadLine().Split(' ').Select(i => // long.Parse(i)).ToArray();
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApp1 { class Program { static void Main(string[] args) { long[] iArray = Console.ReadLine().Split(' ').Select(i => long.Parse(i)).ToArray(); long A = iArray[0]; long B = iArray[1]; long K = iArray[2]; if (A == 0 && B == 0) { Console.WriteLine(A + " " + B); } else if (A > K) { Console.WriteLine((A - K) + " " + B); } else if (A - K <= 0) { if (B - (K - A) <= 0) { Console.WriteLine("0" + " " + "0"); } else { Console.WriteLine("0" + " " + (B - (K - A))); } } } } } // ๆ–‡ๅญ—ๅˆ—ใฎๅ…ฅๅŠ› // string s = Console.ReadLine(); // ๆ•ดๆ•ฐใฎๅ…ฅๅŠ› // long n = long.Parse(Console.ReadLine()); // ๆ–‡ๅญ—ๅˆ—้…ๅˆ—ใฎๅ…ฅๅŠ› // string[] inputStrArray = Console.ReadLine().Split(' '); // ๆ•ดๆ•ฐ้…ๅˆ—ใฎๅ…ฅๅŠ› // long[] inputLongArray = Console.ReadLine().Split(' ').Select(i => // long.Parse(i)).ToArray();
[["-", 0, 57, 75, 57, 75, 57, 15, 16, 17, 18], ["+", 0, 57, 75, 57, 75, 57, 15, 16, 17, 19], ["-", 75, 57, 64, 196, 0, 57, 15, 16, 17, 18], ["+", 75, 57, 64, 196, 0, 57, 15, 16, 17, 19]]
8
232
4
using System; using System.Collections.Generic; using System.Linq; namespace GreedyTakahashi { class Program { static void Main(string[] args) { var abk = Console.ReadLine().Split(); int A = int.Parse(abk[0]); int B = int.Parse(abk[1]); int K = int.Parse(abk[2]); if (K > A) { K -= A; A = 0; } else { A -= K; K = 0; } if (K > B) { K -= B; B = 0; } else { B -= K; K = 0; } Console.WriteLine(A.ToString() + " " + B.ToString()); } } }
using System; using System.Collections.Generic; using System.Linq; namespace GreedyTakahashi { class Program { static void Main(string[] args) { var abk = Console.ReadLine().Split(); long A = long.Parse(abk[0]); long B = long.Parse(abk[1]); long K = long.Parse(abk[2]); if (K > A) { K -= A; A = 0; } else { A -= K; K = 0; } if (K > B) { K -= B; B = 0; } else { B -= K; K = 0; } Console.WriteLine(A.ToString() + " " + B.ToString()); } } }
[["-", 0, 195, 8, 196, 0, 197, 0, 198, 39, 199], ["+", 0, 195, 8, 196, 0, 197, 0, 198, 39, 199], ["-", 0, 200, 0, 212, 0, 213, 63, 214, 205, 199], ["+", 0, 200, 0, 212, 0, 213, 63, 214, 205, 199]]
8
161
12
using System; namespace ABC149B { class Program { static void Main(string[] args) { int a, b, k; string[] ss = Console.ReadLine().Split(' '); a = int.Parse(ss[0]); b = int.Parse(ss[1]); k = int.Parse(ss[2]); if (a + b <= k) Console.WriteLine("0" + " " + "0"); else if (a + b >= k && a <= k) Console.WriteLine("0" + " " + (b - (k - a))); else if (a + b >= k && a > k) Console.WriteLine((a - k) + " " + b); Console.ReadKey(); } } }
using System; namespace ABC149B { class Program { static void Main(string[] args) { double a, b, k; string[] ss = Console.ReadLine().Split(' '); a = double.Parse(ss[0]); b = double.Parse(ss[1]); k = double.Parse(ss[2]); if (a + b <= k) Console.WriteLine("0" + " " + "0"); else if (a + b >= k && a <= k) Console.WriteLine("0" + " " + (b - (k - a))); else if (a + b >= k && a > k) Console.WriteLine((a - k) + " " + b); Console.ReadKey(); } } }
[["-", 0, 195, 8, 196, 0, 197, 0, 198, 39, 199], ["+", 0, 195, 8, 196, 0, 197, 0, 198, 39, 199], ["-", 0, 1, 0, 11, 12, 213, 63, 214, 205, 199], ["+", 0, 1, 0, 11, 12, 213, 63, 214, 205, 199]]
8
180
8
using System; using System.Linq; using System.Collections.Generic; using System.IO; class Program { public static long Read() { return long.Parse(Console.ReadLine()); } public static long[] Reads() { return Console.ReadLine().Split().Select(long.Parse).ToArray(); } public static void Main() { var sw = new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false }; Console.SetOut(sw); var input = Reads(); var a = input[0]; var b = input[1]; var k = input[2]; if (k <= a) Console.WriteLine("{0} {1}", a - k, b); else if (k <= a + b) Console.WriteLine("0 {0}", a + b - k); else Console.WriteLine(0); Console.Out.Flush(); } }
using System; using System.Linq; using System.Collections.Generic; using System.IO; class Program { public static long Read() { return long.Parse(Console.ReadLine()); } public static long[] Reads() { return Console.ReadLine().Split().Select(long.Parse).ToArray(); } public static void Main() { var sw = new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false }; Console.SetOut(sw); var input = Reads(); var a = input[0]; var b = input[1]; var k = input[2]; if (k <= a) Console.WriteLine("{0} {1}", a - k, b); else if (k <= a + b) Console.WriteLine("0 {0}", a + b - k); else Console.WriteLine("0 0"); Console.Out.Flush(); } }
[["-", 75, 1, 0, 213, 3, 4, 0, 28, 0, 203], ["+", 0, 213, 3, 4, 0, 28, 0, 5, 0, 62], ["+", 0, 213, 3, 4, 0, 28, 0, 5, 0, 222]]
8
201
4
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApp1 { class Program { static void Main(string[] args) { var soliver = new Solver(); soliver.Exe(); } } public class Solver { public void Exe() { var p = Console.ReadLine().Split().Select(x => long.Parse(x)).ToArray(); if (p[0] > p[2]) { Console.WriteLine($"{p[0 - p[2]]} {p[1]}"); } else if (p[1] > p[2] - p[0]) { Console.WriteLine($"0 {p[1] - (p[2] - p[0])}"); } else { Console.WriteLine($"0 0"); } } } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApp1 { class Program { static void Main(string[] args) { var soliver = new Solver(); soliver.Exe(); // Console.ReadLine(); } } public class Solver { public void Exe() { var p = Console.ReadLine().Split().Select(x => long.Parse(x)).ToArray(); if (p[0] > p[2]) { Console.WriteLine($"{p[0] - p[2]} {p[1]}"); } else if (p[1] > p[2] - p[0]) { Console.WriteLine($"0 {p[1] - (p[2] - p[0])}"); } else { Console.WriteLine($"0 0"); } } } }
[["+", 0, 284, 0, 16, 31, 204, 206, 207, 0, 73], ["-", 0, 28, 0, 16, 12, 204, 206, 207, 0, 73]]
8
200
2
using System; using System.Collections.Generic; using System.Linq; namespace AtCoder { class Program { static void Main() { var tmp = ReadLine(); long a = tmp[0]; long b = tmp[1]; long k = tmp[2]; if (a <= k) { k -= a; a = 0; } else { a -= k; } if (b <= k) { k -= b; b = 0; } else { b -= k; } Console.WriteLine(a + " " + b); } static List<long> ReadLine() { var line = Console.ReadLine(); var array = line.Split(' '); return array.Select(x => long.Parse(x)).ToList(); } } }
using System; using System.Collections.Generic; using System.Linq; namespace AtCoder { class Program { static void Main() { var tmp = ReadLine(); long a = tmp[0]; long b = tmp[1]; long k = tmp[2]; if (a <= k) { k -= a; a = 0; } else { a -= k; k = 0; } if (b <= k) { k -= b; b = 0; } else { b -= k; } Console.WriteLine(a + " " + b); } static List<long> ReadLine() { var line = Console.ReadLine(); var array = line.Split(' '); return array.Select(x => long.Parse(x)).ToList(); } } }
[["+", 0, 57, 75, 196, 0, 1, 0, 11, 31, 22], ["+", 75, 196, 0, 1, 0, 11, 0, 202, 0, 32], ["+", 0, 57, 75, 196, 0, 1, 0, 11, 12, 203], ["+", 8, 196, 0, 57, 75, 196, 0, 1, 0, 35]]
8
170
4
using System; namespace example { class plactis { static void Main() { string line = System.Console.ReadLine(); string[] l = line.Split(' '); long[] data = new long[l.Length]; for (int i = 0; i < l.Length; i++) { data[i] = long.Parse(l[i]); } if ((data[0] + data[1]) - data[2] <= 0) { Console.WriteLine("0 0"); } else if (data[0] - data[2] <= 0) { Console.WriteLine("0 " + (data[0] - data[2]) + data[1]); } else if (data[0] - data[2] > 0) { Console.WriteLine((data[0] - data[2]) + " " + data[1]); } } } }
using System; namespace example { class plactis { static void Main() { string line = System.Console.ReadLine(); string[] l = line.Split(' '); long[] data = new long[l.Length]; for (int i = 0; i < l.Length; i++) { data[i] = long.Parse(l[i]); } if ((data[0] + data[1]) - data[2] <= 0) { Console.WriteLine("0 0"); } else if (data[0] - data[2] <= 0) { Console.WriteLine("0 " + ((data[0] - data[2]) + data[1])); } else if (data[0] - data[2] > 0) { Console.WriteLine((data[0] - data[2]) + " " + data[1]); } } } }
[["+", 0, 16, 12, 23, 0, 16, 31, 23, 0, 24], ["+", 3, 4, 0, 28, 0, 16, 12, 23, 0, 25]]
8
207
2
using System; namespace AtCoder { class Program { static void Main(string[] args) { string[] str = Console.ReadLine().Split(' '); long A = long.Parse(str[0]); long B = long.Parse(str[1]); long K = long.Parse(str[2]); if (A >= K) A = A - K; else { K = K - A; B = B - K; if (B < 0) B = 0; } Console.WriteLine($"{A} {B}"); } } } /* long a, b, c; a = long.Parse(Console.ReadLine()); //ๆจ™ๆบ–ๅ…ฅๅŠ› string[] str = Console.ReadLine().Split(' ');//2ใคไปฅไธŠใฎใ‚นใƒšใƒผใ‚นๅŒบๅˆ‡ใ‚Šๅ…ฅๅŠ›ใฎๅ–ๅพ— b = long.Parse(str[0]); //ๆ•ฐๅ€คใงๅ—ใ‘ๅ–ใ‚ŠใŸใ„ๅ ดๅˆใฏๅค‰ๆ›ใ™ใ‚‹ c = long.Parse(str[1]); string S = Console.ReadLine(); char[] C = new char[N]; C = S.ToCharArray(); Console.Write("ๆ”น่กŒใชใ— a = {0} b = {1} c = {2}", a, b, c)//ๆ”น่กŒใชใ—ๅ‡บๅŠ› Console.WriteLine("ๆ”น่กŒใ‚ใ‚Š a = {0} b = {1} c = {2}", a, b, c);//ๆ”น่กŒไป˜ใๅ‡บๅŠ› Member = ReadLine().Split(' ').Select(long.Parse).ToArray(); string[] str = Console.ReadLine().Split(' '); long[] a = new long[N]; for(long i = 0; i < N; i++) a[i] = long.Parse(str[i]); */ /* static long func(long n) { long d = 0; for (long i = 0; i < 10; i++) { if (n / longPow(10, i) == 0) { d = i; break; } } long ret = A * n + B * d; return ret; } static long longPow(long a, long n) { long b = 1; for (long i = 0; i < n; i++) b = b * a; return b; } */
using System; namespace AtCoder { class Program { static void Main(string[] args) { string[] str = Console.ReadLine().Split(' '); long A = long.Parse(str[0]); long B = long.Parse(str[1]); long K = long.Parse(str[2]); if (A >= K) A = A - K; else { K = K - A; B = B - K; if (B < 0) B = 0; A = 0; } Console.WriteLine($"{A} {B}"); } } } /* long a, b, c; a = long.Parse(Console.ReadLine()); //ๆจ™ๆบ–ๅ…ฅๅŠ› string[] str = Console.ReadLine().Split(' ');//2ใคไปฅไธŠใฎใ‚นใƒšใƒผใ‚นๅŒบๅˆ‡ใ‚Šๅ…ฅๅŠ›ใฎๅ–ๅพ— b = long.Parse(str[0]); //ๆ•ฐๅ€คใงๅ—ใ‘ๅ–ใ‚ŠใŸใ„ๅ ดๅˆใฏๅค‰ๆ›ใ™ใ‚‹ c = long.Parse(str[1]); string S = Console.ReadLine(); char[] C = new char[N]; C = S.ToCharArray(); Console.Write("ๆ”น่กŒใชใ— a = {0} b = {1} c = {2}", a, b, c)//ๆ”น่กŒใชใ—ๅ‡บๅŠ› Console.WriteLine("ๆ”น่กŒใ‚ใ‚Š a = {0} b = {1} c = {2}", a, b, c);//ๆ”น่กŒไป˜ใๅ‡บๅŠ› Member = ReadLine().Split(' ').Select(long.Parse).ToArray(); string[] str = Console.ReadLine().Split(' '); long[] a = new long[N]; for(long i = 0; i < N; i++) a[i] = long.Parse(str[i]); */ /* static long func(long n) { long d = 0; for (long i = 0; i < 10; i++) { if (n / longPow(10, i) == 0) { d = i; break; } } long ret = A * n + B * d; return ret; } static long longPow(long a, long n) { long b = 1; for (long i = 0; i < n; i++) b = b * a; return b; } */
[["+", 0, 57, 75, 196, 0, 1, 0, 11, 31, 22], ["+", 75, 196, 0, 1, 0, 11, 0, 202, 0, 32], ["+", 0, 57, 75, 196, 0, 1, 0, 11, 12, 203], ["+", 8, 196, 0, 57, 75, 196, 0, 1, 0, 35]]
8
133
4
using System; namespace B { class Program { static void Main(string[] args) { var s = Array.ConvertAll(Console.ReadLine().Split(' '), long.Parse); var A = s[0]; var B = s[1]; var K = s[2]; if (K < A) { Console.WriteLine("{0} {1}", K - A, B); } else if (A <= K && K < A + B) { Console.WriteLine("{0} {1}", 0, B - (K - A)); } else if (A + B <= K) { Console.WriteLine("0 0"); } } } }
using System; namespace B { class Program { static void Main(string[] args) { var s = Array.ConvertAll(Console.ReadLine().Split(' '), long.Parse); var A = s[0]; var B = s[1]; var K = s[2]; if (K < A) { Console.WriteLine("{0} {1}", A - K, B); } else if (A <= K && K < A + B) { Console.WriteLine("{0} {1}", 0, B - (K - A)); } else if (A + B <= K) { Console.WriteLine("0 0"); } } } }
[["-", 0, 213, 3, 4, 0, 28, 0, 16, 31, 22], ["-", 0, 213, 3, 4, 0, 28, 0, 16, 17, 33], ["+", 0, 213, 3, 4, 0, 28, 0, 16, 17, 33], ["+", 0, 213, 3, 4, 0, 28, 0, 16, 12, 22]]
8
148
4
using System; using System.Collections.Generic; using System.Linq; using System.Text; public class MainClass { public const long Giri = 1000000007; public static void Main(string[] args) { var p = Input(); var a = p[0].ToLong(); var b = p[1].ToLong(); var k = p[2].ToLong(); if (a - k >= 0) { Console.WriteLine("{0} {1}", a - k, b - k); return; } var c = b - (k - a); if (c >= 0) { Console.WriteLine("{0} {1}", 0, c); return; } Console.WriteLine("0 0"); } static long GCD(long a, long b) { var v = new[] { a, b }; while (v[1] != 0) { v = new[] { v[1], v[0] % v[1] }; } return v[0]; } public static string[] Input() { return Console.ReadLine().Split(' '); } public static int Clamp(int val, int max, int min = 0) { return Math.Min(max, Math.Max(min, val)); } } public static class Smarter { public static int ToInt(this string str) { return int.Parse(str); } public static long ToLong(this string str) { return long.Parse(str); } public static int[] ToInt(this string[] str) { var r = new int[str.Length]; for (int i = 0; i < str.Length; i++) r[i] = str[i].ToInt(); return r; } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; public class MainClass { public const long Giri = 1000000007; public static void Main(string[] args) { var p = Input(); var a = p[0].ToLong(); var b = p[1].ToLong(); var k = p[2].ToLong(); if (a - k >= 0) { Console.WriteLine("{0} {1}", a - k, b); return; } long c = b - (k - a); if (c >= 0) { Console.WriteLine("{0} {1}", 0, c); return; } Console.WriteLine("0 0"); } static long GCD(long a, long b) { var v = new[] { a, b }; while (v[1] != 0) { v = new[] { v[1], v[0] % v[1] }; } return v[0]; } public static string[] Input() { return Console.ReadLine().Split(' '); } public static int Clamp(int val, int max, int min = 0) { return Math.Min(max, Math.Max(min, val)); } } public static class Smarter { public static int ToInt(this string str) { return int.Parse(str); } public static long ToLong(this string str) { return long.Parse(str); } public static int[] ToInt(this string[] str) { var r = new int[str.Length]; for (int i = 0; i < str.Length; i++) r[i] = str[i].ToInt(); return r; } }
[["-", 0, 213, 3, 4, 0, 28, 0, 16, 17, 33], ["-", 0, 213, 3, 4, 0, 28, 0, 16, 12, 22], ["-", 8, 196, 0, 197, 0, 198, 39, 216, 0, 217], ["+", 0, 195, 8, 196, 0, 197, 0, 198, 39, 199]]
8
384
4
using System; using System.Linq; using System.Collections.Generic; using E = System.Linq.Enumerable; public class Program { public static void Main() { var abk = Console.ReadLine().Split().Select(x => long.Parse(x)).ToArray(); var a = abk[0]; var b = abk[1]; var k = abk[2]; Console.WriteLine($"{Math.Max(0, a - k)} {b - (k - Math.Min(k, a))}"); } }
using System; using System.Linq; using System.Collections.Generic; using E = System.Linq.Enumerable; public class Program { public static void Main() { var abk = Console.ReadLine().Split().Select(x => long.Parse(x)).ToArray(); var a = abk[0]; var b = abk[1]; var k = abk[2]; Console.WriteLine( $"{Math.Max(0, a - k)} {Math.Max(0, b - (k - Math.Min(k, a)))}"); } }
[["+", 0, 283, 0, 284, 0, 213, 63, 214, 205, 22], ["+", 0, 283, 0, 284, 0, 213, 63, 214, 0, 131], ["+", 0, 283, 0, 284, 0, 213, 63, 214, 141, 22], ["+", 0, 283, 0, 284, 0, 213, 3, 4, 0, 24], ["+", 0, 284, 0, 213, 3, 4, 0, 28, 0, 203], ["+", 0, 283, 0, 284, 0, 213, 3, 4, 0, 21], ["+", 12, 23, 0, 16, 12, 213, 3, 4, 0, 25]]
8
127
7
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApp1 { class Program { static void Main(string[] args) { var N = Array.ConvertAll(Console.ReadLine().Split(' '), long.Parse); var A = N[0]; var B = N[1]; var K = N[2]; var min = Math.Min(A, K); if (min == A) { var BL = A + B - K; if (BL < 1) { Console.WriteLine("0 0"); } else { Console.WriteLine($"0 {A + B - K}"); } } else { Console.WriteLine($"{A-K} 0"); } } } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApp1 { class Program { static void Main(string[] args) { var N = Array.ConvertAll(Console.ReadLine().Split(' '), long.Parse); var A = N[0]; var B = N[1]; var K = N[2]; var min = Math.Min(A, K); if (min == A) { var BL = A + B - K; if (BL < 1) { Console.WriteLine("0 0"); } else { Console.WriteLine($"0 {A + B - K}"); } } else { Console.WriteLine($"{A - K} {B}"); } } } }
[["-", 0, 213, 3, 4, 0, 28, 0, 283, 0, 296], ["+", 0, 213, 3, 4, 0, 28, 0, 283, 0, 296], ["+", 3, 4, 0, 28, 0, 283, 0, 284, 0, 45], ["+", 3, 4, 0, 28, 0, 283, 0, 284, 0, 22], ["+", 3, 4, 0, 28, 0, 283, 0, 284, 0, 46]]
8
177
5
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApp3 { class Program { static void Main(string[] args) { long[] nums = Console.ReadLine().Split(' ').Select(s => long.Parse(s)).ToArray(); long A = nums[0]; long B = nums[1]; long K = nums[2]; if (A + B <= K) { Console.WriteLine("0 0"); return; } if (A >= K) { Console.WriteLine($"{A - K} 0"); return; } Console.WriteLine($"0 {B + A - K}"); } } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApp3 { class Program { static void Main(string[] args) { long[] nums = Console.ReadLine().Split(' ').Select(s => long.Parse(s)).ToArray(); long A = nums[0]; long B = nums[1]; long K = nums[2]; if (A + B <= K) { Console.WriteLine("0 0"); return; } if (A >= K) { Console.WriteLine($"{A - K} {B}"); return; } Console.WriteLine($"0 {B + A - K}"); } } }
[["-", 0, 213, 3, 4, 0, 28, 0, 283, 0, 296], ["+", 0, 213, 3, 4, 0, 28, 0, 283, 0, 296], ["+", 3, 4, 0, 28, 0, 283, 0, 284, 0, 45], ["+", 3, 4, 0, 28, 0, 283, 0, 284, 0, 22], ["+", 3, 4, 0, 28, 0, 283, 0, 284, 0, 46]]
8
165
5
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace AtCoder_solve { class Program { static void Main(string[] args) { string[] data = Console.ReadLine().Split(' '); ulong a = ulong.Parse(data[0]); ulong b = ulong.Parse(data[1]); ulong k = ulong.Parse(data[2]); /*for (ulong i = 0; i < k; i++) { if(a>0) { a--; }else if (b > 0) { b--; } else { } }*/ if (k < a) { Console.WriteLine((a - k) + " " + b); } else if (a <= k) { if (a + b - k > 0) { Console.WriteLine(0 + " " + (b + a - k)); } else if (a + b - k <= 0) { Console.WriteLine(0 + " " + 0); } } } } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace AtCoder_solve { class Program { static void Main(string[] args) { string[] data = Console.ReadLine().Split(' '); long a = long.Parse(data[0]); long b = long.Parse(data[1]); long k = long.Parse(data[2]); /*for (ulong i = 0; i < k; i++) { if(a>0) { a--; }else if (b > 0) { b--; } else { } }*/ if (k < a) { Console.WriteLine((a - k) + " " + b); } else if (a <= k) { if (a + b - k > 0) { Console.WriteLine(0 + " " + (b + a - k)); } else if (a + b - k <= 0) { Console.WriteLine(0 + " " + 0); } } } } }
[["-", 0, 195, 8, 196, 0, 197, 0, 198, 39, 199], ["+", 0, 195, 8, 196, 0, 197, 0, 198, 39, 199], ["-", 0, 200, 0, 212, 0, 213, 63, 214, 205, 199], ["+", 0, 200, 0, 212, 0, 213, 63, 214, 205, 199]]
8
195
12
using System; using System.Linq; namespace AtCoderBeginnerContest149 { class Program { static void Main(string[] args) { var inputs = Console.ReadLine() .Split(' ') .ToList() .Select(x => long.Parse(x)) .ToList(); var a = inputs[0]; var b = inputs[1]; var k = inputs[2]; if (a >= k) { a -= k; Console.WriteLine(a + ' ' + b); return; } else { k -= a; if (b >= k) { b -= k; Console.WriteLine("0 " + b); return; } else { Console.WriteLine("0 0"); return; } } } } }
using System; using System.Linq; namespace AtCoderBeginnerContest149 { class Program { static void Main(string[] args) { var inputs = Console.ReadLine() .Split(' ') .ToList() .Select(x => long.Parse(x)) .ToList(); var a = inputs[0]; var b = inputs[1]; var k = inputs[2]; if (a >= k) { a -= k; Console.WriteLine(a + " " + b); return; } else { k -= a; if (b >= k) { b -= k; Console.WriteLine("0 " + b); return; } else { Console.WriteLine("0 0"); return; } } } } }
[["-", 0, 28, 0, 16, 31, 16, 12, 252, 0, 104], ["+", 0, 28, 0, 16, 31, 16, 12, 5, 0, 62]]
8
160
4
using System; using System.IO; using System.Collections.Generic; using System.Text.RegularExpressions; using System.Linq; namespace atcoder_past_problem { class Program { static void Main(string[] args) { new Program().Solve(new Input(Console.In)); } public void Solve(Input input) { var a = input.ReadLong; var b = input.ReadLong; var k = input.ReadLong; a = a - k; if (a < 0) { k = -1 * a; a = 0; } else Console.WriteLine($"{a} {b}"); b = b - k; if (b < 0) { b = 0; } Console.WriteLine($"{a} {b}"); } } public class Input { private TextReader Stream { get; } private char Separator { get; } private Queue<string> InputStream { get; } public Input(TextReader stream, char separator = ' ') { Stream = stream; Separator = separator; InputStream = new Queue<string>(); } public string Read { get { if (InputStream.Count != 0) return InputStream.Dequeue(); string[] tmp = Stream.ReadLine().Split(Separator); for (int i = 0; i < tmp.Length; ++i) InputStream.Enqueue(tmp[i]); return InputStream.Dequeue(); } } public string ReadLine => Stream.ReadLine(); public int ReadInt => int.Parse(Read); public long ReadLong => long.Parse(Read); public double ReadDouble => double.Parse(Read); public int[] ReadIntArray => Stream.ReadLine().Split(Separator).Select(i => int.Parse(i)).ToArray(); public long[] ReadLongArray => Stream.ReadLine().Split(Separator).Select(l => long.Parse(l)).ToArray(); } }
using System; using System.IO; using System.Collections.Generic; using System.Text.RegularExpressions; using System.Linq; namespace atcoder_past_problem { class Program { static void Main(string[] args) { new Program().Solve(new Input(Console.In)); } public void Solve(Input input) { var a = input.ReadLong; var b = input.ReadLong; var k = input.ReadLong; a = a - k; if (a < 0) { k = -1 * a; a = 0; } else { Console.WriteLine($"{a} {b}"); return; } b = b - k; if (b < 0) { b = 0; } Console.WriteLine($"{a} {b}"); } } public class Input { private TextReader Stream { get; } private char Separator { get; } private Queue<string> InputStream { get; } public Input(TextReader stream, char separator = ' ') { Stream = stream; Separator = separator; InputStream = new Queue<string>(); } public string Read { get { if (InputStream.Count != 0) return InputStream.Dequeue(); string[] tmp = Stream.ReadLine().Split(Separator); for (int i = 0; i < tmp.Length; ++i) InputStream.Enqueue(tmp[i]); return InputStream.Dequeue(); } } public string ReadLine => Stream.ReadLine(); public int ReadInt => int.Parse(Read); public long ReadLong => long.Parse(Read); public double ReadDouble => double.Parse(Read); public int[] ReadIntArray => Stream.ReadLine().Split(Separator).Select(i => int.Parse(i)).ToArray(); public long[] ReadLongArray => Stream.ReadLine().Split(Separator).Select(l => long.Parse(l)).ToArray(); } }
[["+", 0, 195, 8, 196, 0, 57, 75, 196, 0, 45], ["+", 8, 196, 0, 57, 75, 196, 0, 1, 0, 35], ["+", 8, 196, 0, 57, 75, 196, 0, 37, 0, 38], ["+", 0, 195, 8, 196, 0, 57, 75, 196, 0, 46]]
8
409
4
