src
stringlengths
95
64.6k
complexity
stringclasses
7 values
problem
stringclasses
256 values
from
stringclasses
1 value
import java.util.*; import java.io.*; public class C{ static PrintWriter out; static InputReader in; public static void main(String args[]){ out = new PrintWriter(System.out); in = new InputReader(); new C(); out.flush(); out.close(); } C(){ int w = solve();...
linear
1190_B. Tokitsukaze, CSL and Stone Game
CODEFORCES
import static java.lang.Math.*; import static java.util.Arrays.*; import static java.util.Collections.*; import java.io.*; import java.math.*; import java.util.*; @SuppressWarnings("unused") public class A { public static void main(String[] args) throws Exception { Scanner in = new Scanner(System.in); long n = in...
constant
199_A. Hexadecimal's theorem
CODEFORCES
import java.io.*; import java.math.BigInteger; import java.util.*; import static java.util.Arrays.*; public class A { private static final int mod = (int)1e9+9; final IOFast io = new IOFast(); long k; boolean ok(long n, long m, long x) { long u = k * x; long val = u; ...
logn
338_A. Quiz
CODEFORCES
import java.util.*; public class Paint { public static void main (String srgs[] ){ Scanner sc=new Scanner(System.in); int n=sc.nextInt(); TreeSet<Integer> ts=new TreeSet<>(); for(int i=0;i<n;++i){ ts.add(sc.nextInt()); } int x=0; int a[]=...
quadratic
1209_A. Paint the Numbers
CODEFORCES
import java.util.*; import java.io.*; import java.text.DecimalFormat; public class Main{ final long mod = (int)1e9+7, IINF = (long)1e19; final int MAX = (int)5e5+1, MX = (int)1e7+1, INF = (int)1e9, root = 3; DecimalFormat df = new DecimalFormat("0.0000000000000"); double eps = 1e-9, PI = 3.14159265358...
linear
1004_A. Sonya and Hotels
CODEFORCES
import java.util.*; public class codea{ public static void main(String args[]) { Scanner in = new Scanner(System.in); int n = in.nextInt(); int arr[] = new int[n]; for(int i =0;i<n;i++) arr[i]= in.nextInt(); Arrays.sort(arr); int max =0; boolean check[]= new boolean [n]; int count=0; f...
quadratic
1209_A. Paint the Numbers
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.util.Arrays; import java.util.StringTokenizer; /* */ public class C455 { static int N; static final int mod = 1_000_000_007; static int[][] memo; static int[] list; public static...
quadratic
909_C. Python Indentation
CODEFORCES
import java.util.Arrays; import java.util.Scanner; public class test { public static void main(String[] args) { Scanner kb = new Scanner(System.in); int n = kb.nextInt(); int a = kb.nextInt(); int b = kb.nextInt(); int array[] = new int[n]; for (int i = 0; i < n; i+...
nlogn
169_A. Chores
CODEFORCES
import java.io.*; import java.util.*; public class A { public static void main(String[] args){ FastScanner sc = new FastScanner(); int n = sc.nextInt(); String nStr = Integer.toString(n); String nStr1 = nStr.substring(0, nStr.length() - 1); String nStr2 = nStr.substring(0, nStr.length() - 2) + n...
constant
313_A. Ilya and Bank Account
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.*; import java.math.*; public class Main { public void dfs(ArrayList<Integer>[] graph,int[] visited,int source) { } public ...
np
1238_E. Keyboard Purchase
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer; public class B { public static void main(String[] args) throws IOException { InputReader in = new InputReader(); int n = in.nextInt(); int k = in.nextInt(); ...
linear
224_B. Array
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.StringTokenizer; /** * Problem solution template. * @author Andrew Porokhin, andrew.porokhin@gmail.com */ public class Problem01B implements Runnable { static final long[] x1...
linear
1_B. Spreadsheets
CODEFORCES
import java.io.*; import java.util.StringTokenizer; import static java.lang.Math.abs; /** * 35C * * @author artyom */ public class FireAgain implements Runnable { private BufferedReader in; private PrintWriter out; private StringTokenizer tok; private void solve() throws IOException { int...
