src
stringlengths
95
64.6k
complexity
stringclasses
7 values
problem
stringclasses
256 values
from
stringclasses
1 value
import java.io.PrintWriter; import java.util.Scanner; public class D { public void solve(Scanner in, PrintWriter out) { int n = in.nextInt(); int[] a = new int[n + 1]; for(int i = 1; i <= n; ++i) a[i] = in.nextInt(); int[] rangeInv = new int[n + 1]; BIT bit = new BIT(n + 1); for(int i = 1; i <= n; +...
quadratic
911_D. Inversion Counting
CODEFORCES
import java.util.*; import java.io.*; public class B { static BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); static PrintWriter pw = new PrintWriter(new BufferedWriter(new OutputStreamWriter(System.out))); public static void main(String[] args) throws Exception { String[] split = br.r...
logn
1195_B. Sport Mafia
CODEFORCES
import java.util.*; import java.math.*; public class fuck { public static int[] a; public static void main(String[] args) { Scanner input = new Scanner(System.in); long r = input.nextLong(); long l = input.nextLong(); if((l - r + 1) < 3){ System.out.println(-1); } else { if(r % 2 == 0) System...
constant
483_A. Counterexample
CODEFORCES
import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.InputStream; import java.io.InputStreamReader; import java.io.OutputStream; import java.io.OutputStreamWriter; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; public class cf8c { static int n; stati...
np
8_C. Looking for Order
CODEFORCES
import java.io.*; import java.util.*; import static java.lang.Math.*; public class Main { private static final double EPS = 1e-11; public static void main(String[] args) throws IOException { new Main().run(); } BufferedReader in; PrintWriter out; StringTokenizer st = new StringTokeniz...
constant
5_D. Follow Traffic Rules
CODEFORCES
public class Main { private static void solve() { long x = nl(); long k = nl(); long mod = 1000000000 + 7; if (x == 0) { System.out.println(0); } else if (k == 0) { System.out.println(x * 2 % mod); } else { //x > 0, n > 0 x %= mod; long a; a ...
logn
992_C. Nastya and a Wardrobe
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.OutputStreamWriter; import java.io.PrintWriter; import java.util.HashSet; import java.util.Set; import java.util.StringTokenizer; public class B { static BufferedReader in; static StringTokenizer st; ...
linear
224_B. Array
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.HashMap; import java.util.InputMismatchException; import java.io.IOException; import java.util.ArrayList; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution i...
quadratic
1141_F2. Same Sum Blocks (Hard)
CODEFORCES
import java.util.*; import java.io.*; import java.math.*; public class Test5 { static StreamTokenizer st = new StreamTokenizer(new InputStreamReader(System.in)); static int[] m; public static void main(String[] z) throws Exception { PrintWriter pw = new PrintWriter(System.out); Scanner ...
linear
1004_A. Sonya and Hotels
CODEFORCES
import java.util.*; import java.io.*; public class P911d { private static void solve() { int n = nextInt(); int[] a = new int[n]; for (int i = 0; i < n; i++) { a[i] = nextInt(); } int cnt = 0; for (int i = 0; i < n; i++) { for (int j = i + 1; j < n; j++) { if (a[i] > a[...
quadratic
911_D. Inversion Counting
CODEFORCES
import java.util.*; public class maestro{ public static long inversions(long[] arr) { long x = 0; int n = arr.length; for (int i = n - 2; i >= 0; i--) { for (int j = i + 1; j < n; j++) { if (arr[i] > arr[j]) { x++; //temp++;...
quadratic
911_D. Inversion Counting
CODEFORCES
import java.awt.Point; import java.io.*; import java.math.BigInteger; import java.util.*; import static java.lang.Math.*; public class A implements Runnable{ final boolean ONLINE_JUDGE = System.getProperty("ONLINE_JUDGE")!=null; BufferedReader in; PrintWriter out; StringTokenizer tok = new Stri...
nlogn
135_A. Replacement
CODEFORCES
import java.util.*; import java.awt.*; public class A { static Comparator<Point> cmp = new Comparator<Point>() { public int compare(Point a, Point b) { if(a.x < b.x) return -1; else if(a.x > b.x) return 1; return 0; } }; public static void main(String args[]) { Scanner scan = new Scanne...