using System; using System.Linq; namespace Sample { class Sample { static void Main(string[] args) { int N = int.Parse(Console.ReadLine()); bool flg = false; int tmp = N; int i = 0; while (!IsPrime(tmp)) { tmp += i; i++; } Console.WriteLine(tmp); } public static bool IsPrime(int num) { if (num < 2) return false; else if (num == 2) return true; else if (num % 2 == 0) return false; // ๅถๆ•ฐใฏใ‚ใ‚‰ใ‹ใ˜ใ‚้™คใ double sqrtNum = Math.Sqrt(num); for (int i = 3; i <= sqrtNum; i += 2) { if (num % i == 0) { // ็ด ๆ•ฐใงใฏใชใ„ return false; } } // ็ด ๆ•ฐใงใ‚ใ‚‹ return true; } } }
using System; using System.Linq; namespace Sample { class Sample { static void Main(string[] args) { int N = int.Parse(Console.ReadLine()); bool flg = false; int tmp = N; int i = 0; while (!IsPrime(tmp)) { tmp++; } Console.WriteLine(tmp); } public static bool IsPrime(int num) { if (num < 2) return false; else if (num == 2) return true; else if (num % 2 == 0) return false; // ๅถๆ•ฐใฏใ‚ใ‚‰ใ‹ใ˜ใ‚้™คใ double sqrtNum = Math.Sqrt(num); for (int i = 3; i <= sqrtNum; i += 2) { if (num % i == 0) { // ็ด ๆ•ฐใงใฏใชใ„ return false; } } // ็ด ๆ•ฐใงใ‚ใ‚‹ return true; } } }
[["-", 8, 196, 0, 1, 0, 11, 0, 202, 0, 107], ["-", 0, 52, 8, 196, 0, 1, 0, 11, 12, 22], ["-", 8, 196, 0, 52, 8, 196, 0, 1, 0, 35], ["-", 0, 52, 8, 196, 0, 1, 0, 223, 0, 22]]
8
167
4
using System; using System.Collections.Generic; using System.Linq; using static System.Console; using static System.Math; class MainClass : Scanner { static void Main() { int X = RInt(); int num = X; while (true) { bool frag = true; for (int i = 2; i < Sqrt(X) + 2; i++) { if (num % i == 0) frag = false; } if (frag) { WriteLine(num); return; } num++; } } } class Scanner { public static int RInt() => int.Parse(Console.ReadLine()); public static long RLong() => long.Parse(Console.ReadLine()); public static string RString() => Console.ReadLine(); public static double RDouble() => double.Parse(Console.ReadLine()); public static int[] RInts() => Array.ConvertAll(Console.ReadLine().Split(), int.Parse); public static int[] RInts(Func<string, int> func) => Console.ReadLine().Split().Select(func).ToArray(); public static long[] RLongs() => Array.ConvertAll(Console.ReadLine().Split(), long.Parse); public static long[] RLongs(Func<string, long> func) => Console.ReadLine().Split().Select(func).ToArray(); public static double[] RDoubles() => Array.ConvertAll(Console.ReadLine().Split(), double.Parse); public static double[] RDoubles(Func<string, double> func) => Console.ReadLine().Split().Select(func).ToArray(); public static string[] RStrings() => Console.ReadLine().Split(); // public static string[] RStrings(Func<string, string> func) => // Console.ReadLine().Split().Select(func).ToArray(); public static T1 ReadStream<T1>() { var r = RStrings(); var r1 = (T1)Convert.ChangeType(r[0], typeof(T1)); return r1; } public static (T1, T2) ReadStream<T1, T2>() { var r = RStrings(); var r1 = (T1)Convert.ChangeType(r[0], typeof(T1)); var r2 = (T2)Convert.ChangeType(r[1], typeof(T2)); return (r1, r2); } public static (T1, T2, T3) ReadStream<T1, T2, T3>() { var r = RStrings(); var r1 = (T1)Convert.ChangeType(r[0], typeof(T1)); var r2 = (T2)Convert.ChangeType(r[1], typeof(T2)); var r3 = (T3)Convert.ChangeType(r[2], typeof(T3)); return (r1, r2, r3); } public static (T1, T2, T3, T4) ReadStream<T1, T2, T3, T4>() { var r = RStrings(); var r1 = (T1)Convert.ChangeType(r[0], typeof(T1)); var r2 = (T2)Convert.ChangeType(r[1], typeof(T2)); var r3 = (T3)Convert.ChangeType(r[2], typeof(T3)); var r4 = (T4)Convert.ChangeType(r[3], typeof(T4)); return (r1, r2, r3, r4); } }
using System; using System.Collections.Generic; using System.Linq; using static System.Console; using static System.Math; class MainClass : Scanner { static void Main() { int X = RInt(); int num = X; while (true) { bool frag = true; for (int i = 2; i <= Sqrt(X); i++) { if (num % i == 0) frag = false; } if (frag) { WriteLine(num); return; } num++; } } } class Scanner { public static int RInt() => int.Parse(Console.ReadLine()); public static long RLong() => long.Parse(Console.ReadLine()); public static string RString() => Console.ReadLine(); public static double RDouble() => double.Parse(Console.ReadLine()); public static int[] RInts() => Array.ConvertAll(Console.ReadLine().Split(), int.Parse); public static int[] RInts(Func<string, int> func) => Console.ReadLine().Split().Select(func).ToArray(); public static long[] RLongs() => Array.ConvertAll(Console.ReadLine().Split(), long.Parse); public static long[] RLongs(Func<string, long> func) => Console.ReadLine().Split().Select(func).ToArray(); public static double[] RDoubles() => Array.ConvertAll(Console.ReadLine().Split(), double.Parse); public static double[] RDoubles(Func<string, double> func) => Console.ReadLine().Split().Select(func).ToArray(); public static string[] RStrings() => Console.ReadLine().Split(); // public static string[] RStrings(Func<string, string> func) => // Console.ReadLine().Split().Select(func).ToArray(); public static T1 ReadStream<T1>() { var r = RStrings(); var r1 = (T1)Convert.ChangeType(r[0], typeof(T1)); return r1; } public static (T1, T2) ReadStream<T1, T2>() { var r = RStrings(); var r1 = (T1)Convert.ChangeType(r[0], typeof(T1)); var r2 = (T2)Convert.ChangeType(r[1], typeof(T2)); return (r1, r2); } public static (T1, T2, T3) ReadStream<T1, T2, T3>() { var r = RStrings(); var r1 = (T1)Convert.ChangeType(r[0], typeof(T1)); var r2 = (T2)Convert.ChangeType(r[1], typeof(T2)); var r3 = (T3)Convert.ChangeType(r[2], typeof(T3)); return (r1, r2, r3); } public static (T1, T2, T3, T4) ReadStream<T1, T2, T3, T4>() { var r = RStrings(); var r1 = (T1)Convert.ChangeType(r[0], typeof(T1)); var r2 = (T2)Convert.ChangeType(r[1], typeof(T2)); var r3 = (T3)Convert.ChangeType(r[2], typeof(T3)); var r4 = (T4)Convert.ChangeType(r[3], typeof(T4)); return (r1, r2, r3, r4); } }
[["-", 0, 52, 8, 196, 0, 7, 15, 16, 17, 18], ["+", 0, 52, 8, 196, 0, 7, 15, 16, 17, 19], ["-", 8, 196, 0, 7, 15, 16, 12, 16, 17, 72], ["-", 8, 196, 0, 7, 15, 16, 12, 16, 12, 203]]
8
735
4
using System; using System.Collections.Generic; using static Assistant.Input; using static Assistant.Debug; using System.Linq; using Assistant; namespace ABC149C { class Program { static void Main(string[] args) { var S = RInt; var pList = PrimeNumbers(100010); for (int i = 0; i < pList.Length; i++) { if (pList[i] > S) { Console.WriteLine(pList[i]); return; } } } /// <summary> /// ่‡ช็„ถๆ•ฐnไปฅไธ‹ใฎ็ด ๆ•ฐprimeๅˆ—ๆŒ™ (NloglogN) /// </summary> /// <param name="n"></param> /// <returns></returns> public static int[] PrimeNumbers(int n) { int max = n; var searchList = Enumerable.Range(2, max).ToList(); var pList = new List<int>(); while (searchList.Count > 0) { int cand = searchList.First(); pList.Add(cand); searchList.RemoveAll(x => x % cand == 0); } return pList.ToArray(); } } } namespace Assistant { static class Input { static List<string> line = new List<string>(); static int index = 0; static String RNext() { if (line.Count <= index) line.AddRange(Console.ReadLine().Split()); return line[index++]; } public static int RInt => int.Parse(RNext()); public static long RLong => long.Parse(RNext()); public static int[] RInts => Console.ReadLine().Split().Select(int.Parse).ToArray(); public static long[] RLongs => Console.ReadLine().Split().Select(long.Parse).ToArray(); public static string RString => RNext(); //ไปฅไธ‹ๆœชใƒ†ใ‚นใƒˆ public static int[] RIntsC(int c) => Enumerable.Repeat(0, c).Select(x => int.Parse(RNext())).ToArray(); public static long[] RLongsC(int c) => Enumerable.Repeat(0, c).Select(x => long.Parse(RNext())).ToArray(); public static char[][] RMap(int h) => Enumerable.Repeat(0, h) .Select(x => Console.ReadLine().ToCharArray()) .ToArray(); } static class Debug { static public void Draw2D(int[,] map, int mode = 1) { #if DEBUG int W = map.GetLength(0); int H = map.GetLength(1); int[,] map2 = new int[W + 1, H + 1]; for (int i = 0; i < W + 1; i++) { for (int j = 0; j < H + 1; j++) { if (i == 0 && j == 0) map2[i, j] = 0; else if (i == 0) map2[i, j] = j - 1; else if (j == 0) map2[i, j] = i - 1; else map2[i, j] = map[i - 1, j - 1]; } } for (int i = 0; i < W + 1; i++) { for (int j = 0; j < H + 1; j++) { if (mode == 0) Console.Write(map2[i, j] % 10); if (mode == 1) Console.Write(map2[i, j] + " "); } Console.WriteLine(); } Console.WriteLine(); #endif } public static void Draw1D(int[] array, int mode = 0) { #if DEBUG Console.WriteLine(string.Join(" ", array)); #endif } } }
using System; using System.Collections.Generic; using static Assistant.Input; using static Assistant.Debug; using System.Linq; using Assistant; namespace ABC149C { class Program { static void Main(string[] args) { var S = RInt; var pList = PrimeNumbers(100010); for (int i = 0; i < pList.Length; i++) { if (pList[i] >= S) { Console.WriteLine(pList[i]); return; } } } /// <summary> /// ่‡ช็„ถๆ•ฐnไปฅไธ‹ใฎ็ด ๆ•ฐprimeๅˆ—ๆŒ™ (NloglogN) /// </summary> /// <param name="n"></param> /// <returns></returns> public static int[] PrimeNumbers(int n) { int max = n; var searchList = Enumerable.Range(2, max).ToList(); var pList = new List<int>(); while (searchList.Count > 0) { int cand = searchList.First(); pList.Add(cand); searchList.RemoveAll(x => x % cand == 0); } return pList.ToArray(); } } } namespace Assistant { static class Input { static List<string> line = new List<string>(); static int index = 0; static String RNext() { if (line.Count <= index) line.AddRange(Console.ReadLine().Split()); return line[index++]; } public static int RInt => int.Parse(RNext()); public static long RLong => long.Parse(RNext()); public static int[] RInts => Console.ReadLine().Split().Select(int.Parse).ToArray(); public static long[] RLongs => Console.ReadLine().Split().Select(long.Parse).ToArray(); public static string RString => RNext(); //ไปฅไธ‹ๆœชใƒ†ใ‚นใƒˆ public static int[] RIntsC(int c) => Enumerable.Repeat(0, c).Select(x => int.Parse(RNext())).ToArray(); public static long[] RLongsC(int c) => Enumerable.Repeat(0, c).Select(x => long.Parse(RNext())).ToArray(); public static char[][] RMap(int h) => Enumerable.Repeat(0, h) .Select(x => Console.ReadLine().ToCharArray()) .ToArray(); } static class Debug { static public void Draw2D(int[,] map, int mode = 1) { #if DEBUG int W = map.GetLength(0); int H = map.GetLength(1); int[,] map2 = new int[W + 1, H + 1]; for (int i = 0; i < W + 1; i++) { for (int j = 0; j < H + 1; j++) { if (i == 0 && j == 0) map2[i, j] = 0; else if (i == 0) map2[i, j] = j - 1; else if (j == 0) map2[i, j] = i - 1; else map2[i, j] = map[i - 1, j - 1]; } } for (int i = 0; i < W + 1; i++) { for (int j = 0; j < H + 1; j++) { if (mode == 0) Console.Write(map2[i, j] % 10); if (mode == 1) Console.Write(map2[i, j] + " "); } Console.WriteLine(); } Console.WriteLine(); #endif } public static void Draw1D(int[] array, int mode = 0) { #if DEBUG Console.WriteLine(string.Join(" ", array)); #endif } } }
[["-", 0, 7, 8, 196, 0, 57, 15, 16, 17, 47], ["+", 0, 7, 8, 196, 0, 57, 15, 16, 17, 20]]
8
780
2
using System; using System.Collections.Generic; using System.Windows; using System.Linq; using System.Text; using System.Threading.Tasks; namespace Atcoder { public class Program { static void Main(string[] args) { var n = Read().ToInt(); var ans = 0; for (int i = n + 1; i <= 999999; i++) { if (IsPrime(i)) { ans = i; break; } } WriteRead(ans); } public static bool IsPrime(int num) { if (num < 2) return false; else if (num == 2) return true; else if (num % 2 == 0) return false; // ๅถๆ•ฐใฏใ‚ใ‚‰ใ‹ใ˜ใ‚้™คใ double sqrtNum = Math.Sqrt(num); for (int i = 3; i <= sqrtNum; i += 2) { if (num % i == 0) { // ็ด ๆ•ฐใงใฏใชใ„ return false; } } // ็ด ๆ•ฐใงใ‚ใ‚‹ return true; } public static string Read() { return Console.ReadLine(); } public static string[] ReadSplit() { return Console.ReadLine().Split(' '); } public static void WriteRead(object str) { Console.WriteLine(str); Read(); } public static void Write(object str) { Console.WriteLine(str); } public static List<List<T>> Permutations<T>(List<T> src, int n) { // nใฏ1ไปฅไธŠใ‹ใคsrcใฎ้•ทใ•ใ‚ˆใ‚Šใ‚‚็Ÿญใ„ๅฟ…่ฆใŒใ‚ใ‚‹ใ€‚ int len = src.Count; if (!(0 < n && n <= len)) { throw new ArgumentOutOfRangeException(); } var permutations = new List<List<T>>(); var queue = new Queue<List<int>>( Enumerable.Range(0, len).Select(i => new List<int>() { i })); while (queue.Any()) { var indexes = queue.Dequeue(); if (indexes.Count == n) { permutations.Add(indexes.Select(index => src[index]).ToList()); continue; } for (int index = 0; index < len; index++) { if (indexes.Contains(index)) { continue; } var newIndexes = new List<int>(indexes); newIndexes.Add(index); queue.Enqueue(newIndexes); } } return permutations; } } } public static class Extentions { public static int ToInt(this object obj) { return int.Parse(obj.ToString()); } public static decimal ToDecimal(this object obj) { return decimal.Parse(obj.ToString()); } public static double ToDouble(this object obj) { return double.Parse(obj.ToString()); } public static T2 GetValueZero<T1, T2>(this Dictionary<T1, T2> d, T1 key) where T2 : struct { T2 value; if (d.TryGetValue(key, out value)) { return value; } return new T2(); } }
using System; using System.Collections.Generic; using System.Windows; using System.Linq; using System.Text; using System.Threading.Tasks; namespace Atcoder { public class Program { static void Main(string[] args) { var n = Read().ToInt(); var ans = 0; for (int i = n; i <= 999999; i++) { if (IsPrime(i)) { ans = i; break; } } WriteRead(ans); } public static bool IsPrime(int num) { if (num < 2) return false; else if (num == 2) return true; else if (num % 2 == 0) return false; // ๅถๆ•ฐใฏใ‚ใ‚‰ใ‹ใ˜ใ‚้™คใ double sqrtNum = Math.Sqrt(num); for (int i = 3; i <= sqrtNum; i += 2) { if (num % i == 0) { // ็ด ๆ•ฐใงใฏใชใ„ return false; } } // ็ด ๆ•ฐใงใ‚ใ‚‹ return true; } public static string Read() { return Console.ReadLine(); } public static string[] ReadSplit() { return Console.ReadLine().Split(' '); } public static void WriteRead(object str) { Console.WriteLine(str); Read(); } public static void Write(object str) { Console.WriteLine(str); } public static List<List<T>> Permutations<T>(List<T> src, int n) { // nใฏ1ไปฅไธŠใ‹ใคsrcใฎ้•ทใ•ใ‚ˆใ‚Šใ‚‚็Ÿญใ„ๅฟ…่ฆใŒใ‚ใ‚‹ใ€‚ int len = src.Count; if (!(0 < n && n <= len)) { throw new ArgumentOutOfRangeException(); } var permutations = new List<List<T>>(); var queue = new Queue<List<int>>( Enumerable.Range(0, len).Select(i => new List<int>() { i })); while (queue.Any()) { var indexes = queue.Dequeue(); if (indexes.Count == n) { permutations.Add(indexes.Select(index => src[index]).ToList()); continue; } for (int index = 0; index < len; index++) { if (indexes.Contains(index)) { continue; } var newIndexes = new List<int>(indexes); newIndexes.Add(index); queue.Enqueue(newIndexes); } } return permutations; } } } public static class Extentions { public static int ToInt(this object obj) { return int.Parse(obj.ToString()); } public static decimal ToDecimal(this object obj) { return decimal.Parse(obj.ToString()); } public static double ToDouble(this object obj) { return double.Parse(obj.ToString()); } public static T2 GetValueZero<T1, T2>(this Dictionary<T1, T2> d, T1 key) where T2 : struct { T2 value; if (d.TryGetValue(key, out value)) { return value; } return new T2(); } }
[["-", 10, 198, 0, 200, 0, 212, 0, 16, 17, 72], ["-", 10, 198, 0, 200, 0, 212, 0, 16, 12, 203]]
8
615
2
using System; using System.Diagnostics; using System.IO; using System.Text; using System.Linq; using System.Collections.Generic; class Program { static void Main(string[] args) { #if DEBUG MyDebugger.Test(process, "../TextFile1.txt"); // MyDebugger.Test(process, "../TextFile2.txt"); // MyDebugger.MakeTestCase("../TextFile2.txt"); #else object ret = process(new StreamReader(Console.OpenStandardInput())); Console.WriteLine(ret); #endif } static object process(TextReader input) { var n = int.Parse(input.ReadLine()); while (true) { if (IsPrimeNumber(n)) return n; n++; } } static bool IsPrimeNumber(long n) { if (n % 2 == 0) return false; var r = (long)Math.Sqrt((double)n); for (int i = 3; i <= r; i += 2) { if (n % i == 0) return false; } return true; } }
using System; using System.Diagnostics; using System.IO; using System.Text; using System.Linq; using System.Collections.Generic; class Program { static void Main(string[] args) { #if DEBUG MyDebugger.Test(process, "../TextFile1.txt"); // MyDebugger.Test(process, "../TextFile2.txt"); // MyDebugger.MakeTestCase("../TextFile2.txt"); #else object ret = process(new StreamReader(Console.OpenStandardInput())); Console.WriteLine(ret); #endif } static object process(TextReader input) { var n = int.Parse(input.ReadLine()); while (true) { if (IsPrimeNumber(n)) return n; n++; } } static bool IsPrimeNumber(long n) { if (n > 2 && n % 2 == 0) return false; var r = (long)Math.Sqrt((double)n); for (int i = 3; i <= r; i += 2) { if (n % i == 0) return false; } return true; } }
[["+", 8, 196, 0, 57, 15, 16, 31, 16, 17, 47], ["+", 8, 196, 0, 57, 15, 16, 31, 16, 12, 203], ["+", 0, 195, 8, 196, 0, 57, 15, 16, 17, 98], ["+", 0, 57, 15, 16, 12, 16, 31, 16, 31, 22]]
8
197
4
using System; using System.Collections; using System.Collections.Generic; using System.Globalization; using System.Net; using System.Net.Mail; using System.Threading.Tasks; namespace ConsoleApp5 { public class Program { // static void SendAll() //{ // Console.WriteLine("Start!!!"); // int count = 0; // // Read in the specified file. // // ... Use async StreamReader method. // for (int i = 0; i < 10; i++) // { // SendFinal("hello", "hi", "duongtrungvinh2711@gmail.com"); // count++; // Console.WriteLine("Done {0}", count); // } // Console.WriteLine("End!!!"); //} // static void SendFinal(string title, string content, string receiver) //{ // string myemail = "tomgiongvn.vn@gmail.com"; // string mypassword = "tomgiongvn@123"; // MailMessage message = new MailMessage(); // message.IsBodyHtml = true; // message.From = new MailAddress(myemail, "PHร’NG Tร€I Vแปค HUFLIT"); // message.To.Add(new MailAddress(receiver)); // //message.CC.Add(new MailAddress(myemail)); // message.Subject = title + " | HUFLIT"; // message.Body = content; // SmtpClient smtp = new SmtpClient(); // smtp.Host = "smtp.gmail.com"; // smtp.Port = 587; // smtp.UseDefaultCredentials = false; // smtp.EnableSsl = true; // NetworkCredential nc = new NetworkCredential(myemail, mypassword); // smtp.Credentials = nc; // smtp.Send(message); //} static bool lant(int n) { for (int i = 2; i < Math.Sqrt(n) + 1; i++) if (n % i == 0) return false; return true; } static void Main(string[] args) { // Task task = new Task(SendAll); // task.Start(); // for (int i = 0; i < 10000; i++) // Console.Write(i); // var watch = System.Diagnostics.Stopwatch.StartNew(); // the code that you want to measure comes here int a = int.Parse(Console.ReadLine()); if (a < 3) { Console.WriteLine(2); } else { a++; while (!lant(a)) a++; Console.WriteLine(a); } } } }
using System; using System.Collections; using System.Collections.Generic; using System.Globalization; using System.Net; using System.Net.Mail; using System.Threading.Tasks; namespace ConsoleApp5 { public class Program { // static void SendAll() //{ // Console.WriteLine("Start!!!"); // int count = 0; // // Read in the specified file. // // ... Use async StreamReader method. // for (int i = 0; i < 10; i++) // { // SendFinal("hello", "hi", "duongtrungvinh2711@gmail.com"); // count++; // Console.WriteLine("Done {0}", count); // } // Console.WriteLine("End!!!"); //} // static void SendFinal(string title, string content, string receiver) //{ // string myemail = "tomgiongvn.vn@gmail.com"; // string mypassword = "tomgiongvn@123"; // MailMessage message = new MailMessage(); // message.IsBodyHtml = true; // message.From = new MailAddress(myemail, "PHร’NG Tร€I Vแปค HUFLIT"); // message.To.Add(new MailAddress(receiver)); // //message.CC.Add(new MailAddress(myemail)); // message.Subject = title + " | HUFLIT"; // message.Body = content; // SmtpClient smtp = new SmtpClient(); // smtp.Host = "smtp.gmail.com"; // smtp.Port = 587; // smtp.UseDefaultCredentials = false; // smtp.EnableSsl = true; // NetworkCredential nc = new NetworkCredential(myemail, mypassword); // smtp.Credentials = nc; // smtp.Send(message); //} static bool lant(int n) { for (int i = 2; i < Math.Sqrt(n) + 1; i++) if (n % i == 0) return false; return true; } static void Main(string[] args) { // Task task = new Task(SendAll); // task.Start(); // for (int i = 0; i < 10000; i++) // Console.Write(i); // var watch = System.Diagnostics.Stopwatch.StartNew(); // the code that you want to measure comes here int a = int.Parse(Console.ReadLine()); if (a < 3) { Console.WriteLine(2); } else { while (!lant(a)) a++; Console.WriteLine(a); } } } }
[["-", 0, 57, 75, 196, 0, 1, 0, 223, 0, 22], ["-", 0, 57, 75, 196, 0, 1, 0, 223, 0, 29], ["-", 8, 196, 0, 57, 75, 196, 0, 1, 0, 35]]
8
196
3
using System; using System.Linq; namespace Next_Prime { class Program { static void Main(string[] args) { const int MAX_PRIME = 100004; var input = long.Parse(Console.ReadLine()); var primeArray = Enumerable.Repeat<bool>(true, MAX_PRIME + 1).ToArray(); primeArray[0] = false; primeArray[1] = false; for (var i = 2; i <= input; i++) { if (primeArray[i]) { var maxJ = MAX_PRIME / i; for (var j = 1; j <= maxJ; j++) { primeArray[i * j] = false; } } } var minPrime = primeArray.ToList().IndexOf(true); Console.WriteLine(minPrime); } } }
using System; using System.Linq; namespace Next_Prime { class Program { static void Main(string[] args) { const int MAX_PRIME = 100004; var input = long.Parse(Console.ReadLine()); var primeArray = Enumerable.Repeat<bool>(true, MAX_PRIME + 1).ToArray(); primeArray[0] = false; primeArray[1] = false; for (var i = 2; i < input; i++) { if (primeArray[i]) { var maxJ = MAX_PRIME / i; for (var j = 1; j <= maxJ; j++) { primeArray[i * j] = false; } } } var minPrime = primeArray.ToList().IndexOf(true); Console.WriteLine(minPrime); } } }
[["-", 0, 195, 8, 196, 0, 7, 15, 16, 17, 19], ["+", 0, 195, 8, 196, 0, 7, 15, 16, 17, 18]]
8
160
2
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace atcorder { class Program { static void Main(string[] args) { string strArray = Console.ReadLine(); int start = Int32.Parse(strArray); while (start <= 100000) { if (IsPrime(start)) { Console.WriteLine(start); return; } start++; } } public static bool IsPrime(int num) { if (num < 2) return false; else if (num == 2) return true; else if (num % 2 == 0) return false; // ๅถๆ•ฐใฏใ‚ใ‚‰ใ‹ใ˜ใ‚้™คใ double sqrtNum = Math.Sqrt(num); for (int i = 3; i <= sqrtNum; i += 2) { if (num % i == 0) { // ็ด ๆ•ฐใงใฏใชใ„ return false; } } // ็ด ๆ•ฐใงใ‚ใ‚‹ return true; } } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace atcorder { class Program { static void Main(string[] args) { string strArray = Console.ReadLine(); int start = Int32.Parse(strArray); while (start <= 100003) { if (IsPrime(start)) { Console.WriteLine(start); return; } start++; } } public static bool IsPrime(int num) { if (num < 2) return false; else if (num == 2) return true; else if (num % 2 == 0) return false; // ๅถๆ•ฐใฏใ‚ใ‚‰ใ‹ใ˜ใ‚้™คใ double sqrtNum = Math.Sqrt(num); for (int i = 3; i <= sqrtNum; i += 2) { if (num % i == 0) { // ็ด ๆ•ฐใงใฏใชใ„ return false; } } // ็ด ๆ•ฐใงใ‚ใ‚‹ return true; } } }