cubic
35_C. Fire Again
CODEFORCES
import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner in=new Scanner(System.in); long num=in.nextLong(); long lcm=1; if(num==2){ System.out.println(2); System.exit(0); }//End if else if(num%2==0&&num%3!=...
constant
235_A. LCM Challenge
CODEFORCES
import java.io.*; import java.lang.reflect.Array; import java.util.*; import java.util.Arrays; import java.util.Comparator; import java.util.TreeSet; public class Main { public static StreamTokenizer tokenizer = new StreamTokenizer(new BufferedReader(new InputStreamReader(System.in))); public static int read...
linear
1000_A. Codehorses T-shirts
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.StreamTokenizer; public class ASimpleTask { static StreamTokenizer st; static int nextInt() { try { st.nextToken(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTra...
np
11_D. A Simple Task
CODEFORCES
import java.io.*; import java.util.InputMismatchException; public class Cf2207C { private static InputReader in = new InputReader(System.in); private static OutputWriter out = new OutputWriter(System.out); private static void solve() throws Exception { int n = in.readInt(); String s = in...
linear
701_C. They Are Everywhere
CODEFORCES
import java.io.*; import java.util.*; public class B{ static long []sum; static int n; public static void main(String[] args) throws IOException { Scanner sc=new Scanner(); PrintWriter out=new PrintWriter(System.out); n=sc.nextInt(); sum=new long [n+1]; for(int i=1;i<=n;i++) sum[i]=sc.nextInt()+sum...
quadratic
1141_F2. Same Sum Blocks (Hard)
CODEFORCES
import static java.util.Arrays.*; import static java.lang.Math.*; import java.util.*; import java.io.*; public class A implements Runnable { public static void main(String [] args) throws IOException { new Thread(null, new A(), "", 1 << 20).start(); } String file = "input"; BufferedReader input; PrintWriter...
linear
17_A. Noldbach problem
CODEFORCES
import java.awt.Point; import java.io.*; import java.math.BigInteger; import java.util.*; import static java.lang.Math.*; public class A { final boolean ONLINE_JUDGE = System.getProperty("ONLINE_JUDGE") != null; BufferedReader in; PrintWriter out; StringTokenizer tok = new StringTokenizer(""); cl...
nlogn
220_A. Little Elephant and Problem
CODEFORCES
/** * @Author Tran Quang Loc (darkkcyan) * BEFORE READING CODE: * Java is really lengthy (at least for Java 8). So I used the advantage of initialization block. * Basically, every initialization block run before the constructor and they run in the declaration order. * And as I understand, every properties (or glob...
logn
1195_B. Sport Mafia
CODEFORCES
import java.io.InputStreamReader; import java.io.IOException; import java.io.BufferedReader; import java.io.OutputStream; import java.io.PrintWriter; import java.util.StringTokenizer; import java.math.BigInteger; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top * @author...
logn
256_B. Mr. Bender and Square
CODEFORCES
import java.io.BufferedReader; import java.io.InputStreamReader; public class Main { public static void main(String args[]) throws Exception { BufferedReader br=new BufferedReader(new InputStreamReader(System.in)); int n=Integer.parseInt(br.readLine()); System.out.println("0 0 "+n);} }
constant
199_A. Hexadecimal's theorem
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; public class A { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); long K = Long.valueOf(br.readLine()); long n = ...
logn
1177_B. Digits Sequence (Hard Edition)
CODEFORCES
import java.io.*; import java.math.BigInteger; import java.util.*; public class Main { StreamTokenizer in; PrintWriter out; static public void main(String[] args) throws IOException { new Main().run(); } int ni() throws IOException { in.nextToken(); return (int) in.nval; } vo...
nlogn
15_A. Cottage Village
CODEFORCES
import java.io.*; import java.util.*; public class BBi implements Runnable { public static void main(String[] args) { new Thread(new BBi()).run(); } BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer in; PrintWriter out = new PrintWriter(System.out); public String nextT...