nlogn
15_A. Cottage Village
CODEFORCES
import java.io.OutputStream; import java.io.FileOutputStream; import java.io.IOException; import java.io.FileInputStream; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.Collection; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTok...
cubic
35_C. Fire Again
CODEFORCES
import java.io.*; import java.util.*; public class Main { static final int MAXN= 1005; static final long MOD =1_000_000_007; static final boolean DEBUG= false; static int n, m; static long stlr[][]= new long[MAXN][MAXN],bell[]= new long[MAXN],occ[]; static PrintStream cerr=System.err; public static void main(S...
quadratic
908_E. New Year and Entity Enumeration
CODEFORCES
import java.io.*; import java.util.*; public class History { static final int INF = (int)1E9; static final double EPS = 1E-9; static final long MOD = INF + 9; static long powmod(long p) { long res = 1; long d = 2; while (p > 0) { if (p % 2 == 1) { res = (res * d) % MOD; p--; } else { d...
logn
338_A. Quiz
CODEFORCES
import java.text.DecimalFormat; import java.util.Scanner; /** * * @author Alvaro */ public class Main{ public static int n; public static double [] dp; public static double [][] p; public static void main(String[] args) { Scanner in = new Scanner(System.in); n = in.nextInt(); ...
np
16_E. Fish
CODEFORCES
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ //package newpackage; import java.util.*; /** * * @author parpaorsa */ public class NewClass { static Scanner in=new Scanner(Sys...
linear
1159_A. A pile of stones
CODEFORCES
import java.io.*; import java.math.BigInteger; import java.util.*; public class E implements Runnable { public static void main (String[] args) {new Thread(null, new E(), "_cf", 1 << 28).start();} int n, m; char[] str; int[][] occs, cost; int[] dp; public void run() { FastScanner fs = new FastScanner(); P...
np
1238_E. Keyboard Purchase
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.io.PrintWriter; import java.io.BufferedWriter; import java.io.Writer; import java.io.OutputStreamWriter; import java.util.InputMismatchException; import java.io.IOException; import java.io.Input...
linear
1515_B. Phoenix and Puzzle
CODEFORCES
import java.io.*; import java.util.StringTokenizer; public class C { static final int MOD = (int)1e9 + 7; public static void main(String[] args) throws IOException { Scanner sc = new Scanner(System.in); PrintWriter out = new PrintWriter(System.out); long x = sc.nextLong(), k = sc.ne...
logn
992_C. Nastya and a Wardrobe
CODEFORCES
import java.io.*; import java.util.*; public class Main implements Runnable { public void _main() throws IOException { int n = nextInt(); int[] a = new int[n]; for (int i = 0; i < n; i++) a[i] = nextInt(); Arrays.sort(a); for (int i = 1; i < n; i++) if (a[i] != a[0]) { out.print(a[i]); return...
nlogn
22_A. Second Order Statistics
CODEFORCES
import java.io.*; import java.util.*; import java.math.*; public class A { public static void main(String[] args) { OutputStream outputStream = System.out; PrintWriter out = new PrintWriter(outputStream); Application solver = new Application(); solver.solve(System.in, out); ...
constant
313_A. Ilya and Bank Account
CODEFORCES
import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.IOException; import java.io.InputStreamReader; import java.io.OutputStreamWriter; import java.io.PrintWriter; import java.util.StringTokenizer; public class D5 { static StringTokenizer st; static BufferedReader in; public st...
constant
5_D. Follow Traffic Rules
CODEFORCES
import java.util.*; import java.lang.*; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.*; public class Main { public static void main(String[] args) throws Exception{ FastReader sc=new FastReader(); ...
quadratic
987_C. Three displays
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.ArrayList; import java.util.HashSet; public class Main { public static void main(String[] args) throws NumberFormatException, IOException { // TODO Auto-generated method stub BufferedReader in = new Buf...
linear
701_C. They Are Everywhere
CODEFORCES
import java.io.*; import java.util.*; public class TestClass { static PrintWriter out = new PrintWriter(System.out); public static void main(String args[] ) throws Exception { BufferedReader in = new BufferedReader(new InputStreamReader(System.in)); String s[] = in.readLine().split(" "); long ...
logn
817_C. Really Big Numbers
CODEFORCES
import java.io.IOException; import java.io.InputStreamReader; import java.io.StreamTokenizer; import java.math.BigInteger; import java.util.HashMap; import java.util.Locale; import java.util.Map; import java.util.Scanner; public class Main implements Runnable { /** * @param args */ public static void main(Strin...