[["-", 0, 195, 8, 196, 0, 52, 15, 16, 12, 203], ["+", 0, 195, 8, 196, 0, 52, 15, 16, 12, 203]]
8
181
2
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApp3 { class Program { static void Main(string[] args) { var primes = Primes(10000); var X = int.Parse(Console.ReadLine()); var prime = primes.SkipWhile(x => x < X).First(); Console.WriteLine(prime); } static IEnumerable<int> Primes(int maxnum) { int[] sieve = Enumerable.Range(0, maxnum + 1).ToArray(); sieve[1] = 0; int squareroot = (int)Math.Sqrt(maxnum); for (int i = 2; i <= squareroot; i++) { if (sieve[i] <= 0) continue; for (int n = i * 2; n <= maxnum; n += i) sieve[n] = 0; } return sieve.Where(n => n > 0); } } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApp3 { class Program { static void Main(string[] args) { var primes = Primes(100010); var X = int.Parse(Console.ReadLine()); var prime = primes.SkipWhile(x => x < X).First(); Console.WriteLine(prime); } static IEnumerable<int> Primes(int maxnum) { int[] sieve = Enumerable.Range(0, maxnum + 1).ToArray(); sieve[1] = 0; // 0 : ็ด ๆ•ฐใงใฏใชใ„ int squareroot = (int)Math.Sqrt(maxnum); for (int i = 2; i <= squareroot; i++) { if (sieve[i] <= 0) continue; for (int n = i * 2; n <= maxnum; n += i) sieve[n] = 0; } return sieve.Where(n => n > 0); } } }
[["-", 0, 212, 0, 213, 3, 4, 0, 28, 0, 203], ["+", 0, 212, 0, 213, 3, 4, 0, 28, 0, 203]]
8
208
2
using System; using System.Collections.Generic; using System.Linq; namespace PaizaTest { class Program { static void Main(string[] args) { var x = int.Parse(Console.ReadLine()); // ็ด ๆ•ฐใ‚’ๆฑ‚ใ‚ใ‚‹ var max = 100000; var list = new List<int>(); for (int i = 2; i < max; i++) { if (list.Any(s => i % s == 0)) { continue; } list.Add(i); } var value = list.First(i => i > x); Console.WriteLine(value); } } }
using System; using System.Collections.Generic; using System.Linq; namespace PaizaTest { class Program { static void Main(string[] args) { var x = int.Parse(Console.ReadLine()); // ็ด ๆ•ฐใ‚’ๆฑ‚ใ‚ใ‚‹ var max = 110000; var list = new List<int>(); for (int i = 2; i < max; i++) { if (list.Any(s => i % s == 0)) { continue; } list.Add(i); } var value = list.First(i => i >= x); Console.WriteLine(value); } // static void Main(string[] args) //{ // var nk = Console.ReadLine().Split(' ').Select(int.Parse).ToList(); //// 2 <= n <= 10^5 //// 1 <= k <= n - 1 //// ใ‚ฐใƒผใฎๅ‹ๅˆฉ็‚น: r //// ใƒใƒงใ‚ญใฎๅ‹ๅˆฉ็‚น: s //// ใƒ‘ใƒผใฎๅ‹ๅˆฉ็‚น: p // var rsp = Console.ReadLine().Split(' ').Select(int.Parse).ToList(); // var t = Console.ReadLine(); // var score = 0; // var rScore = rsp[0]; // var sScore = rsp[1]; // var pScore = rsp[2]; // var myHandHistory = new List<int>(); //// r = 1; //// s = 2; //// p = 3; // for (int i = 0; i < nk[0]; i++) //{ // var enemyHand = t[i]; // switch (enemyHand) // { // case 'r': // myHandHistory.Add(3); // if (myHandHistory.Count - 1 > nk[1] && myHandHistory[i - nk[1]] // != 3) // { // score += pScore; // } // break; // case 's': // myHandHistory.Add(1); // if (myHandHistory.Count - 1 > nk[1] && myHandHistory[i - nk[1]] // != 1) // { // score += rScore; // } // break; // case 'p': // myHandHistory.Add(2); // if (myHandHistory.Count - 1 > nk[1] && myHandHistory[i - nk[1]] // != 2) // { // score += sScore; // } // break; // default: // break; // } //} // Console.WriteLine(score); //} } }
[["-", 0, 197, 0, 198, 0, 200, 0, 212, 0, 203], ["+", 0, 197, 0, 198, 0, 200, 0, 212, 0, 203], ["-", 3, 4, 0, 28, 0, 218, 8, 16, 17, 47], ["+", 3, 4, 0, 28, 0, 218, 8, 16, 17, 20]]
8
128
4
using System; namespace AtCoder { class Program { static void Main() { int x = int.Parse(Console.ReadLine()); int xx = x; int result = 0; bool found = false; while (!found) { int check = 0; for (int i = 1; i < xx; i++) { if (xx % i == 0) { check++; } } if (check == 1) { found = true; result = xx; } else { xx++; } } Console.WriteLine(found); } } }
using System; namespace AtCoder { class Program { static void Main() { int x = int.Parse(Console.ReadLine()); int xx = x; int result = 0; bool found = false; while (!found) { int check = 0; for (int i = 1; i < xx; i++) { if (xx % i == 0) { check++; } } if (check == 1) { found = true; result = xx; } else { xx++; } } Console.WriteLine(result); } } }
[["-", 0, 1, 0, 213, 3, 4, 0, 28, 0, 22], ["+", 0, 1, 0, 213, 3, 4, 0, 28, 0, 22]]
8
117
2
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Numerics; class Program { static void Main(string[] args) { var wrong_answer = new wrong_answer(); wrong_answer.Solve(); } } public class wrong_answer { const int INF = 1 << 30; const long INFL = 1L << 60; const int MOD = 1000000007; const int MOD2 = 998244353; myinout IO = new myinout(); Math2 mmath = new Math2(); // functions public void Solve() { //ใ“ใ“ใ‹ใ‚‰ var x = IO.int1; var r = Primes(x * 2).ToArray(); Array.Sort(r); foreach (var xx in r) { if (xx > x) { IO.wri(xx); return; } } } static IEnumerable<int> Primes(int maxnum) { // var sieve = new BitArray(maxnum + 1, true); bool[] sieve = Enumerable.Repeat(true, maxnum + 1).ToArray(); int squareroot = (int)Math.Sqrt(maxnum); for (int i = 2; i <= squareroot; i++) { if (sieve[i] == false) continue; for (int n = i * 2; n <= maxnum; n += i) sieve[n] = false; } for (int i = 2; i <= maxnum; i++) if (sieve[i] == true) yield return i; } } // b-aใง้™้ † public class Math2 { public long[] fact; public long[] invfact; public void factoricalmodset(long N, long MOD = 1000000007) { fact = new long[N + 1]; invfact = new long[N + 1]; fact[0] = 1; for (long i = 1; i <= N; ++i) { fact[i] = fact[i - 1] * i % MOD; } invfact[N] = pow(fact[N], MOD - 2); for (long i = N; i > 0; --i) { invfact[i - 1] = invfact[i] * i % MOD; } } public long nCr(long n, long r, long MOD = 1000000007) { return (fact[n] * invfact[r] % MOD * invfact[n - r] % MOD); } public long pow(long i, long n, long MOD = 1000000007) { long res = 1; while (n > 0) { if ((n & 1) != 0) res = res * i % MOD; i = i * i % MOD; n >>= 1; } return res; } public long gcd(long i, long y) { while (y != 0) { var r = i % y; i = y; y = r; } return i; } public long lcm(long i, long y) { return i * y / gcd(i, y); } public Dictionary<long, int> primefactorization(long N) { var ret = new Dictionary<long, int>(); for (long i = 2; i * i <= N; ++i) { int cnt = 0; while (N % i == 0) { cnt++; N /= i; } if (cnt != 0) ret[i] = cnt; } if (N >= 2) ret[N] = 1; return ret; } public List<long> divisorenumrate(long N) { var ret = new List<long>(); for (long i = 1; i * i <= N; ++i) { if (N % i == 0) { ret.Add(i); ret.Add(N / i); } } return ret; } public void swap<T>(ref T a, ref T b) { var i = a; a = b; b = i; } } class myinout { // in public string str => Console.ReadLine(); public string[] strm => str.Split(' '); public long[] longm => strm.Select(long.Parse).ToArray(); public int[] intm => strm.Select(int.Parse).ToArray(); public char[] charm => str.ToArray(); public double[] doublem => strm.Select(double.Parse).ToArray(); public long long1 => longm[0]; public int int1 => intm[0]; public char char1 => charm[0]; public double double1 => doublem[0]; // out public void wri<T>(T i) { Console.WriteLine(i); } public void wri<T>(T[] i) { Console.WriteLine(string.Join(" ", i)); } public void yn(bool i) { if (i) wri("Yes"); else wri("No"); } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Numerics; class Program { static void Main(string[] args) { var wrong_answer = new wrong_answer(); wrong_answer.Solve(); } } public class wrong_answer { const int INF = 1 << 30; const long INFL = 1L << 60; const int MOD = 1000000007; const int MOD2 = 998244353; myinout IO = new myinout(); Math2 mmath = new Math2(); // functions public void Solve() { //ใ“ใ“ใ‹ใ‚‰ var x = IO.int1; var r = Primes(x * 2).ToArray(); Array.Sort(r); foreach (var xx in r) { if (xx >= x) { IO.wri(xx); return; } } } static IEnumerable<int> Primes(int maxnum) { // var sieve = new BitArray(maxnum + 1, true); bool[] sieve = Enumerable.Repeat(true, maxnum + 1).ToArray(); int squareroot = (int)Math.Sqrt(maxnum); for (int i = 2; i <= squareroot; i++) { if (sieve[i] == false) continue; for (int n = i * 2; n <= maxnum; n += i) sieve[n] = false; } for (int i = 2; i <= maxnum; i++) if (sieve[i] == true) yield return i; } } // b-aใง้™้ † public class Math2 { public long[] fact; public long[] invfact; public void factoricalmodset(long N, long MOD = 1000000007) { fact = new long[N + 1]; invfact = new long[N + 1]; fact[0] = 1; for (long i = 1; i <= N; ++i) { fact[i] = fact[i - 1] * i % MOD; } invfact[N] = pow(fact[N], MOD - 2); for (long i = N; i > 0; --i) { invfact[i - 1] = invfact[i] * i % MOD; } } public long nCr(long n, long r, long MOD = 1000000007) { return (fact[n] * invfact[r] % MOD * invfact[n - r] % MOD); } public long pow(long i, long n, long MOD = 1000000007) { long res = 1; while (n > 0) { if ((n & 1) != 0) res = res * i % MOD; i = i * i % MOD; n >>= 1; } return res; } public long gcd(long i, long y) { while (y != 0) { var r = i % y; i = y; y = r; } return i; } public long lcm(long i, long y) { return i * y / gcd(i, y); } public Dictionary<long, int> primefactorization(long N) { var ret = new Dictionary<long, int>(); for (long i = 2; i * i <= N; ++i) { int cnt = 0; while (N % i == 0) { cnt++; N /= i; } if (cnt != 0) ret[i] = cnt; } if (N >= 2) ret[N] = 1; return ret; } public List<long> divisorenumrate(long N) { var ret = new List<long>(); for (long i = 1; i * i <= N; ++i) { if (N % i == 0) { ret.Add(i); ret.Add(N / i); } } return ret; } public void swap<T>(ref T a, ref T b) { var i = a; a = b; b = i; } } class myinout { // in public string str => Console.ReadLine(); public string[] strm => str.Split(' '); public long[] longm => strm.Select(long.Parse).ToArray(); public int[] intm => strm.Select(int.Parse).ToArray(); public char[] charm => str.ToArray(); public double[] doublem => strm.Select(double.Parse).ToArray(); public long long1 => longm[0]; public int int1 => intm[0]; public char char1 => charm[0]; public double double1 => doublem[0]; // out public void wri<T>(T i) { Console.WriteLine(i); } public void wri<T>(T[] i) { Console.WriteLine(string.Join(" ", i)); } public void yn(bool i) { if (i) wri("Yes"); else wri("No"); } }
[["-", 0, 210, 8, 196, 0, 57, 15, 16, 17, 47], ["+", 0, 210, 8, 196, 0, 57, 15, 16, 17, 20]]
8
1,012
2
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApp1 { class Program { static void Main(string[] args) { var N = int.Parse(Console.ReadLine()); for (int i = N; i < 100001; i++) { if (Sosu(i)) { Console.WriteLine(i); break; } } } public static bool Sosu(int num) { if (num < 2) return false; else if (num == 2) return true; else if (num % 2 == 0) return false; double sqrtNum = Math.Sqrt(num); for (int i = 3; i <= sqrtNum; i += 2) { if (num % i == 0) { return false; } } return true; } } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApp1 { class Program { static void Main(string[] args) { var N = int.Parse(Console.ReadLine()); for (int i = N; i < 1000000; i++) { if (Sosu(i)) { Console.WriteLine(i); break; } } } public static bool Sosu(int num) { if (num < 2) return false; else if (num == 2) return true; else if (num % 2 == 0) return false; double sqrtNum = Math.Sqrt(num); for (int i = 3; i <= sqrtNum; i += 2) { if (num % i == 0) { return false; } } // ็ด ๆ•ฐใงใ‚ใ‚‹ return true; } } }
[["-", 0, 195, 8, 196, 0, 7, 15, 16, 12, 203], ["+", 0, 195, 8, 196, 0, 7, 15, 16, 12, 203]]
8
178
2
using System; using System.Text; using System.Collections.Generic; using System.Linq; using E = System.Linq.Enumerable; class Program { static void Main(string[] args) { var X = long.Parse(Console.ReadLine()); var syugo = SieveOfEratosthenes(100000).Where(n => n >= X).Min(); Console.WriteLine(syugo); } static List<long> SieveOfEratosthenes(long N) { var Primes = new List<long>(); if (N > 0) { var IsPrime = new bool[N + 1]; for (long i = 0; i <= N; i++) { IsPrime[i] = true; } // 0ใจ1ใฏๆถˆใ—ใฆใŠใ IsPrime[0] = false; IsPrime[1] = false; for (long i = 2; i <= (long)Math.Sqrt(N); i++) { if (IsPrime[i]) { long j = i * 2; for (long k = j; k <= N; k += i) { IsPrime[k] = false; } } } for (long i = 1; i <= N; i++) { if (IsPrime[i]) { Primes.Add(i); } } } return Primes; } }
using System; using System.Text; using System.Collections.Generic; using System.Linq; using E = System.Linq.Enumerable; class Program { static void Main(string[] args) { var X = long.Parse(Console.ReadLine()); var syugo = SieveOfEratosthenes(100090).Where(n => n >= X).Min(); Console.WriteLine(syugo); } static List<long> SieveOfEratosthenes(long N) { var Primes = new List<long>(); if (N > 0) { var IsPrime = new bool[N + 1]; for (long i = 0; i <= N; i++) { IsPrime[i] = true; } // 0ใจ1ใฏๆถˆใ—ใฆใŠใ IsPrime[0] = false; IsPrime[1] = false; for (long i = 2; i <= (long)Math.Sqrt(N); i++) { if (IsPrime[i]) { long j = i * 2; for (long k = j; k <= N; k += i) { IsPrime[k] = false; } } } for (long i = 1; i <= N; i++) { if (IsPrime[i]) { Primes.Add(i); } } } return Primes; } }
[["-", 63, 214, 205, 213, 3, 4, 0, 28, 0, 203], ["+", 63, 214, 205, 213, 3, 4, 0, 28, 0, 203]]
8
265
2
using System; using System.Collections.Generic; using System.Linq; class Program { static void Main(string[] args) { //ๅ…ฅๅŠ› var arr = arrInt(); var n = arr[0]; var k = arr[1]; arr = arrInt(); string t = crS(); //ๅฎš็พฉ var win = new char[n]; int sum = 0; for (int i = 0; i < n; i++) { var a = t[i]; var hen = henkan(a); if (i - k >= 0) { if (win[i - k] == hen) { if (i + k < n) { if (henkan(t[i + k]) != a) win[i] = a; else win[i] = Other(a, hen); continue; } } } win[i] = hen; sum += point(hen, arr); } Console.WriteLine(sum); } static char henkan(char a) { if (a == 'r') return 'p'; if (a == 's') return 'r'; if (a == 'p') return 's'; return 'e'; } static char Other(char a, char b) { char[] arr = { 'r', 's', 'p' }; foreach (var ele in arr) if (a != ele && b != ele) return ele; return 'e'; } static int point(char a, int[] arr) { if (a == 'r') return arr[0]; if (a == 's') return arr[1]; if (a == 'p') return arr[2]; return 0; } //ๅ…ฅๅŠ›ๅ—ใ‘ๅ–ใ‚Š็”จ static string crS() { return Console.ReadLine(); } static int crI() { return int.Parse(Console.ReadLine()); } static int[] arrInt() { return Console.ReadLine().Split(' ').Select(v => int.Parse(v)).ToArray(); } static long[] arrLong() { return Console.ReadLine().Split(' ').Select(v => long.Parse(v)).ToArray(); } static string[] arrStr() { return Console.ReadLine().Split(' ').ToArray(); } }
using System; using System.Collections.Generic; using System.Linq; class Program { static void Main(string[] args) { //ๅ…ฅๅŠ› var arr = arrInt(); var n = arr[0]; var k = arr[1]; arr = arrInt(); string t = crS(); //ๅฎš็พฉ var win = new char[n]; int sum = 0; for (int i = 0; i < n; i++) { var a = t[i]; var hen = henkan(a); if (i - k >= 0) { if (win[i - k] == hen) { if (i + k < n) { if (henkan(t[i + k]) != a) win[i] = a; else win[i] = Other(a, hen); } continue; } } win[i] = hen; sum += point(hen, arr); } Console.WriteLine(sum); } static char henkan(char a) { if (a == 'r') return 'p'; if (a == 's') return 'r'; if (a == 'p') return 's'; return 'e'; } static char Other(char a, char b) { char[] arr = { 'r', 's', 'p' }; foreach (var ele in arr) if (a != ele && b != ele) return ele; return 'e'; } static int point(char a, int[] arr) { if (a == 'r') return arr[0]; if (a == 's') return arr[1]; if (a == 'p') return arr[2]; return 0; } //ๅ…ฅๅŠ›ๅ—ใ‘ๅ–ใ‚Š็”จ static string crS() { return Console.ReadLine(); } static int crI() { return int.Parse(Console.ReadLine()); } static int[] arrInt() { return Console.ReadLine().Split(' ').Select(v => int.Parse(v)).ToArray(); } static long[] arrLong() { return Console.ReadLine().Split(' ').Select(v => long.Parse(v)).ToArray(); } static string[] arrStr() { return Console.ReadLine().Split(' ').ToArray(); } }
[["+", 0, 57, 64, 196, 0, 57, 64, 196, 0, 46], ["-", 0, 57, 64, 196, 0, 57, 64, 196, 0, 46]]
8
513
2
using System; using System.Collections.Generic; using System.Linq; using System.Text; class Program { static void Main(string[] args) { // ๅ…ฅๅŠ› string[] sS = System.Console.ReadLine().Trim().Split(' '); int iN = int.Parse(sS[0]); int iK = int.Parse(sS[1]); List<ClsJan> lstJan = new List<ClsJan>(); sS = System.Console.ReadLine().Trim().Split(' '); lstJan.Add(new ClsJan() { cJ = 'r', cA = 's', iG = int.Parse(sS[0]) }); lstJan.Add(new ClsJan() { cJ = 's', cA = 'p', iG = int.Parse(sS[1]) }); lstJan.Add(new ClsJan() { cJ = 'p', cA = 'r', iG = int.Parse(sS[2]) }); string sT = System.Console.ReadLine().Trim(); System.Diagnostics.Stopwatch sw = new System.Diagnostics.Stopwatch(); sw.Start(); // ่งฃๆž lstJan.Sort(delegate(ClsJan mca1, ClsJan mca2) { return (int)(mca2.iG - mca1.iG); }); // ็‚นใฎ้™้ † int iOut = 0; List<char> lstMyj = new List<char>(); for (int i = 0; i < sT.Length; i++) { lstMyj.Add(' '); } for (int j = 0; j < lstJan.Count; j++) { for (int i = 0; i < sT.Length; i++) { if (sT[i] == lstJan[j].cA) { if (i - iK >= 0) { if (lstMyj[i - iK] != lstJan[j].cJ) { lstMyj[i] = lstJan[j].cJ; iOut += lstJan[j].iG; } else { lstMyj[i] = sT[i]; } } else { lstMyj[i] = lstJan[j].cJ; iOut += lstJan[j].iG; } } } } // ๅ‡บๅŠ› System.Console.WriteLine("{0}", iOut.ToString().Trim()); sw.Stop(); #if DEBUG Console.WriteLine(); Console.WriteLine("{0}", sw.Elapsed.ToString()); Console.WriteLine("็ถš่กŒใ™ใ‚‹ใซใฏไฝ•ใ‹ใ‚ญใƒผใ‚’ๆŠผใ—ใฆใใ ใ•ใ„๏ผŽ๏ผŽ๏ผŽ"); Console.ReadKey(); #endif } // ็ตๆžœๆƒ…ๅ ฑ private class ClsJan { public char cJ { get; set; } = ' '; // ่‡ชๅˆ†ๆ–‡ๅญ— public char cA { get; set; } = ' '; // ็›ธๆ‰‹ๆ–‡ๅญ— public int iG { get; set; } = 0; // ็‚น } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; class Program { static void Main(string[] args) { // ๅ…ฅๅŠ› string[] sS = System.Console.ReadLine().Trim().Split(' '); int iN = int.Parse(sS[0]); int iK = int.Parse(sS[1]); List<ClsJan> lstJan = new List<ClsJan>(); sS = System.Console.ReadLine().Trim().Split(' '); lstJan.Add(new ClsJan() { cJ = 'r', cA = 's', iG = int.Parse(sS[0]) }); lstJan.Add(new ClsJan() { cJ = 's', cA = 'p', iG = int.Parse(sS[1]) }); lstJan.Add(new ClsJan() { cJ = 'p', cA = 'r', iG = int.Parse(sS[2]) }); string sT = System.Console.ReadLine().Trim(); System.Diagnostics.Stopwatch sw = new System.Diagnostics.Stopwatch(); sw.Start(); // ่งฃๆž lstJan.Sort(delegate(ClsJan mca1, ClsJan mca2) { return (int)(mca2.iG - mca1.iG); }); // ็‚นใฎ้™้ † int iOut = 0; List<char> lstMyj = new List<char>(); for (int i = 0; i < sT.Length; i++) { lstMyj.Add(' '); } for (int j = 0; j < lstJan.Count; j++) { for (int i = 0; i < sT.Length; i++) { if (sT[i] == lstJan[j].cA) { if (i - iK >= 0) { if (lstMyj[i - iK] != lstJan[j].cJ) { lstMyj[i] = lstJan[j].cJ; iOut += lstJan[j].iG; } else { lstMyj[i] = ' '; } } else { lstMyj[i] = lstJan[j].cJ; iOut += lstJan[j].iG; } } } } // ๅ‡บๅŠ› System.Console.WriteLine("{0}", iOut.ToString().Trim()); sw.Stop(); #if DEBUG Console.WriteLine(); Console.WriteLine("{0}", sw.Elapsed.ToString()); Console.WriteLine("็ถš่กŒใ™ใ‚‹ใซใฏไฝ•ใ‹ใ‚ญใƒผใ‚’ๆŠผใ—ใฆใใ ใ•ใ„๏ผŽ๏ผŽ๏ผŽ"); Console.ReadKey(); #endif } // ็ตๆžœๆƒ…ๅ ฑ private class ClsJan { public char cJ { get; set; } = ' '; // ่‡ชๅˆ†ๆ–‡ๅญ— public char cA { get; set; } = ' '; // ็›ธๆ‰‹ๆ–‡ๅญ— public int iG { get; set; } = 0; // ็‚น } }
[["-", 75, 196, 0, 1, 0, 11, 12, 204, 205, 22], ["-", 0, 1, 0, 11, 12, 204, 206, 207, 0, 70], ["-", 0, 11, 12, 204, 206, 207, 0, 28, 0, 22], ["-", 0, 1, 0, 11, 12, 204, 206, 207, 0, 73], ["+", 75, 196, 0, 1, 0, 11, 12, 252, 0, 104], ["+", 75, 196, 0, 1, 0, 11, 12, 252, 0, 253]]
8
599
7
using System; using System.Collections.Generic; using System.Linq; using static System.Math; namespace CSharp { static class Program { static void Main(string[] args) { int n, k; ReadInt(out n, out k); int r, s, p; ReadInt(out r, out s, out p); var T = ReadString(); int ans = 0; List<char> list = new List<char>(); for (int i = 0; i < T.Length; i++) { char hand = Win(T[i]); if (i - k >= 0 && list[i - k] == hand) { list.Add(T[i]); continue; } switch (hand) { case 'r': ans += r; break; case 's': ans += s; break; case 'p': ans += p; break; default: break; } list.Add(hand); } Console.WriteLine(ans); } static char Win(char hand) { switch (hand) { case 'r': return 'p'; case 's': return 'r'; case 'p': return 's'; default: return '\0'; } } #region Helpers static int[] ReadIntArray() => Console.ReadLine().Split().Select(s => int.Parse(s)).ToArray(); static long[] ReadLongArray() => Console.ReadLine().Split().Select(s => long.Parse(s)).ToArray(); static int[] ReadLineIntArray(int count) => Enumerable.Repeat(0, count) .Select(_ => int.Parse(Console.ReadLine())) .ToArray(); static long[] ReadLineLongArray(int count) => Enumerable.Repeat(0, count) .Select(_ => long.Parse(Console.ReadLine())) .ToArray(); static string ReadString() => Console.ReadLine(); static int ReadInt() => int.Parse(Console.ReadLine()); static long ReadLong() => long.Parse(Console.ReadLine()); static void ReadInt(out int first) { var array = ReadIntArray(); first = array[0]; } static void ReadInt(out int first, out int second) { var array = ReadIntArray(); first = array[0]; second = array[1]; } static void ReadInt(out int first, out int second, out int third) { var array = ReadIntArray(); first = array[0]; second = array[1]; third = array[2]; } static void ReadInt(out int first, out int second, out int third, out int fourth) { var array = ReadIntArray(); first = array[0]; second = array[1]; third = array[2]; fourth = array[3]; } static void ReadLong(out long first) { var array = ReadLongArray(); first = array[0]; } static void ReadLong(out long first, out long second) { var array = ReadLongArray(); first = array[0]; second = array[1]; } static void ReadLong(out long first, out long second, out long third) { var array = ReadLongArray(); first = array[0]; second = array[1]; third = array[2]; } static void ReadLong(out long first, out long second, out long third, out long fourth) { var array = ReadLongArray(); first = array[0]; second = array[1]; third = array[2]; fourth = array[3]; } static string YesNo(bool condition) => condition ? "Yes" : "No"; static string YESNO(bool condition) => condition ? "YES" : "NO"; #endregion } }