logn
256_B. Mr. Bender and Square
CODEFORCES
import java.util.*; import static java.lang.Math.*; import java.io.*; public class SolutionB { public static void main(String args[])throws IOException{ Scanner sc = new Scanner(System.in); int a[] = new int[1501]; for(int i = 0; i < 3; i++){ a[sc.ne...
constant
911_C. Three Garlands
CODEFORCES
import static java.lang.Integer.parseInt; import static java.lang.Long.parseLong; import static java.lang.Math.round; import static java.lang.Math.sqrt; import static java.lang.System.exit; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import j...
linear
1515_B. Phoenix and Puzzle
CODEFORCES
import static java.util.Arrays.sort; import java.io.BufferedOutputStream; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.SortedSet; import java.util.StringTokenizer; import java.util.TreeSet; public class SecondOrderStatistics ...
nlogn
22_A. Second Order Statistics
CODEFORCES
import java.io.*; import java.util.StringTokenizer; public class Test { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in), 1024 * 48); BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out)); ...
logn
992_C. Nastya and a Wardrobe
CODEFORCES
import java.io.*; import java.util.*; public class B { static int n, t[], g[], MOD = (int) 1e9 + 7; static int[][][] memo1, memo2[], memo3[]; static int dp1(int idx, int remCnt, int remSum) { if (idx == n) return remSum == 0 && remCnt == 0 ? 1 : 0; if (remCnt < 0 || remSum < 0) return 0; if (memo1[idx...
cubic
1185_G2. Playlist for Polycarp (hard version)
CODEFORCES
import java.util.Arrays; import java.util.Scanner; public class P817C { public static void main(String[] args) { Scanner scan = new Scanner(System.in); long n = scan.nextLong(); long s = scan.nextLong(); long ans = 0; if (s > n) { System.out.println(0); return; } if (n > s+200) { ans += n-...
logn
817_C. Really Big Numbers
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.TreeMap; import java.util.Map; import java.util.InputMismatchException; import java.io.IOException; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at t...
nlogn
527_C. Glass Carving
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.StreamTokenizer; import java.util.ArrayList; import java.util.Arrays; import java.util.Collection; import java.util.Collections; import java.util.List; public class Round159ProblemA { public static void main(...
nlogn
257_A. Sockets
CODEFORCES
import java.io.IOException; import java.util.Arrays; import java.io.OutputStream; import java.io.PrintWriter; import java.util.Random; import java.util.NoSuchElementException; import java.util.TreeSet; import java.util.Collection; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at ...
nlogn
220_A. Little Elephant and Problem
CODEFORCES
import java.util.*; public class TestClass { public static void main(String args[]) { Scanner in = new Scanner(System.in); int n = in.nextInt(); int m = in.nextInt(); int k = in.nextInt(); int arr[] = new int[n+1]; for(int i =0;i<n;i++) arr[i+1]= in.nextInt(); long sum[] = ne...
quadratic
1197_D. Yet Another Subarray Problem
CODEFORCES
import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner s=new Scanner(System.in); double n=s.nextLong(); double k=s.nextLong(); double num=(-3+Math.sqrt(9+8*(n+k)))/2; System.out.println((long)(n-num)); } }
logn
1195_B. Sport Mafia
CODEFORCES
import java.io.*; import java.util.*; /* * Heart beats fast * Colors and promises * How to be brave * How can I love when I am afraid... */ //read the question correctly (is y a vowel? what are the exact constraints?) //look out for SPECIAL CASES (n=1?) and overflow (ll vs int?) //always declare multidime...
linear
1000_A. Codehorses T-shirts
CODEFORCES
import java.io.IOException; import java.io.InputStreamReader; import java.io.OutputStreamWriter; import java.util.Arrays; import java.io.BufferedWriter; import java.io.BufferedReader; import java.io.OutputStream; import java.io.PrintWriter; import java.util.Random; import java.io.Writer; import java.util.StringTokenize...