constant
5_D. Follow Traffic Rules
CODEFORCES
import java.io.IOException; import java.io.OutputStreamWriter; import java.util.Arrays; import java.io.BufferedWriter; import java.util.Set; import java.io.OutputStream; import java.io.PrintWriter; import java.io.Writer; import java.util.HashSet; import java.io.InputStream; /** * Built using CHelper plug-in * Actual...
linear
468_B. Two Sets
CODEFORCES
import java.io.BufferedInputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintStream; /** Oct 21, 2012 **/ import java.util.InputMismatchException; import java.util.LinkedList; /** * @author DOAN Minh Quy * @email mquy.doan@gmail.com */ public class C236 { /** * @param arg...
constant
235_A. LCM Challenge
CODEFORCES
import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.IOException; import java.io.InputStreamReader; import java.io.OutputStreamWriter; import java.io.PrintWriter; import java.util.StringTokenizer; public class A { private static StringTokenizer tokenizer; private static BufferedReader bf...
constant
313_A. Ilya and Bank Account
CODEFORCES
import java.io.*; import java.util.*; public class Main { public static void main(String[] args) throws Exception { FastIO io = new FastIO(); int test=io.nextInt(); while(test>0) { int n=io.nextInt(); int arr[]=new int[n]; for(int i=0;i<n;i++)arr[i]=io.nextInt(); List<int[]> list=new A...
cubic
1523_C. Compression and Expansion
CODEFORCES
import java.io.BufferedReader; import java.io.File; import java.io.FileNotFoundException; import java.io.FileReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Arrays; import java.util.StringTokenizer...
quadratic
1209_A. Paint the Numbers
CODEFORCES
import java.io.PrintWriter; import java.util.*; public class D { public static void main(String[] args) { Scanner sc = new Scanner(System.in); PrintWriter pw = new PrintWriter(System.out); int t = 1; for (int i = 0; i < t; i++) { solve(sc, pw); } pw.close...
cubic
1517_D. Explorer Space
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.*; import java.lang.*; public class Practice { public static long mod = (long) Math.pow(10, 9) + 7; public static long tt = 0; public static void main(String[] args) throws Exc...
cubic
1523_C. Compression and Expansion
CODEFORCES
import java.util.*; import java.io.*; public class Main { public static void main(String[] args) throws IOException{ BufferedReader f = new BufferedReader(new InputStreamReader(System.in)); PrintWriter out = new PrintWriter(new PrintStream(System.out)); int n=Integer.parseInt(f.readLine());...
quadratic
1209_A. Paint the Numbers
CODEFORCES
import java.io.BufferedReader; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; public class Main implements Runnable { private int n; priva...
np
11_D. A Simple Task
CODEFORCES
import java.io.*; import java.util.*; import java.math.*; import java.awt.Point; public final class Solution { BufferedReader br; StringTokenizer st; { st = null; br = new BufferedReader(new InputStreamReader(System.in)); } public static void main(String[] args) throws Exc...
quadratic
1141_F2. Same Sum Blocks (Hard)
CODEFORCES
import java.io.*; import java.util.List; import java.util.LinkedList; import java.util.StringTokenizer; public class Problem { public static Pair solve(Forest f, List<Pair> queue){ Pair current = null, next = null; int index = 0; while(queue.size() > 0){ current = queue.remove(0); index = f.desk[current...
cubic
35_C. Fire Again
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.List; import java.util.Map; import java.util.Scanner; import java.util.HashMap; import java.util.ArrayList; /** * Built using CHelper plug-in * Actual solution is at the top */ public cl...
quadratic
1141_F2. Same Sum Blocks (Hard)
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; public class ProblemA { static final int INF = 100000000; public static void main(String[] args) throws IOException { BufferedReader in = new BufferedReader(new Inpu...
constant
343_A. Rational Resistance
CODEFORCES
import java.util.Scanner; import java.util.StringTokenizer; /** * Created with IntelliJ IDEA. * User: Саша * Date: 08.08.12 * Time: 14:12 */ public class LuckyDivision { public final String check (String s) { String result = "NO"; StringTokenizer stringTokenizer = new StringTokenizer(s, "47")...