using System; using System.Collections.Generic; using System.Linq; using static System.Math; namespace CSharp { static class Program { static void Main(string[] args) { int n, k; ReadInt(out n, out k); int r, s, p; ReadInt(out r, out s, out p); var T = ReadString(); int ans = 0; List<char> list = new List<char>(); for (int i = 0; i < T.Length; i++) { char hand = Win(T[i]); if (i - k >= 0 && list[i - k] == hand) { list.Add('\0'); continue; } switch (hand) { case 'r': ans += r; break; case 's': ans += s; break; case 'p': ans += p; break; default: break; } list.Add(hand); } Console.WriteLine(ans); } static char Win(char hand) { switch (hand) { case 'r': return 'p'; case 's': return 'r'; case 'p': return 's'; default: return '\0'; } } #region Helpers static int[] ReadIntArray() => Console.ReadLine().Split().Select(s => int.Parse(s)).ToArray(); static long[] ReadLongArray() => Console.ReadLine().Split().Select(s => long.Parse(s)).ToArray(); static int[] ReadLineIntArray(int count) => Enumerable.Repeat(0, count) .Select(_ => int.Parse(Console.ReadLine())) .ToArray(); static long[] ReadLineLongArray(int count) => Enumerable.Repeat(0, count) .Select(_ => long.Parse(Console.ReadLine())) .ToArray(); static string ReadString() => Console.ReadLine(); static int ReadInt() => int.Parse(Console.ReadLine()); static long ReadLong() => long.Parse(Console.ReadLine()); static void ReadInt(out int first) { var array = ReadIntArray(); first = array[0]; } static void ReadInt(out int first, out int second) { var array = ReadIntArray(); first = array[0]; second = array[1]; } static void ReadInt(out int first, out int second, out int third) { var array = ReadIntArray(); first = array[0]; second = array[1]; third = array[2]; } static void ReadInt(out int first, out int second, out int third, out int fourth) { var array = ReadIntArray(); first = array[0]; second = array[1]; third = array[2]; fourth = array[3]; } static void ReadLong(out long first) { var array = ReadLongArray(); first = array[0]; } static void ReadLong(out long first, out long second) { var array = ReadLongArray(); first = array[0]; second = array[1]; } static void ReadLong(out long first, out long second, out long third) { var array = ReadLongArray(); first = array[0]; second = array[1]; third = array[2]; } static void ReadLong(out long first, out long second, out long third, out long fourth) { var array = ReadLongArray(); first = array[0]; second = array[1]; third = array[2]; fourth = array[3]; } static string YesNo(bool condition) => condition ? "Yes" : "No"; static string YESNO(bool condition) => condition ? "YES" : "NO"; #endregion } }
[["-", 0, 213, 3, 4, 0, 28, 0, 204, 205, 22], ["-", 3, 4, 0, 28, 0, 204, 206, 207, 0, 70], ["-", 0, 28, 0, 204, 206, 207, 0, 28, 0, 22], ["-", 3, 4, 0, 28, 0, 204, 206, 207, 0, 73], ["+", 0, 213, 3, 4, 0, 28, 0, 252, 0, 104], ["+", 0, 213, 3, 4, 0, 28, 0, 252, 0, 44]]
8
826
7
using System; using System.Collections.Generic; using System.IO; using System.Linq; using static System.Math; using System.Text; using System.Threading; using System.Globalization; using System.Runtime.CompilerServices; using Library; namespace Program { public static class ABC149E { static public int numberOfRandomCases = 0; static public void MakeTestCase(List<string> _input, List<string> _output, ref Func<string[], bool> _outputChecker) {} static public void Solve() { var N = NN; var M = NN; var AList = NNList(N).OrderByRand().OrderBy(e => e).ToArray(); var tree = new LIB_RedBlackTree<long>(); foreach (var item in AList) { tree.Add(item); } var left = 2L; var right = 200001L; while (right - left > 1) { var mid = (right + left) / 2; var cnt = 0L; foreach (var item in AList) { var tgt = mid - item; var idx = tree.LowerBound(tgt); cnt += N - idx; } if (cnt >= M) left = mid; else right = mid; } var pivot = left; var seg = new LIB_DualSegTree<long>(N, 0, (x, y) => x + y); for (var i = 0; i < N; i++) { var idx = tree.LowerBound(pivot - AList[i]); seg.Update(idx, N, 1); seg[i] += N - idx; } var ans = 0L; var count = 0L; for (var i = 0; i < N; i++) { ans += seg[i] * AList[i]; count += seg[i]; } if (count / 2 > M) ans -= pivot * (count / 2 - M); Console.WriteLine(ans); } static class Console_ { static Queue<string> param = new Queue<string>(); public static string NextString() { if (param.Count == 0) foreach (var item in Console.ReadLine().Split(' ')) param.Enqueue(item); return param.Dequeue(); } } class Printer : StreamWriter { public override IFormatProvider FormatProvider { get { return CultureInfo.InvariantCulture; } } public Printer(Stream stream) : base(stream, new UTF8Encoding(false, true)) { base.AutoFlush = false; } public Printer(Stream stream, Encoding encoding) : base(stream, encoding) { base.AutoFlush = false; } } static public void Main(string[] args) { if (args.Length == 0) { Console.SetOut(new Printer(Console.OpenStandardOutput())); } var t = new Thread(Solve, 134217728); t.Start(); t.Join(); Console.Out.Flush(); } static long NN => long.Parse(Console_.NextString()); static double ND => double.Parse(Console_.NextString()); static string NS => Console_.NextString(); static long[] NNList(long N) => Repeat(0, N).Select(_ => NN).ToArray(); static double[] NDList(long N) => Repeat(0, N).Select(_ => ND).ToArray(); static string[] NSList(long N) => Repeat(0, N).Select(_ => NS).ToArray(); static IEnumerable<T> OrderByRand<T>(this IEnumerable<T> x) => x.OrderBy(_ => xorshift); static long Count<T>(this IEnumerable<T> x, Func<T, bool> pred) => Enumerable.Count(x, pred); static IEnumerable<T> Repeat<T>(T v, long n) => Enumerable.Repeat<T>(v, (int)n); static IEnumerable<int> Range(long s, long c) => Enumerable.Range((int)s, (int)c); static uint xorshift { get { _xsi.MoveNext(); return _xsi.Current; } } static IEnumerator<uint> _xsi = _xsc(); static IEnumerator<uint> _xsc() { uint x = 123456789, y = 362436069, z = 521288629, w = (uint)(DateTime.Now.Ticks & 0xffffffff); while (true) { var t = x ^ (x << 11); x = y; y = z; z = w; w = (w ^ (w >> 19)) ^ (t ^ (t >> 8)); yield return w; } } } } namespace Library { class LIB_RedBlackTree { public struct SumEntity { public long s; public long c; } static public LIB_RedBlackTree<long, long, long> CreateRUQRmQ() => new LIB_RedBlackTree<long, long, long>(long.MaxValue, long.MaxValue, Math.Min, (x, y) => y, (x, y) => y); static public LIB_RedBlackTree<long, long, long> CreateRAQRmQ() => new LIB_RedBlackTree<long, long, long>(long.MaxValue, 0, Math.Min, (x, y) => x + y, (x, y) => x + y); static public LIB_RedBlackTree<long, long, long> CreateRUQRMQ() => new LIB_RedBlackTree<long, long, long>(long.MinValue, long.MinValue, Math.Max, (x, y) => y, (x, y) => y); static public LIB_RedBlackTree<long, long, long> CreateRAQRMQ() => new LIB_RedBlackTree<long, long, long>(long.MinValue, 0, Math.Max, (x, y) => x + y, (x, y) => x + y); static public LIB_RedBlackTree<long, SumEntity, long> CreateRUQRSQ() => new LIB_RedBlackTree<long, SumEntity, long>( new SumEntity { c = 0, s = 0 }, long.MaxValue, (x, y) => new SumEntity { c = x.c + y.c, s = x.s + y.s }, (x, y) => new SumEntity { c = x.c, s = x.c * y }, (x, y) => y); static public LIB_RedBlackTree<long, SumEntity, long> CreateRAQRSQ() => new LIB_RedBlackTree<long, SumEntity, long>( new SumEntity { c = 0, s = 0 }, 0, (x, y) => new SumEntity { c = x.c + y.c, s = x.s + y.s }, (x, y) => new SumEntity { c = x.c, s = x.s + x.c * y }, (x, y) => x + y); } class LIB_RedBlackTree<Key, ValueT, ValueE> { bool ope; class Node { public Node left; public Node right; public Key key; public ValueT val; public ValueT dat; public ValueE lazy; public bool isBlack; public int cnt; public bool needRecalc; } Func<ValueT, ValueT, ValueT> f; Func<ValueT, ValueE, ValueT> g; Func<ValueE, ValueE, ValueE> h; ValueT ti; ValueE ei; Comparison<Key> c; Node root; bool isNeedFix; Node lmax; [MethodImpl(MethodImplOptions.AggressiveInlining)] public LIB_RedBlackTree(ValueT ti, ValueE ei, Func<ValueT, ValueT, ValueT> f, Func<ValueT, ValueE, ValueT> g, Func<ValueE, ValueE, ValueE> h, Comparison<Key> c, bool ope = true) { this.ti = ti; this.ei = ei; this.f = f; this.g = g; this.h = h; this.c = c; this.ope = ope; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public LIB_RedBlackTree(ValueT ti, ValueE ei, Func<ValueT, ValueT, ValueT> f, Func<ValueT, ValueE, ValueT> g, Func<ValueE, ValueE, ValueE> h) : this(ti, ei, f, g, h, Comparer<Key>.Default.Compare) {} [MethodImpl(MethodImplOptions.AggressiveInlining)] bool IsRed(Node n) => n != null && !n.isBlack; [MethodImpl(MethodImplOptions.AggressiveInlining)] bool IsBlack(Node n) => n != null && n.isBlack; [MethodImpl(MethodImplOptions.AggressiveInlining)] int Cnt(Node n) => n?.cnt ?? 0; [MethodImpl(MethodImplOptions.AggressiveInlining)] void Eval(Node n) { if (n == null || ei.Equals(n.lazy)) return; n.val = g(n.val, n.lazy); if (!n.needRecalc) n.dat = g(n.dat, n.lazy); if (n.left != null) n.left.lazy = h(n.left.lazy, n.lazy); if (n.right != null) n.right.lazy = h(n.right.lazy, n.lazy); n.lazy = ei; } [MethodImpl(MethodImplOptions.AggressiveInlining)] void Recalc(Node n) { if (n == null) return; Eval(n); if (!n.needRecalc) return; n.needRecalc = false; n.dat = n.val; if (n.left != null) { Recalc(n.left); n.dat = f(n.left.dat, n.dat); } if (n.right != null) { Recalc(n.right); n.dat = f(n.dat, n.right.dat); } } [MethodImpl(MethodImplOptions.AggressiveInlining)] Node RotateL(Node n) { if (ope) { Eval(n); Eval(n.right); } Node m = n.right, t = m.left; m.left = n; n.right = t; n.cnt -= m.cnt - Cnt(t); m.cnt += n.cnt - Cnt(t); if (ope) { n.needRecalc = true; m.needRecalc = true; } return m; } [MethodImpl(MethodImplOptions.AggressiveInlining)] Node RotateR(Node n) { if (ope) { Eval(n); Eval(n.left); } Node m = n.left, t = m.right; m.right = n; n.left = t; n.cnt -= m.cnt - Cnt(t); m.cnt += n.cnt - Cnt(t); if (ope) { n.needRecalc = true; m.needRecalc = true; } return m; } [MethodImpl(MethodImplOptions.AggressiveInlining)] Node RotateLR(Node n) { n.left = RotateL(n.left); return RotateR(n); } [MethodImpl(MethodImplOptions.AggressiveInlining)] Node RotateRL(Node n) { n.right = RotateR(n.right); return RotateL(n); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public void Add(Key key, ValueT val) { root = Add(root, key, val); root.isBlack = true; } [MethodImpl(MethodImplOptions.AggressiveInlining)] Node Add(Node n, Key key, ValueT val) { if (n == null) { isNeedFix = true; return new Node() { key = key, val = val, dat = val, lazy = ei, cnt = 1 }; } if (ope) Eval(n); if (c(key, n.key) < 0) n.left = Add(n.left, key, val); else n.right = Add(n.right, key, val); if (ope) n.needRecalc = true; n.cnt++; return Balance(n); } [MethodImpl(MethodImplOptions.AggressiveInlining)] Node Balance(Node n) { if (!isNeedFix) return n; if (!IsBlack(n)) return n; if (IsRed(n.left) && IsRed(n.left.left)) { n = RotateR(n); n.left.isBlack = true; } else if (IsRed(n.left) && IsRed(n.left.right)) { n = RotateLR(n); n.left.isBlack = true; } else if (IsRed(n.right) && IsRed(n.right.left)) { n = RotateRL(n); n.right.isBlack = true; } else if (IsRed(n.right) && IsRed(n.right.right)) { n = RotateL(n); n.right.isBlack = true; } else isNeedFix = false; return n; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public void Remove(Key key) { root = Remove(root, key); if (root != null) root.isBlack = true; } [MethodImpl(MethodImplOptions.AggressiveInlining)] Node Remove(Node n, Key key) { if (n == null) { isNeedFix = false; return n; } if (ope) Eval(n); n.cnt--; var r = c(key, n.key); if (r < 0) { n.left = Remove(n.left, key); if (ope) n.needRecalc = true; return BalanceL(n); } if (r > 0) { n.right = Remove(n.right, key); if (ope) n.needRecalc = true; return BalanceR(n); } if (n.left == null) { isNeedFix = n.isBlack; return n.right; } n.left = RemoveMax(n.left); n.key = lmax.key; n.val = lmax.val; if (ope) n.needRecalc = true; return BalanceL(n); } [MethodImpl(MethodImplOptions.AggressiveInlining)] Node RemoveMax(Node n) { if (ope) Eval(n); n.cnt--; if (n.right != null) { n.right = RemoveMax(n.right); if (ope) n.needRecalc = true; return BalanceR(n); } lmax = n; isNeedFix = n.isBlack; return n.left; } [MethodImpl(MethodImplOptions.AggressiveInlining)] Node BalanceL(Node n) { if (!isNeedFix) return n; if (IsBlack(n.right) && IsRed(n.right.left)) { var b = n.isBlack; n = RotateRL(n); n.isBlack = b; n.left.isBlack = true; isNeedFix = false; } else if (IsBlack(n.right) && IsRed(n.right.right)) { var b = n.isBlack; n = RotateL(n); n.isBlack = b; n.right.isBlack = true; n.left.isBlack = true; isNeedFix = false; } else if (IsBlack(n.right)) { isNeedFix = n.isBlack; n.isBlack = true; n.right.isBlack = false; } else { n = RotateL(n); n.isBlack = true; n.left.isBlack = false; n.left = BalanceL(n.left); isNeedFix = false; } return n; } [MethodImpl(MethodImplOptions.AggressiveInlining)] Node BalanceR(Node n) { if (!isNeedFix) return n; if (IsBlack(n.left) && IsRed(n.left.right)) { var b = n.isBlack; n = RotateLR(n); n.isBlack = b; n.right.isBlack = true; isNeedFix = false; } else if (IsBlack(n.left) && IsRed(n.left.left)) { var b = n.isBlack; n = RotateR(n); n.isBlack = b; n.left.isBlack = true; n.right.isBlack = true; isNeedFix = false; } else if (IsBlack(n.left)) { isNeedFix = n.isBlack; n.isBlack = true; n.left.isBlack = false; } else { n = RotateR(n); n.isBlack = true; n.right.isBlack = false; n.right = BalanceR(n.right); isNeedFix = false; } return n; } public KeyValuePair<Key, ValueT> this[long i] { [MethodImpl(MethodImplOptions.AggressiveInlining)] get { return At(root, i); } } [MethodImpl(MethodImplOptions.AggressiveInlining)] KeyValuePair<Key, ValueT> At(Node n, long i) { if (ope) Eval(n); if (n.left == null) { if (i == 0) return new KeyValuePair<Key, ValueT>(n.key, n.val); else return At(n.right, i - 1); } if (n.left.cnt == i) return new KeyValuePair<Key, ValueT>(n.key, n.val); if (n.left.cnt > i) return At(n.left, i); return At(n.right, i - n.left.cnt - 1); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public bool Have(Key key) { var t = LowerBound(key); return t < Cnt(root) && c(At(root, t).Key, key) == 0; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public long UpperBound(Key key) => UpperBound(root, key); [MethodImpl(MethodImplOptions.AggressiveInlining)] long UpperBound(Node n, Key key) { if (n == null) return 0; var r = c(key, n.key); if (r < 0) return UpperBound(n.left, key); return Cnt(n.left) + 1 + UpperBound(n.right, key); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public long LowerBound(Key key) => LowerBound(root, key); [MethodImpl(MethodImplOptions.AggressiveInlining)] long LowerBound(Node n, Key key) { if (n == null) return 0; var r = c(key, n.key); if (r <= 0) return LowerBound(n.left, key); return Cnt(n.left) + 1 + LowerBound(n.right, key); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public KeyValuePair<Key, ValueT> Min() { Node n = root, p = null; while (n != null) { Eval(p = n); n = n.left; } return new KeyValuePair<Key, ValueT>(n.key, n.val); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public KeyValuePair<Key, ValueT> Max() { Node n = root, p = null; while (n != null) { Eval(p = n); n = n.right; } return new KeyValuePair<Key, ValueT>(n.key, n.val); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public void Update(long l, long r, ValueE val) => Update(root, l, r, val); [MethodImpl(MethodImplOptions.AggressiveInlining)] void Update(Node n, long l, long r, ValueE val) { if (n == null) return; Eval(n); n.needRecalc = true; var lc = Cnt(n.left); if (lc < l) Update(n.right, l - lc - 1, r - lc - 1, val); else if (r <= lc) Update(n.left, l, r, val); else if (l <= 0 && Cnt(n) <= r) n.lazy = val; else { n.val = g(n.val, val); if (l < lc) Update(n.left, l, lc, val); if (lc + 1 < r) Update(n.right, 0, r - lc - 1, val); } return; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public ValueT Query(long l, long r) => Query(root, l, r); [MethodImpl(MethodImplOptions.AggressiveInlining)] ValueT Query(Node n, long l, long r) { var v1 = ti; var v2 = ti; var v3 = ti; if (n == null) return ti; Eval(n); var lc = Cnt(n.left); if (lc < l) v3 = Query(n.right, l - lc - 1, r - lc - 1); else if (r <= lc) v1 = Query(n.left, l, r); else if (l <= 0 && Cnt(n) <= r) { Recalc(n); v2 = n.dat; } else { if (l < lc) v1 = Query(n.left, l, lc); if (lc + 1 < r) v3 = Query(n.right, 0, r - lc - 1); v2 = n.val; } return f(f(v1, v2), v3); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public bool Any() => root != null; public long Count => Cnt(root); [MethodImpl(MethodImplOptions.AggressiveInlining)] public IEnumerable<KeyValuePair<Key, ValueT>> List() => L(root); [MethodImpl(MethodImplOptions.AggressiveInlining)] IEnumerable<KeyValuePair<Key, ValueT>> L(Node n) { if (n == null) yield break; foreach (var i in L(n.left)) yield return i; yield return new KeyValuePair<Key, ValueT>(n.key, n.val); foreach (var i in L(n.right)) yield return i; } } class LIB_RedBlackTree<Key, Value> { LIB_RedBlackTree<Key, Value, Value> tree; [MethodImpl(MethodImplOptions.AggressiveInlining)] public LIB_RedBlackTree(Comparison<Key> c) { tree = new LIB_RedBlackTree<Key, Value, Value>( default(Value), default(Value), (x, y) => x, (x, y) => x, (x, y) => x, c, false); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public LIB_RedBlackTree() : this(Comparer<Key>.Default.Compare) {} [MethodImpl(MethodImplOptions.AggressiveInlining)] public void Add(Key key, Value val) => tree.Add(key, val); [MethodImpl(MethodImplOptions.AggressiveInlining)] public void Remove(Key key) => tree.Remove(key); public KeyValuePair<Key, Value> this[long i] { [MethodImpl(MethodImplOptions.AggressiveInlining)] get { return tree[i]; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public bool Have(Key key) => tree.Have(key); [MethodImpl(MethodImplOptions.AggressiveInlining)] public long UpperBound(Key key) => tree.UpperBound(key); [MethodImpl(MethodImplOptions.AggressiveInlining)] public long LowerBound(Key key) => tree.LowerBound(key); [MethodImpl(MethodImplOptions.AggressiveInlining)] public KeyValuePair<Key, Value> Min() => tree.Min(); [MethodImpl(MethodImplOptions.AggressiveInlining)] public KeyValuePair<Key, Value> Max() => tree.Max(); [MethodImpl(MethodImplOptions.AggressiveInlining)] public bool Any() => tree.Any(); public long Count => tree.Count; [MethodImpl(MethodImplOptions.AggressiveInlining)] public IEnumerable<KeyValuePair<Key, Value>> List() => tree.List(); } class LIB_RedBlackTree<T> { LIB_RedBlackTree<T, T, T> tree; [MethodImpl(MethodImplOptions.AggressiveInlining)] public LIB_RedBlackTree(Comparison<T> c) { tree = new LIB_RedBlackTree<T, T, T>(default(T), default(T), (x, y) => x, (x, y) => x, (x, y) => x, c, false); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public LIB_RedBlackTree() : this(Comparer<T>.Default.Compare) {} [MethodImpl(MethodImplOptions.AggressiveInlining)] public void Add(T val) => tree.Add(val, val); [MethodImpl(MethodImplOptions.AggressiveInlining)] public void Remove(T val) => tree.Remove(val); public T this[long i] { [MethodImpl(MethodImplOptions.AggressiveInlining)] get { return tree[i].Key; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public bool Have(T val) => tree.Have(val); [MethodImpl(MethodImplOptions.AggressiveInlining)] public long UpperBound(T val) => tree.UpperBound(val); [MethodImpl(MethodImplOptions.AggressiveInlining)] public long LowerBound(T val) => tree.LowerBound(val); [MethodImpl(MethodImplOptions.AggressiveInlining)] public T Min() => tree.Min().Key; [MethodImpl(MethodImplOptions.AggressiveInlining)] public T Max() => tree.Max().Key; [MethodImpl(MethodImplOptions.AggressiveInlining)] public bool Any() => tree.Any(); public long Count => tree.Count; [MethodImpl(MethodImplOptions.AggressiveInlining)] public IEnumerable<T> List() => tree.List().Select(e => e.Key); } class LIB_DualSegTree<T> { int n, height; T ti; Func<T, T, T> f; T[] dat; [MethodImpl(MethodImplOptions.AggressiveInlining)] public LIB_DualSegTree(long _n, T _ti, Func<T, T, T> _f) { n = 1; height = 0; while (n < _n) { n <<= 1; ++height; } ti = _ti; f = _f; dat = Enumerable.Repeat(ti, n << 1).ToArray(); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public LIB_DualSegTree(IEnumerable<T> l, T _ti, Func<T, T, T> _f) : this(l.Count(), _ti, _f) { var idx = 0; foreach (var item in l) dat[n + idx++] = item; } [MethodImpl(MethodImplOptions.AggressiveInlining)] void Eval(long i) { if (dat[i].Equals(ti)) return; dat[(i << 1) | 0] = f(dat[(i << 1) | 0], dat[i]); dat[(i << 1) | 1] = f(dat[(i << 1) | 1], dat[i]); dat[i] = ti; } [MethodImpl(MethodImplOptions.AggressiveInlining)] void Thrust(long i) { for (var j = height; j > 0; j--) Eval(i >> j); } [MethodImpl(MethodImplOptions.AggressiveInlining)] void Thrust(long l, long r) { if (l == r) { Thrust(l); return; } var xor = l ^ r; var i = height; for (; (xor >> i) != 0; --i) Eval(l >> i); for (; i != 0; --i) { Eval(l >> i); Eval(r >> i); } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public void Update(long l, long r, T v) { if (r < l) throw new Exception(); Thrust(l += n, r += n - 1); for (long li = l, ri = r + 1; li < ri; li >>= 1, ri >>= 1) { if ((li & 1) == 1) { dat[li] = f(dat[li], v); ++li; } if ((ri & 1) == 1) { --ri; dat[ri] = f(dat[ri], v); } } } public T this[long idx] { [MethodImpl(MethodImplOptions.AggressiveInlining)] get { Thrust(idx += n); return dat[idx]; } [MethodImpl(MethodImplOptions.AggressiveInlining)] set { Thrust(idx += n); dat[idx] = value; } } } }