nlogn
220_A. Little Elephant and Problem
CODEFORCES
import java.util.Scanner; import java.io.*; import java.util.*; public class ReallyBigNumbers817c { static long sd(String s) { long c = 0; for (int i = 0; i < s.length(); i++) { c += s.charAt(i); } return c - s.length() * 0x30; } public static void main(Str...
logn
817_C. Really Big Numbers
CODEFORCES
import java.util.*; public class C{ static String s; static long val[]; static int N,size; static int index(char c){ if(c <= 'Z'){ return c - 'A'; }else{ return c - 'a' + ('Z' - 'A' + 1); } } static int l(int i){ return (i<<1)+1; } static int r(int i){ return (i<<1)+2; } static void setup(i...
linear
701_C. They Are Everywhere
CODEFORCES
import java.io.*; import java.math.*; import java.util.*; import java.util.Map.Entry; public class StringsProb { private void solve() throws IOException { String s = nextToken(); int res = 0; Map<String , Integer> m = new HashMap<String, Integer>(); for (int i = 0; i < s.length(); i...
cubic
23_A. You're Given a String...
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; public class GB17C { public static void main(String[] args) throws NumberFormatException, IOException { BufferedReader sc = new BufferedReader(new InputStreamReader(System.in)); String[] dir = sc.readLine().spli...
quadratic
908_C. New Year and Curling
CODEFORCES
//package cf196; import java.util.*; import java.io.*; public class A { FastScanner in; PrintWriter out; final long mod = (long) 1e9 + 9 ; public void solve() throws IOException { long n = in.nextInt(); long m = in.nextInt(); long k = in.nextInt(); long l = n / k; long c = n - m; long mul2 = Math.max...
logn
338_A. Quiz
CODEFORCES
import java.util.*; import java.io.*; public class SonyaExhibition { static BufferedReader br; static StringTokenizer tokenizer; public static void main(String[] args) throws Exception { br = new BufferedReader(new InputStreamReader(System.in)); int n = nextInt(); int[] arr = {0,1}; for(int i = 0; i < n; i...
linear
1004_B. Sonya and Exhibition
CODEFORCES
import java.io.*; public class Alpha_Round { public static void main(String[] args) throws IOException { BufferedReader reader = new BufferedReader(new InputStreamReader(System.in)); BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(System.out)); String[] in = reader.readLin...
logn
1195_B. Sport Mafia
CODEFORCES
//package Round_159; import java.util.*; import java.io.*; import static java.lang.Math.*; public class a { void solve() throws Exception { int n = in.nextInt(); int m = in.nextInt(); int k = in.nextInt(); int a[] = new int[n]; for (int i = 0; i<n; i++){ a[i] = in.nextInt(); } Arrays.sort(a); in...
nlogn
257_A. Sockets
CODEFORCES
import java.util.*; import java.io.*; public class Main implements Runnable { private void solution() throws IOException { int n = in.nextInt(); int m = in.nextInt(); boolean[][] adj = new boolean[n][n]; long res = 0; for (int i = 0; i < m; ++i) { int x = in.nextInt(); int y = in.nextInt(); adj[x -...
np
11_D. A Simple Task
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.Random; import java.util.StringTokenizer; public class c { class IO { BufferedReader in = new BufferedReader(new InputStreamReader(System.in)); ...
nlogn
220_A. Little Elephant and Problem
CODEFORCES
import java.io.*; import java.util.*; public class YoureGivenAString { public static void main(String[] args) throws IOException { BufferedReader f = new BufferedReader(new InputStreamReader(System.in)); String str = f.readLine(); int max = 0; for (int i = 0; i < str.length(); i++) ...
cubic
23_A. You're Given a String...