constant
122_A. Lucky Division
CODEFORCES
import java.util.Arrays; import java.util.Scanner; public class e1515 { public static void main(String[] args) { Scanner s = new Scanner(System.in); solve(s.nextInt(), s.nextLong()); } public static long inv(long n, long mod) { if (n == 1) return 1; return (inv(mod % n, ...
cubic
1515_E. Phoenix and Computers
CODEFORCES
import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.OutputStreamWriter; import java.io.PrintWriter; import java.util.StringTokenizer; public class Main { static final int MAX_N = 1000010; static final ...
logn
1177_B. Digits Sequence (Hard Edition)
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.*; public class A { BufferedReader reader; StringTokenizer tokenizer; PrintWriter out; long MOD = 1000000009; public long mod_add(long n1, long n2){ ret...
logn
338_A. Quiz
CODEFORCES
import java.util.*; public class Compute { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); long M = sc.nextInt(); long fact[] = new long[n+1]; long inv[] = new long[n+1]; long ifact[] = new long[n+1]; long d...
cubic
1515_E. Phoenix and Computers
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.Arrays; import java.util.StringTokenizer; public class Main { public static void main(String[] args) throws IOException { BufferedReader in = new BufferedReader(new InputStreamReader(System.in)); ...
nlogn
15_A. Cottage Village
CODEFORCES
import java.io.*; import java.util.*; public class Contest1_1{ public static void main(String ar[]) throws Exception { BufferedReader buff = new BufferedReader(new InputStreamReader(System.in)); int input = Integer.parseInt(buff.readLine()); if(input==0){ System....
constant
199_A. Hexadecimal's theorem
CODEFORCES
import java.util.Arrays; /** * Created by IntelliJ IDEA. * User: piyushd * Date: 3/26/11 * Time: 10:53 PM * To change this template use File | Settings | File Templates. */ public class TaskC { final int INF = 123456; int[][][] memo; int N, M; int solve(int row, int prevFreeMask, int curStayMa...
np
112_E. Petya and Spiders
CODEFORCES
import java.util.*; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; public class temp { void solve() { FastReader sc =new FastReader(); int n = sc.nextInt(); ArrayList<String> a[] = new ArrayList[5]; for(int i=0;i<=4;i++) a[...
linear
1000_A. Codehorses T-shirts
CODEFORCES
import java.io.BufferedReader; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; public class Main implements Runnable { private int n; priva...
np
11_D. A Simple Task
CODEFORCES
import java.util.*; public class LCM235A { public static void main(String[] args) { // Set up scanner Scanner sc = new Scanner(System.in); // System.out.println("Enter n"); long n = sc.nextLong(); if (n==1) { System.out.println(1); ...
constant
235_A. LCM Challenge
CODEFORCES
import java.io.BufferedReader; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; public class Main{ /** * @param args */ public static void main(String[] args) { Parser p = new Parser(System.in); PrintWri...
linear
224_B. Array
CODEFORCES
import java.io.*; import java.util.*; import java.lang.*; import java.math.*; public class A { public void run() throws Exception { FastScanner sc = new FastScanner(); int n = sc.nextInt(); int[] arr = new int[n]; int[] color = new int[n]; for (int i = 0; i<n; i++) { arr[i] =sc.nextInt(); } Array...
quadratic
1209_A. Paint the Numbers
CODEFORCES
import java.util.*; import java.lang.*; import java.io.*; public class LCM { public static long gcd(long a,long b) { while(true) { a=a%b; if (a==0) return b; b=b%a; if (b==0) return a; } } public static void main (String[] args) throws java.lang.Exception { Scanner in=new Scanner(Sys...
constant
235_A. LCM Challenge
CODEFORCES
import java.io.*; import java.util.*; public class Main { static BufferedReader reader; static StringTokenizer tokenizer; static PrintWriter writer; static int nextInt() throws NumberFormatException, IOException { return Integer.parseInt(nextToken()); } static long nextLong() throws NumberFormatException, I...
linear
468_B. Two Sets
CODEFORCES
import java.util.*; public class Pizza { public static void main(String[] args) { Scanner sc = new Scanner(System.in); long num = sc.nextLong() + 1; sc.close(); System.out.println(num % 2 == 0 || num == 1 ? num / 2 : num); } }
constant
979_A. Pizza, Pizza, Pizza!!!