using System; using System.Collections.Generic; using System.IO; using System.Linq; using static System.Math; using System.Text; using System.Threading; using System.Globalization; using System.Runtime.CompilerServices; using Library; namespace Program { public static class ABC149E { static public int numberOfRandomCases = 0; static public void MakeTestCase(List<string> _input, List<string> _output, ref Func<string[], bool> _outputChecker) {} static public void Solve() { var N = NN; var M = NN; var AList = NNList(N).OrderByRand().OrderBy(e => e).ToArray(); var tree = new LIB_RedBlackTree<long>(); foreach (var item in AList) { tree.Add(item); } var left = 2L; var right = 200001L; while (right - left > 1) { var mid = (right + left) / 2; var cnt = 0L; foreach (var item in AList) { var tgt = mid - item; var idx = tree.LowerBound(tgt); cnt += N - idx; } if (cnt >= M) left = mid; else right = mid; } var pivot = left; var seg = new LIB_DualSegTree<long>(N, 0, (x, y) => x + y); for (var i = 0; i < N; i++) { var idx = tree.LowerBound(pivot - AList[i]); if (idx != N) seg.Update(idx, N, 1); seg[i] += N - idx; } var ans = 0L; var count = 0L; for (var i = 0; i < N; i++) { ans += seg[i] * AList[i]; count += seg[i]; } if (count / 2 > M) ans -= pivot * (count / 2 - M); Console.WriteLine(ans); } static class Console_ { static Queue<string> param = new Queue<string>(); public static string NextString() { if (param.Count == 0) foreach (var item in Console.ReadLine().Split(' ')) param.Enqueue(item); return param.Dequeue(); } } class Printer : StreamWriter { public override IFormatProvider FormatProvider { get { return CultureInfo.InvariantCulture; } } public Printer(Stream stream) : base(stream, new UTF8Encoding(false, true)) { base.AutoFlush = false; } public Printer(Stream stream, Encoding encoding) : base(stream, encoding) { base.AutoFlush = false; } } static public void Main(string[] args) { if (args.Length == 0) { Console.SetOut(new Printer(Console.OpenStandardOutput())); } var t = new Thread(Solve, 134217728); t.Start(); t.Join(); Console.Out.Flush(); } static long NN => long.Parse(Console_.NextString()); static double ND => double.Parse(Console_.NextString()); static string NS => Console_.NextString(); static long[] NNList(long N) => Repeat(0, N).Select(_ => NN).ToArray(); static double[] NDList(long N) => Repeat(0, N).Select(_ => ND).ToArray(); static string[] NSList(long N) => Repeat(0, N).Select(_ => NS).ToArray(); static IEnumerable<T> OrderByRand<T>(this IEnumerable<T> x) => x.OrderBy(_ => xorshift); static long Count<T>(this IEnumerable<T> x, Func<T, bool> pred) => Enumerable.Count(x, pred); static IEnumerable<T> Repeat<T>(T v, long n) => Enumerable.Repeat<T>(v, (int)n); static IEnumerable<int> Range(long s, long c) => Enumerable.Range((int)s, (int)c); static uint xorshift { get { _xsi.MoveNext(); return _xsi.Current; } } static IEnumerator<uint> _xsi = _xsc(); static IEnumerator<uint> _xsc() { uint x = 123456789, y = 362436069, z = 521288629, w = (uint)(DateTime.Now.Ticks & 0xffffffff); while (true) { var t = x ^ (x << 11); x = y; y = z; z = w; w = (w ^ (w >> 19)) ^ (t ^ (t >> 8)); yield return w; } } } } namespace Library { class LIB_RedBlackTree { public struct SumEntity { public long s; public long c; } static public LIB_RedBlackTree<long, long, long> CreateRUQRmQ() => new LIB_RedBlackTree<long, long, long>(long.MaxValue, long.MaxValue, Math.Min, (x, y) => y, (x, y) => y); static public LIB_RedBlackTree<long, long, long> CreateRAQRmQ() => new LIB_RedBlackTree<long, long, long>(long.MaxValue, 0, Math.Min, (x, y) => x + y, (x, y) => x + y); static public LIB_RedBlackTree<long, long, long> CreateRUQRMQ() => new LIB_RedBlackTree<long, long, long>(long.MinValue, long.MinValue, Math.Max, (x, y) => y, (x, y) => y); static public LIB_RedBlackTree<long, long, long> CreateRAQRMQ() => new LIB_RedBlackTree<long, long, long>(long.MinValue, 0, Math.Max, (x, y) => x + y, (x, y) => x + y); static public LIB_RedBlackTree<long, SumEntity, long> CreateRUQRSQ() => new LIB_RedBlackTree<long, SumEntity, long>( new SumEntity { c = 0, s = 0 }, long.MaxValue, (x, y) => new SumEntity { c = x.c + y.c, s = x.s + y.s }, (x, y) => new SumEntity { c = x.c, s = x.c * y }, (x, y) => y); static public LIB_RedBlackTree<long, SumEntity, long> CreateRAQRSQ() => new LIB_RedBlackTree<long, SumEntity, long>( new SumEntity { c = 0, s = 0 }, 0, (x, y) => new SumEntity { c = x.c + y.c, s = x.s + y.s }, (x, y) => new SumEntity { c = x.c, s = x.s + x.c * y }, (x, y) => x + y); } class LIB_RedBlackTree<Key, ValueT, ValueE> { bool ope; class Node { public Node left; public Node right; public Key key; public ValueT val; public ValueT dat; public ValueE lazy; public bool isBlack; public int cnt; public bool needRecalc; } Func<ValueT, ValueT, ValueT> f; Func<ValueT, ValueE, ValueT> g; Func<ValueE, ValueE, ValueE> h; ValueT ti; ValueE ei; Comparison<Key> c; Node root; bool isNeedFix; Node lmax; [MethodImpl(MethodImplOptions.AggressiveInlining)] public LIB_RedBlackTree(ValueT ti, ValueE ei, Func<ValueT, ValueT, ValueT> f, Func<ValueT, ValueE, ValueT> g, Func<ValueE, ValueE, ValueE> h, Comparison<Key> c, bool ope = true) { this.ti = ti; this.ei = ei; this.f = f; this.g = g; this.h = h; this.c = c; this.ope = ope; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public LIB_RedBlackTree(ValueT ti, ValueE ei, Func<ValueT, ValueT, ValueT> f, Func<ValueT, ValueE, ValueT> g, Func<ValueE, ValueE, ValueE> h) : this(ti, ei, f, g, h, Comparer<Key>.Default.Compare) {} [MethodImpl(MethodImplOptions.AggressiveInlining)] bool IsRed(Node n) => n != null && !n.isBlack; [MethodImpl(MethodImplOptions.AggressiveInlining)] bool IsBlack(Node n) => n != null && n.isBlack; [MethodImpl(MethodImplOptions.AggressiveInlining)] int Cnt(Node n) => n?.cnt ?? 0; [MethodImpl(MethodImplOptions.AggressiveInlining)] void Eval(Node n) { if (n == null || ei.Equals(n.lazy)) return; n.val = g(n.val, n.lazy); if (!n.needRecalc) n.dat = g(n.dat, n.lazy); if (n.left != null) n.left.lazy = h(n.left.lazy, n.lazy); if (n.right != null) n.right.lazy = h(n.right.lazy, n.lazy); n.lazy = ei; } [MethodImpl(MethodImplOptions.AggressiveInlining)] void Recalc(Node n) { if (n == null) return; Eval(n); if (!n.needRecalc) return; n.needRecalc = false; n.dat = n.val; if (n.left != null) { Recalc(n.left); n.dat = f(n.left.dat, n.dat); } if (n.right != null) { Recalc(n.right); n.dat = f(n.dat, n.right.dat); } } [MethodImpl(MethodImplOptions.AggressiveInlining)] Node RotateL(Node n) { if (ope) { Eval(n); Eval(n.right); } Node m = n.right, t = m.left; m.left = n; n.right = t; n.cnt -= m.cnt - Cnt(t); m.cnt += n.cnt - Cnt(t); if (ope) { n.needRecalc = true; m.needRecalc = true; } return m; } [MethodImpl(MethodImplOptions.AggressiveInlining)] Node RotateR(Node n) { if (ope) { Eval(n); Eval(n.left); } Node m = n.left, t = m.right; m.right = n; n.left = t; n.cnt -= m.cnt - Cnt(t); m.cnt += n.cnt - Cnt(t); if (ope) { n.needRecalc = true; m.needRecalc = true; } return m; } [MethodImpl(MethodImplOptions.AggressiveInlining)] Node RotateLR(Node n) { n.left = RotateL(n.left); return RotateR(n); } [MethodImpl(MethodImplOptions.AggressiveInlining)] Node RotateRL(Node n) { n.right = RotateR(n.right); return RotateL(n); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public void Add(Key key, ValueT val) { root = Add(root, key, val); root.isBlack = true; } [MethodImpl(MethodImplOptions.AggressiveInlining)] Node Add(Node n, Key key, ValueT val) { if (n == null) { isNeedFix = true; return new Node() { key = key, val = val, dat = val, lazy = ei, cnt = 1 }; } if (ope) Eval(n); if (c(key, n.key) < 0) n.left = Add(n.left, key, val); else n.right = Add(n.right, key, val); if (ope) n.needRecalc = true; n.cnt++; return Balance(n); } [MethodImpl(MethodImplOptions.AggressiveInlining)] Node Balance(Node n) { if (!isNeedFix) return n; if (!IsBlack(n)) return n; if (IsRed(n.left) && IsRed(n.left.left)) { n = RotateR(n); n.left.isBlack = true; } else if (IsRed(n.left) && IsRed(n.left.right)) { n = RotateLR(n); n.left.isBlack = true; } else if (IsRed(n.right) && IsRed(n.right.left)) { n = RotateRL(n); n.right.isBlack = true; } else if (IsRed(n.right) && IsRed(n.right.right)) { n = RotateL(n); n.right.isBlack = true; } else isNeedFix = false; return n; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public void Remove(Key key) { root = Remove(root, key); if (root != null) root.isBlack = true; } [MethodImpl(MethodImplOptions.AggressiveInlining)] Node Remove(Node n, Key key) { if (n == null) { isNeedFix = false; return n; } if (ope) Eval(n); n.cnt--; var r = c(key, n.key); if (r < 0) { n.left = Remove(n.left, key); if (ope) n.needRecalc = true; return BalanceL(n); } if (r > 0) { n.right = Remove(n.right, key); if (ope) n.needRecalc = true; return BalanceR(n); } if (n.left == null) { isNeedFix = n.isBlack; return n.right; } n.left = RemoveMax(n.left); n.key = lmax.key; n.val = lmax.val; if (ope) n.needRecalc = true; return BalanceL(n); } [MethodImpl(MethodImplOptions.AggressiveInlining)] Node RemoveMax(Node n) { if (ope) Eval(n); n.cnt--; if (n.right != null) { n.right = RemoveMax(n.right); if (ope) n.needRecalc = true; return BalanceR(n); } lmax = n; isNeedFix = n.isBlack; return n.left; } [MethodImpl(MethodImplOptions.AggressiveInlining)] Node BalanceL(Node n) { if (!isNeedFix) return n; if (IsBlack(n.right) && IsRed(n.right.left)) { var b = n.isBlack; n = RotateRL(n); n.isBlack = b; n.left.isBlack = true; isNeedFix = false; } else if (IsBlack(n.right) && IsRed(n.right.right)) { var b = n.isBlack; n = RotateL(n); n.isBlack = b; n.right.isBlack = true; n.left.isBlack = true; isNeedFix = false; } else if (IsBlack(n.right)) { isNeedFix = n.isBlack; n.isBlack = true; n.right.isBlack = false; } else { n = RotateL(n); n.isBlack = true; n.left.isBlack = false; n.left = BalanceL(n.left); isNeedFix = false; } return n; } [MethodImpl(MethodImplOptions.AggressiveInlining)] Node BalanceR(Node n) { if (!isNeedFix) return n; if (IsBlack(n.left) && IsRed(n.left.right)) { var b = n.isBlack; n = RotateLR(n); n.isBlack = b; n.right.isBlack = true; isNeedFix = false; } else if (IsBlack(n.left) && IsRed(n.left.left)) { var b = n.isBlack; n = RotateR(n); n.isBlack = b; n.left.isBlack = true; n.right.isBlack = true; isNeedFix = false; } else if (IsBlack(n.left)) { isNeedFix = n.isBlack; n.isBlack = true; n.left.isBlack = false; } else { n = RotateR(n); n.isBlack = true; n.right.isBlack = false; n.right = BalanceR(n.right); isNeedFix = false; } return n; } public KeyValuePair<Key, ValueT> this[long i] { [MethodImpl(MethodImplOptions.AggressiveInlining)] get { return At(root, i); } } [MethodImpl(MethodImplOptions.AggressiveInlining)] KeyValuePair<Key, ValueT> At(Node n, long i) { if (ope) Eval(n); if (n.left == null) { if (i == 0) return new KeyValuePair<Key, ValueT>(n.key, n.val); else return At(n.right, i - 1); } if (n.left.cnt == i) return new KeyValuePair<Key, ValueT>(n.key, n.val); if (n.left.cnt > i) return At(n.left, i); return At(n.right, i - n.left.cnt - 1); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public bool Have(Key key) { var t = LowerBound(key); return t < Cnt(root) && c(At(root, t).Key, key) == 0; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public long UpperBound(Key key) => UpperBound(root, key); [MethodImpl(MethodImplOptions.AggressiveInlining)] long UpperBound(Node n, Key key) { if (n == null) return 0; var r = c(key, n.key); if (r < 0) return UpperBound(n.left, key); return Cnt(n.left) + 1 + UpperBound(n.right, key); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public long LowerBound(Key key) => LowerBound(root, key); [MethodImpl(MethodImplOptions.AggressiveInlining)] long LowerBound(Node n, Key key) { if (n == null) return 0; var r = c(key, n.key); if (r <= 0) return LowerBound(n.left, key); return Cnt(n.left) + 1 + LowerBound(n.right, key); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public KeyValuePair<Key, ValueT> Min() { Node n = root, p = null; while (n != null) { Eval(p = n); n = n.left; } return new KeyValuePair<Key, ValueT>(n.key, n.val); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public KeyValuePair<Key, ValueT> Max() { Node n = root, p = null; while (n != null) { Eval(p = n); n = n.right; } return new KeyValuePair<Key, ValueT>(n.key, n.val); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public void Update(long l, long r, ValueE val) => Update(root, l, r, val); [MethodImpl(MethodImplOptions.AggressiveInlining)] void Update(Node n, long l, long r, ValueE val) { if (n == null) return; Eval(n); n.needRecalc = true; var lc = Cnt(n.left); if (lc < l) Update(n.right, l - lc - 1, r - lc - 1, val); else if (r <= lc) Update(n.left, l, r, val); else if (l <= 0 && Cnt(n) <= r) n.lazy = val; else { n.val = g(n.val, val); if (l < lc) Update(n.left, l, lc, val); if (lc + 1 < r) Update(n.right, 0, r - lc - 1, val); } return; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public ValueT Query(long l, long r) => Query(root, l, r); [MethodImpl(MethodImplOptions.AggressiveInlining)] ValueT Query(Node n, long l, long r) { var v1 = ti; var v2 = ti; var v3 = ti; if (n == null) return ti; Eval(n); var lc = Cnt(n.left); if (lc < l) v3 = Query(n.right, l - lc - 1, r - lc - 1); else if (r <= lc) v1 = Query(n.left, l, r); else if (l <= 0 && Cnt(n) <= r) { Recalc(n); v2 = n.dat; } else { if (l < lc) v1 = Query(n.left, l, lc); if (lc + 1 < r) v3 = Query(n.right, 0, r - lc - 1); v2 = n.val; } return f(f(v1, v2), v3); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public bool Any() => root != null; public long Count => Cnt(root); [MethodImpl(MethodImplOptions.AggressiveInlining)] public IEnumerable<KeyValuePair<Key, ValueT>> List() => L(root); [MethodImpl(MethodImplOptions.AggressiveInlining)] IEnumerable<KeyValuePair<Key, ValueT>> L(Node n) { if (n == null) yield break; foreach (var i in L(n.left)) yield return i; yield return new KeyValuePair<Key, ValueT>(n.key, n.val); foreach (var i in L(n.right)) yield return i; } } class LIB_RedBlackTree<Key, Value> { LIB_RedBlackTree<Key, Value, Value> tree; [MethodImpl(MethodImplOptions.AggressiveInlining)] public LIB_RedBlackTree(Comparison<Key> c) { tree = new LIB_RedBlackTree<Key, Value, Value>( default(Value), default(Value), (x, y) => x, (x, y) => x, (x, y) => x, c, false); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public LIB_RedBlackTree() : this(Comparer<Key>.Default.Compare) {} [MethodImpl(MethodImplOptions.AggressiveInlining)] public void Add(Key key, Value val) => tree.Add(key, val); [MethodImpl(MethodImplOptions.AggressiveInlining)] public void Remove(Key key) => tree.Remove(key); public KeyValuePair<Key, Value> this[long i] { [MethodImpl(MethodImplOptions.AggressiveInlining)] get { return tree[i]; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public bool Have(Key key) => tree.Have(key); [MethodImpl(MethodImplOptions.AggressiveInlining)] public long UpperBound(Key key) => tree.UpperBound(key); [MethodImpl(MethodImplOptions.AggressiveInlining)] public long LowerBound(Key key) => tree.LowerBound(key); [MethodImpl(MethodImplOptions.AggressiveInlining)] public KeyValuePair<Key, Value> Min() => tree.Min(); [MethodImpl(MethodImplOptions.AggressiveInlining)] public KeyValuePair<Key, Value> Max() => tree.Max(); [MethodImpl(MethodImplOptions.AggressiveInlining)] public bool Any() => tree.Any(); public long Count => tree.Count; [MethodImpl(MethodImplOptions.AggressiveInlining)] public IEnumerable<KeyValuePair<Key, Value>> List() => tree.List(); } class LIB_RedBlackTree<T> { LIB_RedBlackTree<T, T, T> tree; [MethodImpl(MethodImplOptions.AggressiveInlining)] public LIB_RedBlackTree(Comparison<T> c) { tree = new LIB_RedBlackTree<T, T, T>(default(T), default(T), (x, y) => x, (x, y) => x, (x, y) => x, c, false); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public LIB_RedBlackTree() : this(Comparer<T>.Default.Compare) {} [MethodImpl(MethodImplOptions.AggressiveInlining)] public void Add(T val) => tree.Add(val, val); [MethodImpl(MethodImplOptions.AggressiveInlining)] public void Remove(T val) => tree.Remove(val); public T this[long i] { [MethodImpl(MethodImplOptions.AggressiveInlining)] get { return tree[i].Key; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public bool Have(T val) => tree.Have(val); [MethodImpl(MethodImplOptions.AggressiveInlining)] public long UpperBound(T val) => tree.UpperBound(val); [MethodImpl(MethodImplOptions.AggressiveInlining)] public long LowerBound(T val) => tree.LowerBound(val); [MethodImpl(MethodImplOptions.AggressiveInlining)] public T Min() => tree.Min().Key; [MethodImpl(MethodImplOptions.AggressiveInlining)] public T Max() => tree.Max().Key; [MethodImpl(MethodImplOptions.AggressiveInlining)] public bool Any() => tree.Any(); public long Count => tree.Count; [MethodImpl(MethodImplOptions.AggressiveInlining)] public IEnumerable<T> List() => tree.List().Select(e => e.Key); } class LIB_DualSegTree<T> { int n, height; T ti; Func<T, T, T> f; T[] dat; [MethodImpl(MethodImplOptions.AggressiveInlining)] public LIB_DualSegTree(long _n, T _ti, Func<T, T, T> _f) { n = 1; height = 0; while (n < _n) { n <<= 1; ++height; } ti = _ti; f = _f; dat = Enumerable.Repeat(ti, n << 1).ToArray(); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public LIB_DualSegTree(IEnumerable<T> l, T _ti, Func<T, T, T> _f) : this(l.Count(), _ti, _f) { var idx = 0; foreach (var item in l) dat[n + idx++] = item; } [MethodImpl(MethodImplOptions.AggressiveInlining)] void Eval(long i) { if (dat[i].Equals(ti)) return; dat[(i << 1) | 0] = f(dat[(i << 1) | 0], dat[i]); dat[(i << 1) | 1] = f(dat[(i << 1) | 1], dat[i]); dat[i] = ti; } [MethodImpl(MethodImplOptions.AggressiveInlining)] void Thrust(long i) { for (var j = height; j > 0; j--) Eval(i >> j); } [MethodImpl(MethodImplOptions.AggressiveInlining)] void Thrust(long l, long r) { if (l == r) { Thrust(l); return; } var xor = l ^ r; var i = height; for (; (xor >> i) != 0; --i) Eval(l >> i); for (; i != 0; --i) { Eval(l >> i); Eval(r >> i); } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public void Update(long l, long r, T v) { if (r < l) throw new Exception(); Thrust(l += n, r += n - 1); for (long li = l, ri = r + 1; li < ri; li >>= 1, ri >>= 1) { if ((li & 1) == 1) { dat[li] = f(dat[li], v); ++li; } if ((ri & 1) == 1) { --ri; dat[ri] = f(dat[ri], v); } } } public T this[long idx] { [MethodImpl(MethodImplOptions.AggressiveInlining)] get { Thrust(idx += n); return dat[idx]; } [MethodImpl(MethodImplOptions.AggressiveInlining)] set { Thrust(idx += n); dat[idx] = value; } } } }
[["+", 8, 196, 0, 7, 8, 196, 0, 57, 0, 121], ["+", 8, 196, 0, 7, 8, 196, 0, 57, 0, 24], ["+", 0, 7, 8, 196, 0, 57, 15, 16, 31, 22], ["+", 0, 7, 8, 196, 0, 57, 15, 16, 17, 79], ["+", 0, 7, 8, 196, 0, 57, 15, 16, 12, 22], ["+", 8, 196, 0, 7, 8, 196, 0, 57, 0, 25]]
8
5,866
6
using System; using System.Collections.Generic; using System.IO; using System.Linq; using System.Runtime.CompilerServices; namespace V { partial class Solver { public void Solve() { // var n = Read; Write(SolveLong()); // YesNo(SolveBool()); } public long SolveLong() { var n = Read; var m = Read; var a = Arr(n).OrderBy(x => x).ToArray(); var l = a[0] + a[0]; var r = a[n - 1] + a[n - 1]; while (l + 1 < r) { var mid = (l + r) / 2; var count = 0L; foreach (var i in C.Loop(n)) { var idx = C.BinarySearch.GetLastIndexLess(mid - a[i], a); var c = (n - idx) - 1; count += c; } if (count >= m) l = mid; else r = mid - 1; } var s = new List<long>() { 0L }; var current = 0L; foreach (var i in C.Loop(n)) { current += a[i]; s.Add(current); } var res = 0L; var cnt = 0L; foreach (var i in C.Loop(n)) { var idx = C.BinarySearch.GetLastIndexLess(l - a[i], a); var c = (n - idx) - 1; cnt += c; res += c * a[i]; res += s[(int)n] - s[(int)idx + 1]; } res -= (cnt - m) * l; return res; } public bool SolveBool() { var n = Read; return false; } } } namespace V { class StartingPoint { static void Main(string[] args) { try { var streamReader = args.Any() ? new StreamReader(args[0]) : new StreamReader(Console.OpenStandardInput()); var streamWriter = new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false }; var scanner = new Scanner(streamReader); var printer = new Printer(streamWriter); var solver = new Solver(scanner, printer); solver.Solve(); streamWriter.Flush(); } catch (Exception e) { Console.WriteLine(e); if (args.Any() == false) throw e; } if (args.Any()) Console.ReadKey(); } } partial class Solver { public Solver(Scanner sc, Printer pr) { this.sc = sc; this.pr = pr; } private readonly Scanner sc; private readonly Printer pr; private IEnumerable<int> Loop(int n) => C.Loop(n); private IEnumerable<long> Loop(long n) => C.Loop(n); private int RdInt => sc.Int; private int ReadInt => sc.Int; private long Rd => sc.Long; private long Read => sc.Long; private long ReadLong => sc.Long; private double RdDouble => sc.Double; private double ReadDouble => sc.Double; private string Str => sc.Str; private string RdStr => sc.Str; private string ReadStr => sc.Str; private int[] ArrInt(int n) => sc.Ints(n); private int[] ArrInt(long n) => sc.Ints(n); private long[] Arr(int n) => sc.Longs(n); private long[] Arr(long n) => sc.Longs(n); private long[] ArrLong(int n) => sc.Longs(n); private long[] ArrLong(long n) => sc.Longs(n); private double[] ArrDouble(int n) => sc.Doubles(n); private double[] ArrDouble(long n) => sc.Doubles(n); private string[] ArrStr(int n) => sc.Strs(n); private string[] ArrStr(long n) => sc.Strs(n); private void Wr(string s) => pr.Write(s); private void Wr(object obj) => pr.Write(obj); private void Wr<T>(IEnumerable<T> ts) => pr.Write(ts); private void Wr(params object[] objs) => pr.Write(objs); private void Write(string s) => pr.Write(s); private void Write(object obj) => pr.Write(obj); private void Write<T>(IEnumerable<T> ts) => pr.Write(ts); private void Write(params object[] objs) => pr.Write(objs); private void YesNo(bool b) => Write(b ? "Yes" : "No"); private void YESNO(bool b) => Write(b ? "YES" : "NO"); } class Scanner { private readonly TextReader reader; public Scanner(TextReader reader) { this.reader = reader; } private Queue<string> strQueue = new Queue<string>(); public string Str { get { if (strQueue.Count > 0) return strQueue.Dequeue(); string[] strs = null; do { strs = reader.ReadLine().Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries); } while (strs.Any() == false); foreach (var s in strs.Skip(1)) strQueue.Enqueue(s); return strs[0]; } } public int Int => int.Parse(this.Str); public long Long => long.Parse(this.Str); public double Double => double.Parse(this.Str); public static bool TypeEquals<T1, T2>() => typeof(T1).Equals(typeof(T2)); public static T1 ChangeTypes<T1, T2>(T2 t2) => (T1)System.Convert.ChangeType(t2, typeof(T1)); public static T1 Convert<T1>(string s) => TypeEquals<T1, int>() ? ChangeTypes<T1, int>(int.Parse(s)) : TypeEquals<T1, long>() ? ChangeTypes<T1, long>(long.Parse(s)) : TypeEquals<T1, double>() ? ChangeTypes<T1, double>(int.Parse(s)) : TypeEquals<T1, char>() ? ChangeTypes<T1, char>(s[0]) : ChangeTypes<T1, string>(s); public Pair<TX, TY> P2<TX, TY>() => new Pair<TX, TY>(Convert<TX>(this.Str), Convert<TY>(this.Str)); public Pair3<TX, TY, TZ> P3<TX, TY, TZ>() => new Pair3<TX, TY, TZ>( Convert<TX>(this.Str), Convert<TY>(this.Str), Convert<TZ>(this.Str)); public Pair4<TX, TY, TZ, TW> P4<TX, TY, TZ, TW>() => new Pair4<TX, TY, TZ, TW>(Convert<TX>(this.Str), Convert<TY>(this.Str), Convert<TZ>(this.Str), Convert<TW>(this.Str)); } static class ScannerExtension { public static int[] Ints(this Scanner scanner, int n) => scanner.Ints((long)n); public static int[] Ints(this Scanner scanner, long n) => scanner.ScanStrs<int>(n).ToArray(); public static long[] Longs(this Scanner scanner, int n) => scanner.Longs((long)n); public static long[] Longs(this Scanner scanner, long n) => scanner.ScanStrs<long>(n).ToArray(); public static double[] Doubles(this Scanner scanner, int n) => scanner.Doubles((long)n); public static double[] Doubles(this Scanner scanner, long n) => scanner.ScanStrs<double>(n).ToArray(); public static string[] Strs(this Scanner scanner, int n) => scanner.Strs((long)n); public static string[] Strs(this Scanner scanner, long n) => scanner.ScanStrs<string>(n).ToArray(); private static IEnumerable<T> ScanStrs<T>(this Scanner scanner, long n) { for (long i = 0; i < n; i++) yield return Scanner.Convert<T>(scanner.Str); } public static Pair<TX, TY>[] Pairs<TX, TY>(this Scanner scanner, int n) => scanner.Pairs<TX, TY>((long)n); public static Pair<TX, TY>[] Pairs<TX, TY>(this Scanner scanner, long n) => scanner.ScanPairs<TX, TY>(n).ToArray(); public static Pair<long, long>[] Pairs(this Scanner scanner, int n) => scanner.Pairs((long)n); public static Pair<long, long>[] Pairs(this Scanner scanner, long n) => scanner.ScanPairs<long, long>(n).ToArray(); public static Pair<int, int>[] PairsInt(this Scanner scanner, int n) => scanner.PairsInt((long)n); public static Pair<int, int>[] PairsInt(this Scanner scanner, long n) => scanner.ScanPairs<int, int>(n).ToArray(); private static IEnumerable<Pair<TX, TY>> ScanPairs<TX, TY>(this Scanner scanner, long n) { for (long i = 0; i < n; i++) yield return scanner.P2<TX, TY>(); } public static Pair3<TX, TY, TZ>[] Pairs3<TX, TY, TZ>( this Scanner scanner, int n) => scanner.Pairs3<TX, TY, TZ>((long)n); public static Pair3<TX, TY, TZ>[] Pairs3<TX, TY, TZ>(this Scanner scanner, long n) => scanner.ScanPairs3<TX, TY, TZ>(n).ToArray(); public static Pair3<long, long, long>[] Pairs3(this Scanner scanner, int n) => scanner.Pairs3((long)n); public static Pair3<long, long, long>[] Pairs3(this Scanner scanner, long n) => scanner.ScanPairs3<long, long, long>(n).ToArray(); public static Pair3<int, int, int>[] Pairs3Int(this Scanner scanner, int n) => scanner.Pairs3Int((long)n); public static Pair3<int, int, int>[] Pairs3Int(this Scanner scanner, long n) => scanner.ScanPairs3<int, int, int>(n).ToArray(); private static IEnumerable<Pair3<TX, TY, TZ>> ScanPairs3<TX, TY, TZ>(this Scanner scanner, long n) { for (long i = 0; i < n; i++) yield return scanner.P3<TX, TY, TZ>(); } public static Pair4<TX, TY, TZ, TW>[] Pairs4<TX, TY, TZ, TW>( this Scanner scanner, int n) => scanner.Pairs4<TX, TY, TZ, TW>((long)n); public static Pair4<TX, TY, TZ, TW>[] Pairs4<TX, TY, TZ, TW>( this Scanner scanner, long n) => scanner.ScanPairs4<TX, TY, TZ, TW>(n).ToArray(); public static Pair4<long, long, long, long>[] Pairs4( this Scanner scanner, int n) => scanner.Pairs4((long)n); public static Pair4<long, long, long, long>[] Pairs4(this Scanner scanner, long n) => scanner.ScanPairs4<long, long, long, long>(n).ToArray(); public static Pair4<int, int, int, int>[] Pairs4Int( this Scanner scanner, int n) => scanner.Pairs4Int((long)n); public static Pair4<int, int, int, int>[] Pairs4Int(this Scanner scanner, long n) => scanner.ScanPairs4<int, int, int, int>(n).ToArray(); private static IEnumerable<Pair4<TX, TY, TZ, TW>> ScanPairs4<TX, TY, TZ, TW>(this Scanner scanner, long n) { for (long i = 0; i < n; i++) yield return scanner.P4<TX, TY, TZ, TW>(); } } class Pair<TX, TY> { public TX X { get; } public TY Y { get; } public Pair(TX x, TY y) { this.X = x; this.Y = y; } } class Pair : Pair<long, long> { public Pair(long x, long y) : base(x, y) {} } class PairInt : Pair<int, int> { public PairInt(int x, int y) : base(x, y) {} } class Pair3<TX, TY, TZ> { public TX X { get; } public TY Y { get; } public TZ Z { get; } public Pair3(TX x, TY y, TZ z) { this.X = x; this.Y = y; this.Z = z; } } class Pair3 : Pair3<long, long, long> { public Pair3(long x, long y, long z) : base(x, y, z) {} } class Pair3Int : Pair3<int, int, int> { public Pair3Int(int x, int y, int z) : base(x, y, z) {} } class Pair4<TX, TY, TZ, TW> { public TX X { get; } public TY Y { get; } public TZ Z { get; } public TW W { get; } public Pair4(TX x, TY y, TZ z, TW w) { this.X = x; this.Y = y; this.Z = z; this.W = w; } } class Pair4 : Pair4<long, long, long, long> { public Pair4(long x, long y, long z, long w) : base(x, y, z, w) {} } class Pair4Int : Pair4<int, int, int, int> { public Pair4Int(int x, int y, int z, int w) : base(x, y, z, w) {} } class Printer { private readonly TextWriter writer; public Printer(TextWriter writer) { this.writer = writer; } public void Write(string obj) { writer.WriteLine(obj); } public void Write(object obj) { writer.WriteLine(obj); } public void Write<T>(IEnumerable<T> ts) { writer.WriteLine(string.Join(" ", ts)); } public void Write(params object[] objs) { writer.WriteLine(string.Join(" ", objs)); } } static class Extension { [MethodImpl(MethodImplOptions.AggressiveInlining)] public static bool SafeAdd<T>(this HashSet<T> ts, T t) { if (ts.Contains(t)) { return false; } else { ts.Add(t); return false; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static bool SafeRemove<T>(this HashSet<T> ts, T t) { if (ts.Contains(t)) { ts.Remove(t); return true; } else { return false; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static void SafeSet<T>(this Dictionary<T, long> ts, T t, long value) { if (ts.ContainsKey(t)) ts[t] = value; else ts.Add(t, value); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static void SafePlus<T>(this Dictionary<T, long> ts, T t, long value) { if (ts.ContainsKey(t)) ts[t] += value; else ts.Add(t, value); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static void SafeSub<T>(this Dictionary<T, long> ts, T t, long value) { if (ts.ContainsKey(t)) ts[t] -= value; else ts.Add(t, value); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static void SafeMult<T>(this Dictionary<T, long> ts, T t, long value) { if (ts.ContainsKey(t)) ts[t] *= value; else ts.Add(t, value); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static void SafeDiv<T>(this Dictionary<T, long> ts, T t, long value) { if (ts.ContainsKey(t)) ts[t] /= value; else ts.Add(t, value); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static HashSet<T> ToHashSet<T>(this IEnumerable<T> ts) => new HashSet<T>(ts.Distinct()); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long ToDigit(this char c) => (long)(c - '0'); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long ToSmallAbcIndex(this char c) => (long)(c - 'a'); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long ToLargeAbcIndex(this char c) => (long)(c - 'A'); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long Count<T1, T2>(this IGrouping<T1, T2> gs) => gs.LongCount(); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static string ToStr(this IEnumerable<char> cs) => new string(cs.ToArray()); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long ToLong(this IEnumerable<char> s) { var basis = 1L; var res = 0L; foreach (var c in s) { var d = c.ToSmallAbcIndex() + 1; res += d * basis; basis *= 27; } return res; } //[MethodImpl(MethodImplOptions.AggressiveInlining)] // public static bool TryMin<T>(this ref T current, T newer) where T : struct, // IComparable<T> //{ // if (current.CompareTo(newer) <= 0) // return false; // current = newer; // return true; //} //[MethodImpl(MethodImplOptions.AggressiveInlining)] // public static bool TryMax<T>(this ref T current, T newer) where T : struct, // IComparable<T> //{ // if (current.CompareTo(newer) >= 0) // return false; // current = newer; // return true; //} } class C { public class SegmentTree<T> { private readonly int valueCount; private readonly int baseCount; private readonly int baseIndex; private readonly T[] nodes; private readonly Func<T, T, T> func; private readonly T defaultValue; public SegmentTree(IReadOnlyList<T> ts, Func<T, T, T> func, T filling = default(T)) { this.func = func; this.defaultValue = filling; valueCount = ts.Count; baseCount = 1; while (valueCount > baseCount) baseCount <<= 1; nodes = new T[baseCount * 2 - 1]; baseIndex = baseCount - 1; for (int i = 0; i < ts.Count; i++) nodes[baseIndex + i] = ts[i]; for (int i = ts.Count; i < baseCount; i++) nodes[baseIndex + i] = filling; for (int i = baseIndex - 1; i >= 0; i--) nodes[i] = func.Invoke(nodes[i * 2 + 1], nodes[i * 2 + 2]); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public void Update(int index, T t) { var i = baseIndex + index; nodes[i] = t; while (i > 0) { i -= 1; i /= 2; nodes[i] = func.Invoke(nodes[i * 2 + 1], nodes[i * 2 + 2]); } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public T Query(int leftIndex, int rightNextIndex) { T left = defaultValue; T right = defaultValue; int l = leftIndex + baseCount - 1; int r = rightNextIndex + baseCount - 1; for (; l < r; l >>= 1, r >>= 1) { if ((l & 1) == 0) { left = func.Invoke(left, nodes[l]); } if ((r & 1) == 0) { r--; right = func.Invoke(right, nodes[r]); } } return func.Invoke(left, right); } } public class SegmentTree { public static SegmentTree<int> Sum(IReadOnlyList<int> values) => new SegmentTree<int>(values, (x, y) => x + y); public static SegmentTree<long> Sum(IReadOnlyList<long> values) => new SegmentTree<long>(values, (x, y) => x + y); public static SegmentTree<double> Sum(IReadOnlyList<double> values) => new SegmentTree<double>(values, (x, y) => x + y); public static SegmentTree<int> Mult(IReadOnlyList<int> values) => new SegmentTree<int>(values, (x, y) => x * y, 1); public static SegmentTree<long> Mult(IReadOnlyList<long> values) => new SegmentTree<long>(values, (x, y) => x * y, 1); public static SegmentTree<double> Mult(IReadOnlyList<double> values) => new SegmentTree<double>(values, (x, y) => x * y, 1); public static SegmentTree<int> Min(IReadOnlyList<int> values) => new SegmentTree<int>(values, Math.Min, int.MaxValue); public static SegmentTree<long> Min(IReadOnlyList<long> values) => new SegmentTree<long>(values, Math.Min, long.MaxValue); public static SegmentTree<double> Min(IReadOnlyList<double> values) => new SegmentTree<double>(values, Math.Min, double.MaxValue); public static SegmentTree<int> Max(IReadOnlyList<int> values) => new SegmentTree<int>(values, Math.Max, int.MinValue); public static SegmentTree<long> Max(IReadOnlyList<long> values) => new SegmentTree<long>(values, Math.Max, long.MinValue); public static SegmentTree<double> Max(IReadOnlyList<double> values) => new SegmentTree<double>(values, Math.Max, double.MinValue); } public class UnionFind { private int[] parents; [MethodImpl(MethodImplOptions.AggressiveInlining)] public UnionFind(int count) { parents = Enumerable.Repeat(-1, count).ToArray(); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public bool TryUnite(int x, int y) { var rootX = GetRoot(x); var rootY = GetRoot(y); if (rootX == rootY) return false; if (parents[rootY] < parents[rootX]) { var temp = rootX; rootX = rootY; rootY = temp; } parents[rootX] += parents[rootY]; parents[rootY] = rootX; return true; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public bool Find(int x, int y) => GetRoot(x) == GetRoot(y); [MethodImpl(MethodImplOptions.AggressiveInlining)] public int GetRoot(int x) { while (parents[x] >= 0) x = parents[x]; return x; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public long GetSize(int x) => -parents[GetRoot(x)]; } public class IterTools { /// <summary> /// ็ต„ใฟๅˆใ‚ใ›๏ผˆ้‡่ค‡ใชใ—๏ผ‰ /// n = 4, k = 3 => (0,1,2) (0,1,3) (0,2,3) (1,2,3) /// </summary> [MethodImpl(MethodImplOptions.AggressiveInlining)] public static IEnumerable<IReadOnlyList<long>> Combinations(long n, long k) { if (k <= 0) yield break; long[] indices = new long[k]; long pointer = 0; while (pointer >= 0) { if (indices[pointer] < n) { if (pointer >= k - 1) { yield return indices; indices[pointer]++; } else { indices[pointer + 1] = indices[pointer] + 1; pointer++; } } else { pointer--; if (pointer >= 0) indices[pointer]++; } } } /// <summary> /// ็ต„ใฟๅˆใ‚ใ›๏ผˆ้‡่ค‡ใชใ—๏ผ‰ /// n = 4, k = 3 => (0,1,2) (0,1,3) (0,2,3) (1,2,3) /// </summary> [MethodImpl(MethodImplOptions.AggressiveInlining)] public static IEnumerable<IReadOnlyList<T>> Combinations<T>(T[] ts, long k) { if (k <= 0) yield break; long[] indices = new long[k]; T[] container = new T[k]; long pointer = 0; long n = ts.LongLength; while (pointer >= 0) { if (indices[pointer] < n) { container[pointer] = ts[indices[pointer]]; if (pointer >= k - 1) { yield return container; indices[pointer]++; } else { indices[pointer + 1] = indices[pointer] + 1; pointer++; } } else { pointer--; if (pointer >= 0) indices[pointer]++; } } } /// <summary> /// ็ต„ใฟๅˆใ‚ใ›๏ผˆ้‡่ค‡ใ‚ใ‚Š๏ผ‰ /// n = 3, k = 2 => (0,0) (0,1) (0,2) (1,0) (1,1) (1,2) (2,0) (2,1) (2,2) /// </summary> [MethodImpl(MethodImplOptions.AggressiveInlining)] public static IEnumerable<IReadOnlyList<long>> CombinationsWithReplacement(long n, long k) { if (k <= 0) yield break; long[] container = new long[k]; long pointer = 0; while (pointer >= 0) { if (container[pointer] < n) { if (pointer >= k - 1) { yield return container; container[pointer]++; } else { container[pointer + 1] = 0; pointer++; } } else { pointer--; if (pointer >= 0) container[pointer]++; } } } /// <summary> /// ็ต„ใฟๅˆใ‚ใ›๏ผˆ้‡่ค‡ใ‚ใ‚Š๏ผ‰ /// n = 3, k = 2 => (0,0) (0,1) (0,2) (1,0) (1,1) (1,2) (2,0) (2,1) (2,2) /// </summary> [MethodImpl(MethodImplOptions.AggressiveInlining)] public static IEnumerable<IReadOnlyList<T>> CombinationsWithReplacement<T>(T[] ts, long k) { if (k <= 0) yield break; long[] indices = new long[k]; T[] container = new T[k]; long pointer = 0; long n = ts.LongLength; while (pointer >= 0) { if (indices[pointer] < n) { container[pointer] = ts[indices[pointer]]; if (pointer >= k - 1) { yield return container; indices[pointer]++; } else { indices[pointer + 1] = 0; pointer++; } } else { pointer--; if (pointer >= 0) indices[pointer]++; } } } /// <summary> /// ้ †ๅˆ— /// n = 3, k = 2 => (0,1) (0,2) (1,0) (1,2) (2,0) (2,1) /// </summary> [MethodImpl(MethodImplOptions.AggressiveInlining)] public static IEnumerable<IReadOnlyList<long>> Permutations(long n, long k) { if (k <= 0) yield break; HashSet<long> enumed = new HashSet<long>(); long[] container = new long[k]; long pointer = 0; while (pointer >= 0) { if (container[pointer] < n) { if (enumed.Contains(container[pointer])) { container[pointer]++; } else if (pointer >= k - 1) { yield return container; container[pointer]++; } else { enumed.Add(container[pointer]); container[pointer + 1] = 0; pointer++; } } else { pointer--; if (pointer >= 0) { enumed.Remove(container[pointer]); container[pointer]++; } } } } /// <summary> /// ้ †ๅˆ— /// n = 3, k = 2 => (0,1) (0,2) (1,0) (1,2) (2,0) (2,1) /// </summary> [MethodImpl(MethodImplOptions.AggressiveInlining)] public static IEnumerable<IReadOnlyList<T>> Permutations<T>(T[] ts, long k) { if (k <= 0) yield break; HashSet<long> enumed = new HashSet<long>(); long[] indices = new long[k]; T[] container = new T[k]; long pointer = 0; long n = ts.LongLength; while (pointer >= 0) { if (indices[pointer] < n) { if (enumed.Contains(indices[pointer])) { indices[pointer]++; } else if (pointer >= k - 1) { container[pointer] = ts[indices[pointer]]; yield return container; indices[pointer]++; } else { container[pointer] = ts[indices[pointer]]; enumed.Add(indices[pointer]); indices[pointer + 1] = 0; pointer++; } } else { pointer--; if (pointer >= 0) { enumed.Remove(indices[pointer]); indices[pointer]++; } } } } } public class Tree { public Tree() { toNodes = new Dictionary<long, long[]>(); } public Tree(Scanner sc, long n, bool base1 = true, bool singleDirection = false) { Adjust(sc.Pairs(n), base1, singleDirection); } public Tree(Pair<long, long>[] edges, bool base1 = true, bool singleDirection = false) { Adjust(edges, base1, singleDirection); } public Tree(IEnumerable<long> ps, IEnumerable<long> qs, bool base1 = true, bool singleDirection = false) { Adjust(ps.Zip(qs, (p, q) => new Pair<long, long>(p, q)).ToArray(), base1, singleDirection); } [MethodImpl(MethodImplOptions.AggressiveInlining)] private void Adjust(Pair<long, long>[] edges, bool base1, bool singleDirection) { var arrows = base1 ? edges.Select(x => new { from = x.X - 1, to = x.Y - 1 }) : edges.Select(x => new { from = x.X, to = x.Y }); if (singleDirection == false) arrows = arrows.Concat(arrows.Select(x => new { from = x.to, to = x.from })); toNodes = arrows.GroupBy(x => x.from) .ToDictionary(x => x.Key, x => x.Select(xs => xs.to).ToArray()); } private long[] empty = new long[0]; private Dictionary<long, long[]> toNodes; public long[] To(long from) { long[] res = null; if (toNodes.TryGetValue(from, out res)) return res; else return empty; } public IEnumerable<Pair<long, long>> GetRouteEdges(long from, long to) { return GetRouteEdgesImpl(from, to).Skip(1); } [MethodImpl(MethodImplOptions.AggressiveInlining)] private IEnumerable<Pair<long, long>> GetRouteEdgesImpl(long from, long to) { var routeNodes = GetRouteNodes(from, to); var current = -1L; foreach (var next in routeNodes) { yield return new Pair<long, long>(current, next); current = next; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public IEnumerable<long> GetRouteNodes(long from, long to) { Stack<long> routeNodes = new Stack<long>(); HashSet<long> checkedNodes = new HashSet<long>(); GetRouteNodes(from, to, routeNodes, checkedNodes); return routeNodes.Reverse(); } [MethodImpl(MethodImplOptions.AggressiveInlining)] private bool GetRouteNodes(long current, long dest, Stack<long> routeNodes, HashSet<long> checkedNodes) { routeNodes.Push(current); checkedNodes.Add(current); if (current == dest) return true; foreach (var next in toNodes[current]) { if (checkedNodes.Contains(next)) continue; if (GetRouteNodes(next, dest, routeNodes, checkedNodes)) return true; } routeNodes.Pop(); return false; } /// <summary> /// ๆœจใฎ็›ดๅพ„๏ผˆไธ€็•ช้•ทใ„ๆž๏ผ‰ใ‚’ๆฑ‚ใ‚ใ‚‹ /// </summary> /// <returns>ๆœจใฎ็›ดๅพ„๏ผˆไธ€็•ช้•ทใ„ๆž๏ผ‰</returns> public long GetDiameter() { long firstFarthest = 0; long _1 = 0; GetDiameterImpl(-1, 0, 0, ref _1, ref firstFarthest); long maxDistance = 0; long _2 = 0; GetDiameterImpl(-1, firstFarthest, 0, ref maxDistance, ref _2); return maxDistance; } private void GetDiameterImpl(long from, long current, long distance, ref long maxDistance, ref long farthest) { if (distance > maxDistance) { maxDistance = distance; farthest = current; } foreach (var to in To(current)) { if (from == to) continue; GetDiameterImpl(current, to, distance + 1, ref maxDistance, ref farthest); } } } public class PriorityQueue<TKey, TState> where TKey : IComparable<TKey> { public int Count { get; private set; } private readonly Func<TState, TKey> keySelector; private readonly bool desc; private TState[] states = new TState[65536]; private TKey[] keys = new TKey[65536]; [MethodImpl(MethodImplOptions.AggressiveInlining)] public PriorityQueue(Func<TState, TKey> keySelector, bool desc = false) { this.keySelector = keySelector; this.desc = desc; } public TState Top { [MethodImpl(MethodImplOptions.AggressiveInlining)] get { ValidateNonEmpty(); return states[1]; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public TState Dequeue() { var top = Top; var item = states[Count]; var key = keys[Count]; Count--; int index = 1; while (true) { if ((index << 1) >= Count) { if (index << 1 > Count) break; if (key.CompareTo(keys[index << 1]) <= 0 ^ desc) break; states[index] = states[index << 1]; keys[index] = keys[index << 1]; index <<= 1; } else { var nextIndex = keys[index << 1].CompareTo(keys[(index << 1) + 1]) <= 0 ^ desc ? (index << 1) : (index << 1) + 1; if (key.CompareTo(keys[nextIndex]) <= 0 ^ desc) break; states[index] = states[nextIndex]; keys[index] = keys[nextIndex]; index = nextIndex; } } states[index] = item; keys[index] = key; return top; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public void Enqueue(TState state) { var key = keySelector.Invoke(state); Count++; int index = Count; if (states.Length == Count) Extend(states.Length * 2); while ((index >> 1) != 0) { if (keys[index >> 1].CompareTo(key) <= 0 ^ desc) break; states[index] = states[index >> 1]; keys[index] = keys[index >> 1]; index >>= 1; } states[index] = state; keys[index] = key; } [MethodImpl(MethodImplOptions.AggressiveInlining)] private void Extend(int newSize) { TState[] newStates = new TState[newSize]; TKey[] newKeys = new TKey[newSize]; states.CopyTo(newStates, 0); keys.CopyTo(newKeys, 0); states = newStates; keys = newKeys; } [MethodImpl(MethodImplOptions.AggressiveInlining)] private void ValidateNonEmpty() { if (Count == 0) throw new IndexOutOfRangeException(); } } public class BinaryIndexTree { long length; long[] binaryIndexedTree; [MethodImpl(MethodImplOptions.AggressiveInlining)] public BinaryIndexTree(long length) { this.length = length; binaryIndexedTree = new long[length + 1]; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public void Add(long indexZeroBase, long additional) { // i += i & -i // 1ใŒ็ซ‹ใฃใฆใ„ใ‚‹ๆœ€ไธ‹ไฝใƒ“ใƒƒใƒˆใ‚’่ถณใ™ใ€ใฎๆ„ๅ‘ณ for (long i = indexZeroBase + 1; i <= length; i += i & -i) { binaryIndexedTree[i] += additional; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public long Sum(long indexZeroBase) { long result = 0; // i += i & -i // 1ใŒ็ซ‹ใฃใฆใ„ใ‚‹ๆœ€ไธ‹ไฝใƒ“ใƒƒใƒˆใ‚’ๅผ•ใใ€ใฎๆ„ๅ‘ณ for (long i = indexZeroBase + 1; i > 0; i -= i & -i) { result += binaryIndexedTree[i]; } return result; } } public static class BinarySearch { [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long GetFirstIndexGreater<T>(T x, IList<T> listOrdered) where T : IComparable { return GetFirstIndexGreater(x, listOrdered, 0, listOrdered.Count - 1); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long GetFirstIndexGreater<T>(T x, IList<T> listOrdered, int low, int high) where T : IComparable { var count = listOrdered.Count; if (count == 0) return low; if (listOrdered[high].CompareTo(x) <= 0) return high + 1; while (low < high) { var mid = (low + high) / 2; if (listOrdered[mid].CompareTo(x) > 0) high = mid; else low = mid + 1; } return low; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long GetLastIndexLess<T>(T x, IList<T> listOrdered) where T : IComparable { return GetLastIndexLess(x, listOrdered, 0, listOrdered.Count - 1); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long GetLastIndexLess<T>(T x, IList<T> listOrdered, int low, int high) where T : IComparable { var count = listOrdered.Count; if (count == 0) return low - 1; if (listOrdered[0].CompareTo(x) >= 0) return low - 1; while (low < high) { var mid = (low + high + 1) / 2; if (listOrdered[mid].CompareTo(x) < 0) low = mid; else high = mid - 1; } return low; } } public static class BellmanFord { public class Vertex { public long Distance { get; set; } public Vertex() { Distance = long.MaxValue; } } public class Edge { public int From { get; private set; } public int To { get; private set; } public long Weight { get; private set; } public