CODEFORCES
import java.io.*; import java.util.*; public class D999 { public static void main(String args[])throws IOException { Scanner sc=new Scanner(System.in); int n=sc.nextInt(); int m=sc.nextInt(); int req=n/m; int arr[]=new int[n+1]; int size[]=new int[m]; Lis...
linear
999_D. Equalize the Remainders
CODEFORCES
import java.io.PrintWriter; import java.util.Arrays; import java.util.Scanner; public class A_135 { /** * @param args */ public static void main(String[] args) { Scanner in=new Scanner(System.in); int n=in.nextInt(); int[] mas=new int[n]; ...
nlogn
135_A. Replacement
CODEFORCES
import java.util.Scanner; public class Code1 { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = Integer.valueOf(sc.nextLine()); if (n % 2 == 0) System.out.println(4 + " " + (n - 4)); else { System.out.println(9 + " " + (...
constant
472_A. Design Tutorial: Learn from Math
CODEFORCES
import java.util.Scanner; public class ToyArmy { public static void main(String[] args) { int n = new Scanner(System.in).nextInt(); System.out.println(n + n / 2); } }
constant
84_A. Toy Army
CODEFORCES
import java.io.*; import java.math.*; import java.security.KeyStore.Entry; import java.util.*; public class QA { static long MOD = 1000000007; static boolean b[], b1[], check; static ArrayList<Integer>[] amp, pa; static ArrayList<Pair>[] amp1; static ArrayList<Pair>[][] damp; ...
cubic
35_C. Fire Again
CODEFORCES
import java.io.*; import java.util.*; public class Solution{ void solve()throws Exception { int n=nextInt(); int[]a=new int[n]; for(int i=0;i<n;i++) a[i]=nextInt(); ArrayList<Integer>list=new ArrayList<Integer>(); for(int i=0;i<n;i++) list.ad...
nlogn
220_A. Little Elephant and Problem
CODEFORCES
import java.util.*; public class LearnMath { public static void main(String[] args) { Scanner scan = new Scanner(System.in); int N = scan.nextInt(); scan.close(); if ((N%2) == 0) { System.out.println(4 + " " + (N-4)); } else { if (N > 18) { System.out.println(9 + " " + (N-9)); } else {...
constant
472_A. Design Tutorial: Learn from Math
CODEFORCES
import java.util.Scanner; import static java.lang.Integer.bitCount; import static java.lang.Integer.numberOfTrailingZeros; import static java.lang.System.out; /** * 11D * * @author artyom */ public class ASimpleTask { public static void main(String args[]) { Scanner sc = new Scanner(System.in); ...
np
11_D. A Simple Task
CODEFORCES
import com.sun.org.apache.xpath.internal.operations.Bool; import java.io.*; import java.util.*; public class Main { public static void main(String[] args) throws Exception { MyScanner scan = new MyScanner(); out = new PrintWriter(new BufferedOutputStream(System.out)); int n = scan.nextIn...
nlogn
1033_C. Permutation Game
CODEFORCES
import java.io.*; import java.text.*; import java.util.*; import java.math.*; public class D { public static void main(String[] args) throws Exception { new D().run(); } int[] BIT; public void run() throws Exception { FastScanner f = new FastScanner(); PrintWriter out = new PrintWriter(System.out); int n = ...
quadratic
911_D. Inversion Counting
CODEFORCES
import java.io.PrintWriter; import java.util.Scanner; public class Solution { /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub Scanner in = new Scanner(System.in); PrintWriter out = new PrintWriter(System.out); int n=i...
constant
84_A. Toy Army
CODEFORCES
import java.io.IOException; import java.io.OutputStreamWriter; import java.io.BufferedWriter; import java.util.InputMismatchException; import java.io.OutputStream; import java.io.PrintWriter; import java.io.Writer; import java.math.BigInteger; import java.io.InputStream; /** * Built using CHelper plug-in * Actual so...
logn
338_A. Quiz
CODEFORCES
import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.Arrays; import java.util.Scanner; import java.util.StringTokenizer; public class a implements Comparable<a>{ int x, y, id; //static BufferedReader in; //static StringTokenizer st; public a(int x1, int y1,...
nlogn
160_A. Twins
CODEFORCES
import java.util.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int[] wide = new int[n], sta = new int[n]; HashMap<Integer, Integer> hm = new HashMap<Integer, Integer>(); for (int i = 0; i < n; i++)...
nlogn
982_B. Bus of Characters
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.io.FilterInputStream; import java.io.BufferedInputStream; import java.io.InputStream; /** * @author khokharnikunj8 */ public class Main { public static void main(String[] args) { ...