CODEFORCES
import static java.lang.Math.*; import static java.util.Arrays.*; import static java.lang.System.out; import static java.util.Collections.*; import java.io.*; import java.math.*; import java.util.*; public class Main { static boolean LOCAL = System.getSecurityManager() == null; Scanner in = new Scanner(System.in); ...
cubic
387_D. George and Interesting Graph
CODEFORCES
import javax.annotation.processing.SupportedSourceVersion; import java.io.*; import java.util.*; import java.util.regex.Matcher; public class Main { public static void main(String[] args) throws IOException { InputStream inputStream = System.in; OutputStream outputStream = System.out; Inpu...
cubic
35_C. Fire Again
CODEFORCES
import java.util.Scanner; public class x23A { public static void main(String[] args) { Scanner sc = new Scanner(System.in); String input = sc.next(); //input+="3"; int longest=0; if(input.length()==1){ System.out.println(0); System.exit(0); } if(input.length()==2){ if(input.charAt(0)==input.char...
cubic
23_A. You're Given a String...
CODEFORCES
import java.util.*; public class c8 { static int n; static int[] ds; static int[][] g; public static void main(String[] args) { Scanner input = new Scanner(System.in); int x = input.nextInt(), y = input.nextInt(); int n = input.nextInt(); int[] xs = new int[n], ys = new int[n]; for(int i...
np
8_C. Looking for Order
CODEFORCES
import java.util.*; import java.io.*; public class SolutionC{ public static void main(String[] args) throws Exception{ Scanner sc = new Scanner(new File("input.txt")); PrintWriter output = new PrintWriter("output.txt"); int N = sc.nextInt(); int M = sc.nextInt(); int K = sc.nextInt(); int[] x = new int[K]...
cubic
35_C. Fire Again
CODEFORCES
import java.util.Scanner; public class Training { public static void main(String[] args) { Scanner in = new Scanner(System.in); long index = in.nextLong(); if (index < 10) { //one digit System.out.println(index); } else if (index < 190) { //two ...
logn
1177_B. Digits Sequence (Hard Edition)
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.StringTokenizer; public class A implements Runnable { private void solve() throws IOException { String str = nextToken(); for (int i=str.length()-1; i>=0; --i) ...
cubic
23_A. You're Given a String...
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.Scanner; import java.util.StringTokenizer; public class c { public st...
nlogn
912_C. Perun, Ult!
CODEFORCES
import java.io.*; import java.util.*; public class Main { static class Reader { final private int BUFFER_SIZE = 1 << 16; private DataInputStream din; private byte[] buffer; private int bufferPointer, bytesRead; public Reader() { din = new DataInputS...
np
1242_C. Sum Balance
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.util.StringTokenizer; import java.io.PrintWriter; public class C992 { static class Scanner { BufferedReader br; StringTokenizer tk=new StringTokenizer(""); ...
logn
992_C. Nastya and a Wardrobe
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer; public class Main { static BufferedReader reader; static StringTokenizer st; private static void setReader() { reader = new BufferedReader(new InputStreamReader(System.in))...
cubic
1515_E. Phoenix and Computers
CODEFORCES
import java.util.*; public class A { public static void main(String args[]) { Scanner scan = new Scanner(System.in); int n = scan.nextInt(); int odd = -1; int even = -1; int oc = 0; int ec = 0; for(int i=0;i < n;i++) { ...
linear
25_A. IQ test
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.StringTokenizer; public class B { public static void main(String[] args) throws IOException { MyScanner sc = new MyScanner(); PrintWriter out = new PrintWriter(System.out); ...
logn
1019_B. The hat
CODEFORCES
import java.io.BufferedWriter; import java.io.IOException; import java.io.OutputStreamWriter; import java.io.PrintWriter; import java.util.Arrays; import java.util.HashSet; import java.util.Set; import java.util.stream.IntStream; public class Test { static PrintWriter writer = new PrintWriter(new BufferedWrite...
np
1209_E1. Rotate Columns (easy version)
CODEFORCES
import java.util.*; import java.io.*; /* */ public class e1 { static int n; static int m; static int[][] mat; public static void main(String[] args){ JS scan = new JS(); PrintWriter out = new PrintWriter(System.out); int t = scan.nextInt(); for(int q = 1; q <= t; q++){ ans = 0; n = scan.nextInt()...