Edge(int from, int to, long weight) { From = from; To = to; Weight = weight; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] private static void GetReachable(int origin, ref HashSet<int> reached, ref Dictionary<int, int[]> paths) { if (reached.Contains(origin)) return; reached.Add(origin); if (paths.ContainsKey(origin) == false) return; foreach (var p in paths[origin]) GetReachable(p, ref reached, ref paths); } /// <summary> /// null: ่ฒ ใฎ็„ก้™ๅคง /// long.MaxValue: ใŸใฉใ‚Š็€ใ‘ใชใ„ /// ใใฎไป–: ่ท้›ข /// </summary> [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long? RunBellmanFord(int vertexCount, List<Edge> rawEdges, int source, int dest) { var forwards = rawEdges.GroupBy(x => x.From) .ToDictionary(x => x.Key, x => x.Select(xs => xs.To).ToArray()); var reverses = rawEdges.GroupBy(x => x.To).ToDictionary( x => x.Key, x => x.Select(xs => xs.From).ToArray()); var fromSource = new HashSet<int>(); var toDest = new HashSet<int>(); GetReachable(source, ref fromSource, ref forwards); GetReachable(dest, ref toDest, ref reverses); var edges = rawEdges.Where(e => fromSource.Contains(e.From)) .Where(e => fromSource.Contains(e.To)) .Where(e => toDest.Contains(e.From)) .Where(e => toDest.Contains(e.To)) .ToArray(); // initialize distances var vertices = new List<Vertex>(); for (int i = 0; i < vertexCount; i++) vertices.Add(new Vertex()); vertices[source].Distance = 0L; // update distances for (int i = 0; i < vertices.Count; i++) { foreach (var e in edges) { var from = vertices[e.From]; var to = vertices[e.To]; if (from.Distance == long.MaxValue) continue; var newDistance = from.Distance + e.Weight; if (to.Distance > newDistance) { to.Distance = newDistance; } } } // check negative cycle foreach (var e in edges) { var from = vertices[e.From]; var to = vertices[e.To]; if (from.Distance + e.Weight < to.Distance) return null; } return vertices[dest].Distance; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long Gcd(int a, int b) => Gcd((long)a, (long)b); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long Gcd(long a, long b) { if (a < b) return GcdImpl(b, a); else return GcdImpl(a, b); } [MethodImpl(MethodImplOptions.AggressiveInlining)] private static long GcdImpl(long a, long b) { var remainder = a % b; if (remainder == 0) return b; else return GcdImpl(b, remainder); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long Lcm(int a, int b) => Lcm((long)a, (long)b); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long Lcm(long a, long b) { return a / Gcd(a, b) * b; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long Pow(int n, int p) => Pow((long)n, (long)p); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long Pow(long n, long p) { var res = 1L; for (long i = 0; i < p; i++) res *= n; return res; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Dictionary<long, long> Factorize(int n) => Factorize((long)n); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Dictionary<long, long> Factorize(long n) { var res = new Dictionary<long, long>(); var r = n; for (long i = 2; i * i <= r; i++) { var c = 0L; while (r % i == 0) { c++; r /= i; } if (c > 0) res.Add(i, c); } if (r > 1) res.Add(r, 1); return res; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static IEnumerable<long> Divisors(int n) => Divisors((long)n); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static IEnumerable<long> Divisors(long n) { var cache = new Stack<long>(); for (long i = 1; i * i <= n; i++) { if (n % i == 0) { yield return i; cache.Push(i); } } var r = cache.Peek(); if (r * r == n) cache.Pop(); while (cache.Count > 0) { var i = cache.Pop(); yield return n / i; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static IEnumerable<int> Loop(int n) { for (int i = 0; i < n; i++) yield return i; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static IEnumerable<long> Loop(long n) { for (long i = 0L; i < n; i++) yield return i; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static IEnumerable<T> Repeat<T>(T t, long n) { for (long i = 0L; i < n; i++) yield return t; } } struct Mint { public static long Divider { set { divider = value; } } private static long divider = 1000000007L; [MethodImpl(MethodImplOptions.AggressiveInlining)] public static void Set998244353() { divider = 998244353L; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static void Set1000000009() { divider = 1000000009L; } public long Value { get; } public override string ToString() => this.Value.ToString(); [MethodImpl(MethodImplOptions.AggressiveInlining)] public Mint(long value) { this.Value = value; } // public static implicit operator Mint(long a) => new Mint(a % divider); // public static implicit operator Mint(int a) => new Mint(a % divider); // public static explicit operator long(Mint a) => a.Value; // public static explicit operator int(Mint a) => (int)a.Value; [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator +(Mint a, Mint b) => new Mint((a.Value + b.Value) % divider); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator +(Mint a, long b) => a + new Mint(b); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator +(Mint a, int b) => a + new Mint(b); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator -(Mint a, Mint b) { var t = (a.Value - b.Value) % divider; if (t < 0L) t += divider; return new Mint(t); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator -(Mint a, long b) => a - new Mint(b); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator -(Mint a, int b) => a - new Mint(b); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator *(Mint a, Mint b) => new Mint((a.Value * b.Value) % divider); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator *(Mint a, long b) => a * new Mint(b); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator *(Mint a, int b) => a * new Mint(b); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator /(Mint a, Mint b) => new Mint((a.Value * InvImpl(b.Value)) % divider); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator /(Mint a, long b) => a / new Mint(b); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator /(Mint a, int b) => a / new Mint(b); [MethodImpl(MethodImplOptions.AggressiveInlining)] public Mint Pow(long p) => new Mint(PowImpl(Value, p)); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint Pow(long a, long p) => new Mint(PowImpl(a, p)); [MethodImpl(MethodImplOptions.AggressiveInlining)] private static long PowImpl(long a, long p) { if (p == 0L) return 1L; if (p == 1L) return a; var halfP = p / 2L; var halfPowered = PowImpl(a, halfP); var powered = halfPowered * halfPowered % divider; return p % 2L == 0L ? powered : powered * a % divider; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint Inv(long a) => new Mint(InvImpl(a)); private static readonly Dictionary<long, long> invCache = new Dictionary<long, long>(); [MethodImpl(MethodImplOptions.AggressiveInlining)] private static long InvImpl(long a) { long cache; if (invCache.TryGetValue(a, out cache)) return cache; var result = PowImpl(a, divider - 2L); invCache.Add(a, result); return result; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint Fac(long a) => new Mint(FacImpl(a)); private static long[] facCache = new long[262144]; private static long cachedFac = 0L; [MethodImpl(MethodImplOptions.AggressiveInlining)] private static long FacImpl(long a) { if (a >= divider) return 0L; facCache[0] = 1L; if (facCache.LongLength <= a) { long newSize = facCache.LongLength; while (newSize <= a) { newSize *= 2; } ExtendFacCache(newSize); } if (cachedFac < a) { var val = facCache[cachedFac]; var start = cachedFac + 1L; for (long i = start; i <= a; i++) { val = (val * i) % divider; facCache[i] = val; } cachedFac = a; } return facCache[a]; } [MethodImpl(MethodImplOptions.AggressiveInlining)] private static void ExtendFacCache(long newSize) { long[] newFacCache = new long[newSize]; facCache.CopyTo(newFacCache, 0); facCache = newFacCache; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint Perm(long n, long r) => new Mint(PermImpl(n, r)); [MethodImpl(MethodImplOptions.AggressiveInlining)] private static long PermImpl(long n, long r) { if (n < r) return 0L; if (r <= 0L) return 1L; var nn = FacImpl(n); var nr = FacImpl(n - r); return (nn * InvImpl(nr)) % divider; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint Comb(long n, long r) => new Mint(CombImpl(n, r)); [MethodImpl(MethodImplOptions.AggressiveInlining)] private static long CombImpl(long n, long r) { if (n < r) return 0L; if (n == r) return 1L; if (n - r < r) return CombImpl(n, n - r); var nn = FacImpl(n); var nr = FacImpl(n - r); var rr = FacImpl(r); var nrrr = (nr * rr) % divider; return (nn * InvImpl(nrrr)) % divider; } } }
using System; using System.Collections.Generic; using System.IO; using System.Linq; using System.Runtime.CompilerServices; namespace V { partial class Solver { public void Solve() { // var n = Read; Write(SolveLong()); // YesNo(SolveBool()); } public long SolveLong() { var n = Read; var m = Read; var a = Arr(n).OrderBy(x => x).ToArray(); var l = a[0] + a[0]; var r = a[n - 1] + a[n - 1]; while (l + 1 < r) { var mid = (l + r) / 2; var count = 0L; foreach (var i in C.Loop(n)) { var idx = C.BinarySearch.GetLastIndexLess(mid - a[i], a); var c = (n - idx) - 1; count += c; } if (count >= m) l = mid; else r = mid; } var s = new List<long>() { 0L }; var current = 0L; foreach (var i in C.Loop(n)) { current += a[i]; s.Add(current); } var res = 0L; var cnt = 0L; foreach (var i in C.Loop(n)) { var idx = C.BinarySearch.GetLastIndexLess(l - a[i], a); var c = (n - idx) - 1; cnt += c; res += c * a[i]; res += s[(int)n] - s[(int)idx + 1]; } res -= (cnt - m) * l; return res; } public bool SolveBool() { var n = Read; return false; } } } namespace V { class StartingPoint { static void Main(string[] args) { try { var streamReader = args.Any() ? new StreamReader(args[0]) : new StreamReader(Console.OpenStandardInput()); var streamWriter = new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false }; var scanner = new Scanner(streamReader); var printer = new Printer(streamWriter); var solver = new Solver(scanner, printer); solver.Solve(); streamWriter.Flush(); } catch (Exception e) { Console.WriteLine(e); if (args.Any() == false) throw e; } if (args.Any()) Console.ReadKey(); } } partial class Solver { public Solver(Scanner sc, Printer pr) { this.sc = sc; this.pr = pr; } private readonly Scanner sc; private readonly Printer pr; private IEnumerable<int> Loop(int n) => C.Loop(n); private IEnumerable<long> Loop(long n) => C.Loop(n); private int RdInt => sc.Int; private int ReadInt => sc.Int; private long Rd => sc.Long; private long Read => sc.Long; private long ReadLong => sc.Long; private double RdDouble => sc.Double; private double ReadDouble => sc.Double; private string Str => sc.Str; private string RdStr => sc.Str; private string ReadStr => sc.Str; private int[] ArrInt(int n) => sc.Ints(n); private int[] ArrInt(long n) => sc.Ints(n); private long[] Arr(int n) => sc.Longs(n); private long[] Arr(long n) => sc.Longs(n); private long[] ArrLong(int n) => sc.Longs(n); private long[] ArrLong(long n) => sc.Longs(n); private double[] ArrDouble(int n) => sc.Doubles(n); private double[] ArrDouble(long n) => sc.Doubles(n); private string[] ArrStr(int n) => sc.Strs(n); private string[] ArrStr(long n) => sc.Strs(n); private void Wr(string s) => pr.Write(s); private void Wr(object obj) => pr.Write(obj); private void Wr<T>(IEnumerable<T> ts) => pr.Write(ts); private void Wr(params object[] objs) => pr.Write(objs); private void Write(string s) => pr.Write(s); private void Write(object obj) => pr.Write(obj); private void Write<T>(IEnumerable<T> ts) => pr.Write(ts); private void Write(params object[] objs) => pr.Write(objs); private void YesNo(bool b) => Write(b ? "Yes" : "No"); private void YESNO(bool b) => Write(b ? "YES" : "NO"); } class Scanner { private readonly TextReader reader; public Scanner(TextReader reader) { this.reader = reader; } private Queue<string> strQueue = new Queue<string>(); public string Str { get { if (strQueue.Count > 0) return strQueue.Dequeue(); string[] strs = null; do { strs = reader.ReadLine().Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries); } while (strs.Any() == false); foreach (var s in strs.Skip(1)) strQueue.Enqueue(s); return strs[0]; } } public int Int => int.Parse(this.Str); public long Long => long.Parse(this.Str); public double Double => double.Parse(this.Str); public static bool TypeEquals<T1, T2>() => typeof(T1).Equals(typeof(T2)); public static T1 ChangeTypes<T1, T2>(T2 t2) => (T1)System.Convert.ChangeType(t2, typeof(T1)); public static T1 Convert<T1>(string s) => TypeEquals<T1, int>() ? ChangeTypes<T1, int>(int.Parse(s)) : TypeEquals<T1, long>() ? ChangeTypes<T1, long>(long.Parse(s)) : TypeEquals<T1, double>() ? ChangeTypes<T1, double>(int.Parse(s)) : TypeEquals<T1, char>() ? ChangeTypes<T1, char>(s[0]) : ChangeTypes<T1, string>(s); public Pair<TX, TY> P2<TX, TY>() => new Pair<TX, TY>(Convert<TX>(this.Str), Convert<TY>(this.Str)); public Pair3<TX, TY, TZ> P3<TX, TY, TZ>() => new Pair3<TX, TY, TZ>( Convert<TX>(this.Str), Convert<TY>(this.Str), Convert<TZ>(this.Str)); public Pair4<TX, TY, TZ, TW> P4<TX, TY, TZ, TW>() => new Pair4<TX, TY, TZ, TW>(Convert<TX>(this.Str), Convert<TY>(this.Str), Convert<TZ>(this.Str), Convert<TW>(this.Str)); } static class ScannerExtension { public static int[] Ints(this Scanner scanner, int n) => scanner.Ints((long)n); public static int[] Ints(this Scanner scanner, long n) => scanner.ScanStrs<int>(n).ToArray(); public static long[] Longs(this Scanner scanner, int n) => scanner.Longs((long)n); public static long[] Longs(this Scanner scanner, long n) => scanner.ScanStrs<long>(n).ToArray(); public static double[] Doubles(this Scanner scanner, int n) => scanner.Doubles((long)n); public static double[] Doubles(this Scanner scanner, long n) => scanner.ScanStrs<double>(n).ToArray(); public static string[] Strs(this Scanner scanner, int n) => scanner.Strs((long)n); public static string[] Strs(this Scanner scanner, long n) => scanner.ScanStrs<string>(n).ToArray(); private static IEnumerable<T> ScanStrs<T>(this Scanner scanner, long n) { for (long i = 0; i < n; i++) yield return Scanner.Convert<T>(scanner.Str); } public static Pair<TX, TY>[] Pairs<TX, TY>(this Scanner scanner, int n) => scanner.Pairs<TX, TY>((long)n); public static Pair<TX, TY>[] Pairs<TX, TY>(this Scanner scanner, long n) => scanner.ScanPairs<TX, TY>(n).ToArray(); public static Pair<long, long>[] Pairs(this Scanner scanner, int n) => scanner.Pairs((long)n); public static Pair<long, long>[] Pairs(this Scanner scanner, long n) => scanner.ScanPairs<long, long>(n).ToArray(); public static Pair<int, int>[] PairsInt(this Scanner scanner, int n) => scanner.PairsInt((long)n); public static Pair<int, int>[] PairsInt(this Scanner scanner, long n) => scanner.ScanPairs<int, int>(n).ToArray(); private static IEnumerable<Pair<TX, TY>> ScanPairs<TX, TY>(this Scanner scanner, long n) { for (long i = 0; i < n; i++) yield return scanner.P2<TX, TY>(); } public static Pair3<TX, TY, TZ>[] Pairs3<TX, TY, TZ>( this Scanner scanner, int n) => scanner.Pairs3<TX, TY, TZ>((long)n); public static Pair3<TX, TY, TZ>[] Pairs3<TX, TY, TZ>(this Scanner scanner, long n) => scanner.ScanPairs3<TX, TY, TZ>(n).ToArray(); public static Pair3<long, long, long>[] Pairs3(this Scanner scanner, int n) => scanner.Pairs3((long)n); public static Pair3<long, long, long>[] Pairs3(this Scanner scanner, long n) => scanner.ScanPairs3<long, long, long>(n).ToArray(); public static Pair3<int, int, int>[] Pairs3Int(this Scanner scanner, int n) => scanner.Pairs3Int((long)n); public static Pair3<int, int, int>[] Pairs3Int(this Scanner scanner, long n) => scanner.ScanPairs3<int, int, int>(n).ToArray(); private static IEnumerable<Pair3<TX, TY, TZ>> ScanPairs3<TX, TY, TZ>(this Scanner scanner, long n) { for (long i = 0; i < n; i++) yield return scanner.P3<TX, TY, TZ>(); } public static Pair4<TX, TY, TZ, TW>[] Pairs4<TX, TY, TZ, TW>( this Scanner scanner, int n) => scanner.Pairs4<TX, TY, TZ, TW>((long)n); public static Pair4<TX, TY, TZ, TW>[] Pairs4<TX, TY, TZ, TW>( this Scanner scanner, long n) => scanner.ScanPairs4<TX, TY, TZ, TW>(n).ToArray(); public static Pair4<long, long, long, long>[] Pairs4( this Scanner scanner, int n) => scanner.Pairs4((long)n); public static Pair4<long, long, long, long>[] Pairs4(this Scanner scanner, long n) => scanner.ScanPairs4<long, long, long, long>(n).ToArray(); public static Pair4<int, int, int, int>[] Pairs4Int( this Scanner scanner, int n) => scanner.Pairs4Int((long)n); public static Pair4<int, int, int, int>[] Pairs4Int(this Scanner scanner, long n) => scanner.ScanPairs4<int, int, int, int>(n).ToArray(); private static IEnumerable<Pair4<TX, TY, TZ, TW>> ScanPairs4<TX, TY, TZ, TW>(this Scanner scanner, long n) { for (long i = 0; i < n; i++) yield return scanner.P4<TX, TY, TZ, TW>(); } } class Pair<TX, TY> { public TX X { get; } public TY Y { get; } public Pair(TX x, TY y) { this.X = x; this.Y = y; } } class Pair : Pair<long, long> { public Pair(long x, long y) : base(x, y) {} } class PairInt : Pair<int, int> { public PairInt(int x, int y) : base(x, y) {} } class Pair3<TX, TY, TZ> { public TX X { get; } public TY Y { get; } public TZ Z { get; } public Pair3(TX x, TY y, TZ z) { this.X = x; this.Y = y; this.Z = z; } } class Pair3 : Pair3<long, long, long> { public Pair3(long x, long y, long z) : base(x, y, z) {} } class Pair3Int : Pair3<int, int, int> { public Pair3Int(int x, int y, int z) : base(x, y, z) {} } class Pair4<TX, TY, TZ, TW> { public TX X { get; } public TY Y { get; } public TZ Z { get; } public TW W { get; } public Pair4(TX x, TY y, TZ z, TW w) { this.X = x; this.Y = y; this.Z = z; this.W = w; } } class Pair4 : Pair4<long, long, long, long> { public Pair4(long x, long y, long z, long w) : base(x, y, z, w) {} } class Pair4Int : Pair4<int, int, int, int> { public Pair4Int(int x, int y, int z, int w) : base(x, y, z, w) {} } class Printer { private readonly TextWriter writer; public Printer(TextWriter writer) { this.writer = writer; } public void Write(string obj) { writer.WriteLine(obj); } public void Write(object obj) { writer.WriteLine(obj); } public void Write<T>(IEnumerable<T> ts) { writer.WriteLine(string.Join(" ", ts)); } public void Write(params object[] objs) { writer.WriteLine(string.Join(" ", objs)); } } static class Extension { [MethodImpl(MethodImplOptions.AggressiveInlining)] public static bool SafeAdd<T>(this HashSet<T> ts, T t) { if (ts.Contains(t)) { return false; } else { ts.Add(t); return false; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static bool SafeRemove<T>(this HashSet<T> ts, T t) { if (ts.Contains(t)) { ts.Remove(t); return true; } else { return false; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static void SafeSet<T>(this Dictionary<T, long> ts, T t, long value) { if (ts.ContainsKey(t)) ts[t] = value; else ts.Add(t, value); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static void SafePlus<T>(this Dictionary<T, long> ts, T t, long value) { if (ts.ContainsKey(t)) ts[t] += value; else ts.Add(t, value); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static void SafeSub<T>(this Dictionary<T, long> ts, T t, long value) { if (ts.ContainsKey(t)) ts[t] -= value; else ts.Add(t, value); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static void SafeMult<T>(this Dictionary<T, long> ts, T t, long value) { if (ts.ContainsKey(t)) ts[t] *= value; else ts.Add(t, value); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static void SafeDiv<T>(this Dictionary<T, long> ts, T t, long value) { if (ts.ContainsKey(t)) ts[t] /= value; else ts.Add(t, value); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static HashSet<T> ToHashSet<T>(this IEnumerable<T> ts) => new HashSet<T>(ts.Distinct()); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long ToDigit(this char c) => (long)(c - '0'); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long ToSmallAbcIndex(this char c) => (long)(c - 'a'); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long ToLargeAbcIndex(this char c) => (long)(c - 'A'); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long Count<T1, T2>(this IGrouping<T1, T2> gs) => gs.LongCount(); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static string ToStr(this IEnumerable<char> cs) => new string(cs.ToArray()); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long ToLong(this IEnumerable<char> s) { var basis = 1L; var res = 0L; foreach (var c in s) { var d = c.ToSmallAbcIndex() + 1; res += d * basis; basis *= 27; } return res; } //[MethodImpl(MethodImplOptions.AggressiveInlining)] // public static bool TryMin<T>(this ref T current, T newer) where T : struct, // IComparable<T> //{ // if (current.CompareTo(newer) <= 0) // return false; // current = newer; // return true; //} //[MethodImpl(MethodImplOptions.AggressiveInlining)] // public static bool TryMax<T>(this ref T current, T newer) where T : struct, // IComparable<T> //{ // if (current.CompareTo(newer) >= 0) // return false; // current = newer; // return true; //} } class C { public class SegmentTree<T> { private readonly int valueCount; private readonly int baseCount; private readonly int baseIndex; private readonly T[] nodes; private readonly Func<T, T, T> func; private readonly T defaultValue; public SegmentTree(IReadOnlyList<T> ts, Func<T, T, T> func, T filling = default(T)) { this.func = func; this.defaultValue = filling; valueCount = ts.Count; baseCount = 1; while (valueCount > baseCount) baseCount <<= 1; nodes = new T[baseCount * 2 - 1]; baseIndex = baseCount - 1; for (int i = 0; i < ts.Count; i++) nodes[baseIndex + i] = ts[i]; for (int i = ts.Count; i < baseCount; i++) nodes[baseIndex + i] = filling; for (int i = baseIndex - 1; i >= 0; i--) nodes[i] = func.Invoke(nodes[i * 2 + 1], nodes[i * 2 + 2]); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public void Update(int index, T t) { var i = baseIndex + index; nodes[i] = t; while (i > 0) { i -= 1; i /= 2; nodes[i] = func.Invoke(nodes[i * 2 + 1], nodes[i * 2 + 2]); } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public T Query(int leftIndex, int rightNextIndex) { T left = defaultValue; T right = defaultValue; int l = leftIndex + baseCount - 1; int r = rightNextIndex + baseCount - 1; for (; l < r; l >>= 1, r >>= 1) { if ((l & 1) == 0) { left = func.Invoke(left, nodes[l]); } if ((r & 1) == 0) { r--; right = func.Invoke(right, nodes[r]); } } return func.Invoke(left, right); } } public class SegmentTree { public static SegmentTree<int> Sum(IReadOnlyList<int> values) => new SegmentTree<int>(values, (x, y) => x + y); public static SegmentTree<long> Sum(IReadOnlyList<long> values) => new SegmentTree<long>(values, (x, y) => x + y); public static SegmentTree<double> Sum(IReadOnlyList<double> values) => new SegmentTree<double>(values, (x, y) => x + y); public static SegmentTree<int> Mult(IReadOnlyList<int> values) => new SegmentTree<int>(values, (x, y) => x * y, 1); public static SegmentTree<long> Mult(IReadOnlyList<long> values) => new SegmentTree<long>(values, (x, y) => x * y, 1); public static SegmentTree<double> Mult(IReadOnlyList<double> values) => new SegmentTree<double>(values, (x, y) => x * y, 1); public static SegmentTree<int> Min(IReadOnlyList<int> values) => new SegmentTree<int>(values, Math.Min, int.MaxValue); public static SegmentTree<long> Min(IReadOnlyList<long> values) => new SegmentTree<long>(values, Math.Min, long.MaxValue); public static SegmentTree<double> Min(IReadOnlyList<double> values) => new SegmentTree<double>(values, Math.Min, double.MaxValue); public static SegmentTree<int> Max(IReadOnlyList<int> values) => new SegmentTree<int>(values, Math.Max, int.MinValue); public static SegmentTree<long> Max(IReadOnlyList<long> values) => new SegmentTree<long>(values, Math.Max, long.MinValue); public static SegmentTree<double> Max(IReadOnlyList<double> values) => new SegmentTree<double>(values, Math.Max, double.MinValue); } public class UnionFind { private int[] parents; [MethodImpl(MethodImplOptions.AggressiveInlining)] public UnionFind(int count) { parents = Enumerable.Repeat(-1, count).ToArray(); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public bool TryUnite(int x, int y) { var rootX = GetRoot(x); var rootY = GetRoot(y); if (rootX == rootY) return false; if (parents[rootY] < parents[rootX]) { var temp = rootX; rootX = rootY; rootY = temp; } parents[rootX] += parents[rootY]; parents[rootY] = rootX; return true; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public bool Find(int x, int y) => GetRoot(x) == GetRoot(y); [MethodImpl(MethodImplOptions.AggressiveInlining)] public int GetRoot(int x) { while (parents[x] >= 0) x = parents[x]; return x; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public long GetSize(int x) => -parents[GetRoot(x)]; } public class IterTools { /// <summary> /// ็ต„ใฟๅˆใ‚ใ›๏ผˆ้‡่ค‡ใชใ—๏ผ‰ /// n = 4, k = 3 => (0,1,2) (0,1,3) (0,2,3) (1,2,3) /// </summary> [MethodImpl(MethodImplOptions.AggressiveInlining)] public static IEnumerable<IReadOnlyList<long>> Combinations(long n, long k) { if (k <= 0) yield break; long[] indices = new long[k]; long pointer = 0; while (pointer >= 0) { if (indices[pointer] < n) { if (pointer >= k - 1) { yield return indices; indices[pointer]++; } else { indices[pointer + 1] = indices[pointer] + 1; pointer++; } } else { pointer--; if (pointer >= 0) indices[pointer]++; } } } /// <summary> /// ็ต„ใฟๅˆใ‚ใ›๏ผˆ้‡่ค‡ใชใ—๏ผ‰ /// n = 4, k = 3 => (0,1,2) (0,1,3) (0,2,3) (1,2,3) /// </summary> [MethodImpl(MethodImplOptions.AggressiveInlining)] public static IEnumerable<IReadOnlyList<T>> Combinations<T>(T[] ts, long k) { if (k <= 0) yield break; long[] indices = new long[k]; T[] container = new T[k]; long pointer = 0; long n = ts.LongLength; while (pointer >= 0) { if (indices[pointer] < n) { container[pointer] = ts[indices[pointer]]; if (pointer >= k - 1) { yield return container; indices[pointer]++; } else { indices[pointer + 1] = indices[pointer] + 1; pointer++; } } else { pointer--; if (pointer >= 0) indices[pointer]++; } } } /// <summary> /// ็ต„ใฟๅˆใ‚ใ›๏ผˆ้‡่ค‡ใ‚ใ‚Š๏ผ‰ /// n = 3, k = 2 => (0,0) (0,1) (0,2) (1,0) (1,1) (1,2) (2,0) (2,1) (2,2) /// </summary> [MethodImpl(MethodImplOptions.AggressiveInlining)] public static IEnumerable<IReadOnlyList<long>> CombinationsWithReplacement(long n, long k) { if (k <= 0) yield break; long[] container = new long[k]; long pointer = 0; while (pointer >= 0) { if (container[pointer] < n) { if (pointer >= k - 1) { yield return container; container[pointer]++; } else { container[pointer + 1] = 0; pointer++; } } else { pointer--; if (pointer >= 0) container[pointer]++; } } } /// <summary> /// ็ต„ใฟๅˆใ‚ใ›๏ผˆ้‡่ค‡ใ‚ใ‚Š๏ผ‰ /// n = 3, k = 2 => (0,0) (0,1) (0,2) (1,0) (1,1) (1,2) (2,0) (2,1) (2,2) /// </summary> [MethodImpl(MethodImplOptions.AggressiveInlining)] public static IEnumerable<IReadOnlyList<T>> CombinationsWithReplacement<T>(T[] ts, long k) { if (k <= 0) yield break; long[] indices = new long[k]; T[] container = new T[k]; long pointer = 0; long n = ts.LongLength; while (pointer >= 0) { if (indices[pointer] < n) { container[pointer] = ts[indices[pointer]]; if (pointer >= k - 1) { yield return container; indices[pointer]++; } else { indices[pointer + 1] = 0; pointer++; } } else { pointer--; if (pointer >= 0) indices[pointer]++; } } } /// <summary> /// ้ †ๅˆ— /// n = 3, k = 2 => (0,1) (0,2) (1,0) (1,2) (2,0) (2,1) /// </summary> [MethodImpl(MethodImplOptions.AggressiveInlining)] public static IEnumerable<IReadOnlyList<long>> Permutations(long n, long k) { if (k <= 0) yield break; HashSet<long> enumed = new HashSet<long>(); long[] container = new long[k]; long pointer = 0; while (pointer >= 0) { if (container[pointer] < n) { if (enumed.Contains(container[pointer])) { container[pointer]++; } else if (pointer >= k - 1) { yield return container; container[pointer]++; } else { enumed.Add(container[pointer]); container[pointer + 1] = 0; pointer++; } } else { pointer--; if (pointer >= 0) { enumed.Remove(container[pointer]); container[pointer]++; } } } } /// <summary> /// ้ †ๅˆ— /// n = 3, k = 2 => (0,1) (0,2) (1,0) (1,2) (2,0) (2,1) /// </summary> [MethodImpl(MethodImplOptions.AggressiveInlining)] public static IEnumerable<IReadOnlyList<T>> Permutations<T>(T[] ts, long k) { if (k <= 0) yield break; HashSet<long> enumed = new HashSet<long>(); long[] indices = new long[k]; T[] container = new T[k]; long pointer = 0; long n = ts.LongLength; while (pointer >= 0) { if (indices[pointer] < n) { if (enumed.Contains(indices[pointer])) { indices[pointer]++; } else if (pointer >= k - 1) { container[pointer] = ts[indices[pointer]]; yield return container; indices[pointer]++; } else { container[pointer] = ts[indices[pointer]]; enumed.Add(indices[pointer]); indices[pointer + 1] = 0; pointer++; } } else { pointer--; if (pointer >= 0) { enumed.Remove(indices[pointer]); indices[pointer]++; } } } } } public class Tree { public Tree() { toNodes = new Dictionary<long, long[]>(); } public Tree(Scanner sc, long n, bool base1 = true, bool singleDirection = false) { Adjust(sc.Pairs(n), base1, singleDirection); } public Tree(Pair<long, long>[] edges, bool base1 = true, bool singleDirection = false) { Adjust(edges, base1, singleDirection); } public Tree(IEnumerable<long> ps, IEnumerable<long> qs, bool base1 = true, bool singleDirection = false) { Adjust(ps.Zip(qs, (p, q) => new Pair<long, long>(p, q)).ToArray(), base1, singleDirection); } [MethodImpl(MethodImplOptions.AggressiveInlining)] private void Adjust(Pair<long, long>[] edges, bool base1, bool singleDirection) { var arrows = base1 ? edges.Select(x => new { from = x.X - 1, to = x.Y - 1 }) : edges.Select(x => new { from = x.X, to = x.Y }); if (singleDirection == false) arrows = arrows.Concat(arrows.Select(x => new { from = x.to, to = x.from })); toNodes = arrows.GroupBy(x => x.from) .ToDictionary(x => x.Key, x => x.Select(xs => xs.to).ToArray()); } private long[] empty = new long[0]; private Dictionary<long, long[]> toNodes; public long[] To(long from) { long[] res = null; if (toNodes.TryGetValue(from, out res)) return res; else return empty; } public IEnumerable<Pair<long, long>> GetRouteEdges(long from, long to) { return GetRouteEdgesImpl(from, to).Skip(1); } [MethodImpl(MethodImplOptions.AggressiveInlining)] private IEnumerable<Pair<long, long>> GetRouteEdgesImpl(long from, long to) { var routeNodes = GetRouteNodes(from, to); var current = -1L; foreach (var next in routeNodes) { yield return new Pair<long, long>(current, next); current = next; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public IEnumerable<long> GetRouteNodes(long from, long to) { Stack<long> routeNodes = new Stack<long>(); HashSet<long> checkedNodes = new HashSet<long>(); GetRouteNodes(from, to, routeNodes, checkedNodes); return routeNodes.Reverse(); } [MethodImpl(MethodImplOptions.AggressiveInlining)] private bool GetRouteNodes(long current, long dest, Stack<long> routeNodes, HashSet<long> checkedNodes) { routeNodes.Push(current); checkedNodes.Add(current); if (current == dest) return true; foreach (var next in toNodes[current]) { if (checkedNodes.Contains(next)) continue; if (GetRouteNodes(next, dest, routeNodes, checkedNodes)) return true; } routeNodes.Pop(); return false; } /// <summary> /// ๆœจใฎ็›ดๅพ„๏ผˆไธ€็•ช้•ทใ„ๆž๏ผ‰ใ‚’ๆฑ‚ใ‚ใ‚‹ /// </summary> /// <returns>ๆœจใฎ็›ดๅพ„๏ผˆไธ€็•ช้•ทใ„ๆž๏ผ‰</returns> public long GetDiameter() { long firstFarthest = 0; long _1 = 0; GetDiameterImpl(-1, 0, 0, ref _1, ref firstFarthest); long maxDistance = 0; long _2 = 0; GetDiameterImpl(-1, firstFarthest, 0, ref maxDistance, ref _2); return maxDistance; } private void GetDiameterImpl(long from, long current, long distance, ref long maxDistance, ref long farthest) { if (distance > maxDistance) { maxDistance = distance; farthest = current; } foreach (var to in To(current)) { if (from == to) continue; GetDiameterImpl(current, to, distance + 1, ref maxDistance, ref farthest); } } } public class PriorityQueue<TKey, TState> where TKey : IComparable<TKey> { public int Count { get; private set; } private readonly Func<TState, TKey> keySelector; private readonly bool desc; private TState[] states = new TState[65536]; private TKey[] keys = new TKey[65536]; [MethodImpl(MethodImplOptions.AggressiveInlining)] public PriorityQueue(Func<TState, TKey> keySelector, bool desc = false) { this.keySelector = keySelector; this.desc = desc; } public TState Top { [MethodImpl(MethodImplOptions.AggressiveInlining)] get { ValidateNonEmpty(); return states[1]; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public TState Dequeue() { var top = Top; var item = states[Count]; var key = keys[Count]; Count--; int index = 1; while (true) { if ((index << 1) >= Count) { if (index << 1 > Count) break; if (key.CompareTo(keys[index << 1]) <= 0 ^ desc) break; states[index] = states[index << 1]; keys[index] = keys[index << 1]; index <<= 1; } else { var nextIndex = keys[index << 1].CompareTo(keys[(index << 1) + 1]) <= 0 ^ desc ? (index << 1) : (index << 1) + 1; if (key.CompareTo(keys[nextIndex]) <= 0 ^ desc) break; states[index] = states[nextIndex]; keys[index] = keys[nextIndex]; index = nextIndex; } } states[index] = item; keys[index] = key; return top; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public void Enqueue(TState state) { var key = keySelector.Invoke(state); Count++; int index = Count; if (states.Length == Count) Extend(states.Length * 2); while ((index >> 1) != 0) { if (keys[index >> 1].CompareTo(key) <= 0 ^ desc) break; states[index] = states[index >> 1]; keys[index] = keys[index >> 1]; index >>= 1; } states[index] = state; keys[index] = key; } [MethodImpl(MethodImplOptions.AggressiveInlining)] private void Extend(int newSize) { TState[] newStates = new TState[newSize]; TKey[] newKeys = new TKey[newSize]; states.CopyTo(newStates, 0); keys.CopyTo(newKeys, 0); states = newStates; keys = newKeys; } [MethodImpl(MethodImplOptions.AggressiveInlining)] private void ValidateNonEmpty() { if (Count == 0) throw new IndexOutOfRangeException(); } } public class BinaryIndexTree { long length; long[] binaryIndexedTree; [MethodImpl(MethodImplOptions.AggressiveInlining)] public BinaryIndexTree(long length) { this.length = length; binaryIndexedTree = new long[length + 1]; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public void Add(long indexZeroBase, long additional) { // i += i & -i // 1ใŒ็ซ‹ใฃใฆใ„ใ‚‹ๆœ€ไธ‹ไฝใƒ“ใƒƒใƒˆใ‚’่ถณใ™ใ€ใฎๆ„ๅ‘ณ for (long i = indexZeroBase + 1; i <= length; i += i & -i) { binaryIndexedTree[i] += additional; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public long Sum(long indexZeroBase) { long result = 0; // i += i & -i // 1ใŒ็ซ‹ใฃใฆใ„ใ‚‹ๆœ€ไธ‹ไฝใƒ“ใƒƒใƒˆใ‚’ๅผ•ใใ€ใฎๆ„ๅ‘ณ for (long i = indexZeroBase + 1; i > 0; i -= i & -i) { result += binaryIndexedTree[i]; } return result; } } public static class BinarySearch { [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long GetFirstIndexGreater<T>(T x, IList<T> listOrdered) where T : IComparable { return GetFirstIndexGreater(x, listOrdered, 0, listOrdered.Count - 1); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long GetFirstIndexGreater<T>(T x, IList<T> listOrdered, int low, int high) where T : IComparable { var count = listOrdered.Count; if (count == 0) return low; if (listOrdered[high].CompareTo(x) <= 0) return high + 1; while (low < high) { var mid = (low + high) / 2; if (listOrdered[mid].CompareTo(x) > 0) high = mid; else low = mid + 1; } return low; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long GetLastIndexLess<T>(T x, IList<T> listOrdered) where T : IComparable { return GetLastIndexLess(x, listOrdered, 0, listOrdered.Count - 1); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long GetLastIndexLess<T>(T x, IList<T> listOrdered, int low, int high) where T : IComparable { var count = listOrdered.Count; if (count == 0) return low - 1; if (listOrdered[0].CompareTo(x) >= 0) return low - 1; while (low < high) { var mid = (low + high + 1) / 2; if (listOrdered[mid].CompareTo(x) < 0) low = mid; else high = mid - 1; } return low; } } public static class BellmanFord { public class Vertex { public long Distance { get; set; } public Vertex() { Distance = long.MaxValue; } } public class Edge { public int From { get; private set; } public int To { get; private set; } public long Weight { get; private set; } public Edge(int from, int to, long weight) { From = from; To = to; Weight = weight; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] private static void GetReachable(int origin, ref HashSet<int> reached, ref Dictionary<int, int[]> paths) { if (reached.Contains(origin)) return; reached.Add(origin); if (paths.ContainsKey(origin) == false) return; foreach (var p in paths[origin]) GetReachable(p, ref reached, ref paths); } /// <summary> /// null: ่ฒ ใฎ็„ก้™ๅคง /// long.MaxValue: ใŸใฉใ‚Š็€ใ‘ใชใ„ /// ใใฎไป–: ่ท้›ข /// </summary> [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long? RunBellmanFord(int vertexCount, List<Edge> rawEdges, int source, int dest) { var forwards = rawEdges.GroupBy(x => x.From) .ToDictionary(x => x.Key, x => x.Select(xs => xs.To).ToArray()); var reverses = rawEdges.GroupBy(x => x.To).ToDictionary( x => x.Key, x => x.Select(xs => xs.From).ToArray()); var fromSource = new HashSet<int>(); var toDest = new HashSet<int>(); GetReachable(source, ref fromSource, ref forwards); GetReachable(dest, ref toDest, ref reverses); var edges = rawEdges.Where(e => fromSource.Contains(e.From)) .Where(e => fromSource.Contains(e.To)) .Where(e => toDest.Contains(e.From)) .Where(e => toDest.Contains(e.To)) .ToArray(); // initialize distances var vertices = new List<Vertex>(); for (int i = 0; i < vertexCount; i++) vertices.Add(new Vertex()); vertices[source].Distance = 0L; // update distances for (int i = 0; i < vertices.Count; i++) { foreach (var e in edges) { var from = vertices[e.From]; var to = vertices[e.To]; if (from.Distance == long.MaxValue) continue; var newDistance = from.Distance + e.Weight; if (to.Distance > newDistance) { to.Distance = newDistance; } } } // check negative cycle foreach (var e in edges) { var from = vertices[e.From]; var to = vertices[e.To]; if (from.Distance + e.Weight < to.Distance) return null; } return vertices[dest].Distance; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long Gcd(int a, int b) => Gcd((long)a, (long)b); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long Gcd(long a, long b) { if (a < b) return GcdImpl(b, a); else return GcdImpl(a, b); } [MethodImpl(MethodImplOptions.AggressiveInlining)] private static long GcdImpl(long a, long b) { var remainder = a % b; if (remainder == 0) return b; else return GcdImpl(b, remainder); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long Lcm(int a, int b) => Lcm((long)a, (long)b); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long Lcm(long a, long b) { return a / Gcd(a, b) * b; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long Pow(int n, int p) => Pow((long)n, (long)p); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static long Pow(long n, long p) { var res = 1L; for (long i = 0; i < p; i++) res *= n; return res; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Dictionary<long, long> Factorize(int n) => Factorize((long)n); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Dictionary<long, long> Factorize(long n) { var res = new Dictionary<long, long>(); var r = n; for (long i = 2; i * i <= r; i++) { var c = 0L; while (r % i == 0) { c++; r /= i; } if (c > 0) res.Add(i, c); } if (r > 1) res.Add(r, 1); return res; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static IEnumerable<long> Divisors(int n) => Divisors((long)n); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static IEnumerable<long> Divisors(long n) { var cache = new Stack<long>(); for (long i = 1; i * i <= n; i++) { if (n % i == 0) { yield return i; cache.Push(i); } } var r = cache.Peek(); if (r * r == n) cache.Pop(); while (cache.Count > 0) { var i = cache.Pop(); yield return n / i; } } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static IEnumerable<int> Loop(int n) { for (int i = 0; i < n; i++) yield return i; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static IEnumerable<long> Loop(long n) { for (long i = 0L; i < n; i++) yield return i; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static IEnumerable<T> Repeat<T>(T t, long n) { for (long i = 0L; i < n; i++) yield return t; } } struct Mint { public static long Divider { set { divider = value; } } private static long divider = 1000000007L; [MethodImpl(MethodImplOptions.AggressiveInlining)] public static void Set998244353() { divider = 998244353L; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static void Set1000000009() { divider = 1000000009L; } public long Value { get; } public override string ToString() => this.Value.ToString(); [MethodImpl(MethodImplOptions.AggressiveInlining)] public Mint(long value) { this.Value = value; } // public static implicit operator Mint(long a) => new Mint(a % divider); // public static implicit operator Mint(int a) => new Mint(a % divider); // public static explicit operator long(Mint a) => a.Value; // public static explicit operator int(Mint a) => (int)a.Value; [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator +(Mint a, Mint b) => new Mint((a.Value + b.Value) % divider); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator +(Mint a, long b) => a + new Mint(b); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator +(Mint a, int b) => a + new Mint(b); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator -(Mint a, Mint b) { var t = (a.Value - b.Value) % divider; if (t < 0L) t += divider; return new Mint(t); } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator -(Mint a, long b) => a - new Mint(b); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator -(Mint a, int b) => a - new Mint(b); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator *(Mint a, Mint b) => new Mint((a.Value * b.Value) % divider); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator *(Mint a, long b) => a * new Mint(b); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator *(Mint a, int b) => a * new Mint(b); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator /(Mint a, Mint b) => new Mint((a.Value * InvImpl(b.Value)) % divider); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator /(Mint a, long b) => a / new Mint(b); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint operator /(Mint a, int b) => a / new Mint(b); [MethodImpl(MethodImplOptions.AggressiveInlining)] public Mint Pow(long p) => new Mint(PowImpl(Value, p)); [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint Pow(long a, long p) => new Mint(PowImpl(a, p)); [MethodImpl(MethodImplOptions.AggressiveInlining)] private static long PowImpl(long a, long p) { if (p == 0L) return 1L; if (p == 1L) return a; var halfP = p / 2L; var halfPowered = PowImpl(a, halfP); var powered = halfPowered * halfPowered % divider; return p % 2L == 0L ? powered : powered * a % divider; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint Inv(long a) => new Mint(InvImpl(a)); private static readonly Dictionary<long, long> invCache = new Dictionary<long, long>(); [MethodImpl(MethodImplOptions.AggressiveInlining)] private static long InvImpl(long a) { long cache; if (invCache.TryGetValue(a, out cache)) return cache; var result = PowImpl(a, divider - 2L); invCache.Add(a, result); return result; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint Fac(long a) => new Mint(FacImpl(a)); private static long[] facCache = new long[262144]; private static long cachedFac = 0L; [MethodImpl(MethodImplOptions.AggressiveInlining)] private static long FacImpl(long a) { if (a >= divider) return 0L; facCache[0] = 1L; if (facCache.LongLength <= a) { long newSize = facCache.LongLength; while (newSize <= a) { newSize *= 2; } ExtendFacCache(newSize); } if (cachedFac < a) { var val = facCache[cachedFac]; var start = cachedFac + 1L; for (long i = start; i <= a; i++) { val = (val * i) % divider; facCache[i] = val; } cachedFac = a; } return facCache[a]; } [MethodImpl(MethodImplOptions.AggressiveInlining)] private static void ExtendFacCache(long newSize) { long[] newFacCache = new long[newSize]; facCache.CopyTo(newFacCache, 0); facCache = newFacCache; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint Perm(long n, long r) => new Mint(PermImpl(n, r)); [MethodImpl(MethodImplOptions.AggressiveInlining)] private static long PermImpl(long n, long r) { if (n < r) return 0L; if (r <= 0L) return 1L; var nn = FacImpl(n); var nr = FacImpl(n - r); return (nn * InvImpl(nr)) % divider; } [MethodImpl(MethodImplOptions.AggressiveInlining)] public static Mint Comb(long n, long r) => new Mint(CombImpl(n, r)); [MethodImpl(MethodImplOptions.AggressiveInlining)] private static long CombImpl(long n, long r) { if (n < r) return 0L; if (n == r) return 1L; if (n - r < r) return CombImpl(n, n - r); var nn = FacImpl(n); var nr = FacImpl(n - r); var rr = FacImpl(r); var nrrr = (nr * rr) % divider; return (nn * InvImpl(nrrr)) % divider; } } }
[["-", 0, 57, 75, 1, 0, 11, 12, 16, 17, 33], ["-", 0, 57, 75, 1, 0, 11, 12, 16, 12, 203]]
8
10,354
2