np
1209_E1. Rotate Columns (easy version)
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.io.PrintWriter; import java.io.BufferedWriter; import java.io.Writer; import java.io.OutputStreamWriter; import java.util.InputMismatchException; import java.io.IOException; import java.io.Input...
logn
1019_B. The hat
CODEFORCES
import java.util.*; import java.io.*; public class D0005 { public static void main(String args[]) throws Exception { new D0005(); } D0005() throws Exception { PandaScanner sc = null; PrintWriter out = null; try { sc = new PandaScanner(System.in); ou...
constant
5_D. Follow Traffic Rules
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.lang.reflect.Array; import java.util.HashSet; import java.util.StringTokenizer; public class Main { public static String conv(String str) { boolean[] Arr =...
constant
975_B. Mancala
CODEFORCES
//package round35; import java.io.File; import java.io.PrintWriter; import java.util.Arrays; import java.util.Scanner; public class C { Scanner in; PrintWriter out; // String INPUT = "3 3 1 1 1"; String INPUT = ""; void solve() { int n = ni(); int m = ni(); int k = ni(); int[] x = new int[k]; int[] y...
cubic
35_C. Fire Again
CODEFORCES
//package round584; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.Comparator; import java.util.InputMismatchException; public class E4 { InputStream is; PrintWriter out; String INPUT = ""; void s...
np
1209_E2. Rotate Columns (hard version)
CODEFORCES
import java.io.BufferedInputStream; import java.io.PrintStream; import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner in=new Scanner(new BufferedInputStream(System.in)); PrintStream out=System.out; int n=in.nextInt(); if (n>=0) out.println(n); else out.println(Math....
constant
313_A. Ilya and Bank Account
CODEFORCES
//stan hu tao //join nct ridin by first year culture reps import static java.lang.Math.max; import static java.lang.Math.min; import static java.lang.Math.abs; import static java.lang.System.out; import java.util.*; import java.io.*; import java.math.*; public class x1209E { public static void main(String hi[]) th...
np
1209_E2. Rotate Columns (hard version)
CODEFORCES
import java.util.*; public class A912 { public static void main(String[] args) { // TODO Auto-generated method stub Scanner scan = new Scanner(System.in); int A = scan.nextInt(); int B = scan.nextInt(); long x = scan.nextInt(); long y = scan.nextInt(); long z = scan.nextInt(); long requiredA =...
constant
912_A. Tricky Alchemy
CODEFORCES
import java.util.Scanner; public class Solution { public static void main(String [] args){ Scanner stdin = new Scanner(System.in); long n = stdin.nextLong(); if(n<3) System.out.println(n); else { if(n%2==0){ long a=0,b=0; if(n%3!=0) a = (n*...
constant
235_A. LCM Challenge
CODEFORCES
import java.io.*; import java.util.*; public class Solution { public static void main(String[] args) { FastReader in = new FastReader(); int n = in.nextInt(); int[] a = new int[101]; for (int i = 0; i < n; i++) { a[in.nextInt()]++; } int count = 0; ...
quadratic
1209_A. Paint the Numbers
CODEFORCES
import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.Arrays; import java.util.StringTokenizer; public class A135 { public static void main(String[] args) throws Exception { BufferedReader r = new BufferedReader(new InputStreamReader(System.in)); int n = Integer.parseInt(r.readLine());...
nlogn
135_A. Replacement
CODEFORCES
import java.util.Scanner; import java.util.regex.Matcher; import java.util.regex.Pattern; public class Round1B { public static void main(String[] args) throws Exception { new Round1B().run(); } private void run() throws Exception { Scanner sc = new Scanner(System.in); int tc = Integer.parseInt(sc.nextLine()...
linear
1_B. Spreadsheets
CODEFORCES
/* * To change this template, choose Tools | Templates * and open the template in the editor. */ import java.util.Scanner; /** * * @author dilshan */ public class Test { /** * @param args the command line arguments */ public static void main(String[] args) { Scanner s = new Scanner(S...
constant
199_A. Hexadecimal's theorem
CODEFORCES
import java.io.*; import java.util.*; import java.math.*; import java.lang.*; public class Main implements Runnable { static class InputReader { private InputStream stream; private byte[] buf = new byte[1024]; private int curChar; private int numChars; private SpaceCharFilte...
cubic
1517_D. Explorer Space
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer; public class Main { static int n, exp; static double arr[][],dp[], dies[][]; public static void main(String[] args) throws NumberFormatException, IOException { BufferedReader br = new ...
np
16_E. Fish
CODEFORCES
import java.io.*; import java.util.*; import java.lang.*; import java.math.BigInteger; import java.math.BigDecimal; public class Main { static class Task { void solve(int test, FastScanner in, PrintWriter out) throws IOException { int n = in.nextInt(); int d = in.nextInt(); ...
linear
1004_A. Sonya and Hotels
CODEFORCES
import java.io.*; import java.lang.reflect.Array; import java.math.*; import java.util.*; public class icpc { public static void main(String[] args) throws IOException { Reader in = new Reader(); // BufferedReader in = new BufferedReader(new InputStreamReader(System.in)); int n = in.nex...
quadratic
1209_A. Paint the Numbers
CODEFORCES
import java.io.*; import java.util.*; public class p7{ static class FastReader{ BufferedReader br; StringTokenizer st; public FastReader() { br = new BufferedReader(new InputStreamReader(System.in)); } String next() { while (st == null || !st.hasMoreElements()) { try ...
nlogn
1054_D. Changing Array
CODEFORCES
import java.util.*; import java.io.*; import java.awt.Point; import java.math.BigInteger; public class stacks { public static void main(String[] args) throws Exception { FastIO sc = new FastIO(System.in); PrintWriter pw = new PrintWriter(System.out); int n = sc.nextInt(); int m = sc.nextInt(); long r...
nlogn
1061_B. Views Matter
CODEFORCES
import java.io.*; import java.util.*; public class ProblemB { InputReader in; PrintWriter out; void solve() { int n = in.nextInt(); int x = in.nextInt(); int y = in.nextInt(); int c = in.nextInt(); int cur = 1; for (int k = 1; k <= c; k++) { // out.print...
logn
256_B. Mr. Bender and Square
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.StringTokenizer; import java.io.IOException; import java.io.BufferedReader; import java.io.FileReader; import java.io.InputStreamReader; import java.io.FileNotFoundException; import java.io....
np
1209_E1. Rotate Columns (easy version)
CODEFORCES
import java.io.*; import java.util.*; public class D { static Scanner in = new Scanner(new BufferedInputStream(System.in)); static PrintWriter out = new PrintWriter(System.out); static double getTime(double v, double a, double l, double r) { return (-v + Math.sqrt(v * v - 2 * a * (l - r))) / a; } static dou...
constant
5_D. Follow Traffic Rules
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.InputMismatchException; import java.io.IOException; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top */ public class Main { public static...
quadratic
911_D. Inversion Counting
CODEFORCES
import java.util.*; import static java.lang.Math.*; public class Main{ public static void main(String[] args){ new Main().run(); } void run(){ Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int t = sc.nextInt() * 2; H[] tbl = new H[n]; for(int i = 0; i < n; i++)tbl[i] = new...
nlogn
15_A. Cottage Village
CODEFORCES
import java.io.*; import java.util.*; public class Main { StreamTokenizer in; PrintWriter out; public static void main(String[] args) throws Exception { new Main().run(); } public void run() throws Exception { Locale.setDefault(Locale.US); in = new StreamTokenizer (new Bu...
np
105_B. Dark Assembly
CODEFORCES
import java.io.BufferedOutputStream; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.StringTokenizer; public class Equator { public static BufferedReader in = new BufferedReader(new InputStreamReader(System.in)); public static ...
linear
962_A. Equator
CODEFORCES
import java.io.FileNotFoundException; import java.io.FileReader; import java.io.PrintStream; import java.util.Scanner; public class P35C { int n, m; int [][]fire; public P35C() throws FileNotFoundException { Scanner in = new Scanner(new FileReader("input.txt")); n = in.nextInt(); ...
cubic
35_C. Fire Again
CODEFORCES
import java.io.*; import java.util.*; public class A { String line; StringTokenizer inputParser; BufferedReader is; FileInputStream fstream; DataInputStream in; String FInput=""; void openInput(String file) { if(file==null)is = new BufferedReader(new InputStreamReader(System.in));//stdin else { try...
nlogn
166_A. Rank List
CODEFORCES