np
1102_F. Elongated Matrix
CODEFORCES
import java.awt.Point; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.math.BigInteger; import java.util.Arrays; import java.util.Comparator; import java.util.StringTokenizer; public class A { private void solve() throws IOExcept...
nlogn
166_A. Rank List
CODEFORCES
import java.io.*; import java.util.*; public class B { static int n, t[], g[], MOD = (int) 1e9 + 7; static int[][][] memo1, memo2[], memo3[]; static int dp1(int idx, int remCnt, int remSum) { if (idx == n) return remSum == 0 && remCnt==0 ? 1 : 0; if(remCnt<0 || remSum<0) return 0; if (memo1[idx][remCn...
cubic
1185_G2. Playlist for Polycarp (hard version)
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.Collections; import java.util.LinkedList; import java.util.List; import java.util.Set; import java.util.StringTokeni...
nlogn
22_A. Second Order Statistics
CODEFORCES
import java.io.*; import java.math.BigInteger; import java.util.*; public class DD { public static void main(String[] args)throws Throwable { MyScanner sc=new MyScanner(); PrintWriter pw=new PrintWriter(System.out); int n=sc.nextInt(); int [] a=new int [n]; for(int i=0;i<n;i++) a[i]=sc.nextInt(); ...
nlogn
903_D. Almost Difference
CODEFORCES
//package CodeforcesJava; import java.io.*; import java.util.*; public class Main { public void solve(InputProvider input, PrintWriter output) throws IOException { int n = input.nextInt(); int d = input.nextInt(); int count = 1; int current = input.nextInt(); for (int i = ...
linear
1004_A. Sonya and Hotels
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 * * @author Sandip Jana */ public clas...
linear
1515_B. Phoenix and Puzzle
CODEFORCES
import java.util.*; import java.io.*; import java.math.*; import java.util.regex.*; public class Main { static InputReader in; public static void main(String[] args) throws IOException{ File file = new File("input.txt"); if(file.exists())in = new InputReader( new ...
nlogn
257_A. Sockets
CODEFORCES
import java.util.*; import java.io.*; import java.math.*; public class Solution{ public static void main(String[] args)throws IOException{ BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); int n = Integer.parseInt(br.readLine()); StringTokenizer st = new StringTokeniz...
linear
1197_B. Pillars
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.io.OutputStream; import java.io.IOException; import java.io.InputStreamReader; import java.io.FileNotFoundException; import java.util.StringTokenizer; import java.io.Writer; import java.io.Buffer...
quadratic
1209_A. Paint the Numbers
CODEFORCES
import java.io.BufferedReader; import static java.lang.Math.*; import java.io.File; import java.io.FileReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.*; public class CFC23A implements Runnable { BufferedReader in; PrintWriter out; StringTokenizer t...
cubic
23_A. You're Given a String...
CODEFORCES
import java.util.*; import java.io.*; public class E { public static void main(String[] args) { FastScanner scanner = new FastScanner(); PrintWriter out = new PrintWriter(System.out, false); int n = scanner.nextInt(); int m = scanner.nextInt(); char[] str = scanner.next().to...
np
1238_E. Keyboard Purchase
CODEFORCES
import java.math.BigDecimal; import java.util.Arrays; import java.util.HashSet; import java.util.Iterator; import java.util.LinkedList; import java.util.Queue; import java.util.Scanner; import java.util.Set; public class Task16e { /** * @param args */ public static void main(String[] args) { Scanner sc = new...
np
16_E. Fish
CODEFORCES
import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner s = new Scanner(System.in); long a=s.nextLong(), b=s.nextLong(); long c=0; while(true) { if(a==b ){ System.out.println(c+a); return ; ...
constant
343_A. Rational Resistance
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.io.FilterInputStream; import java.io.BufferedInputStream; import java.util.Random; import java.util.Comparator; import java.io.InputStream; /** * @author khokharnikunj8...
np
1209_E1. Rotate Columns (easy version)
CODEFORCES
import java.util.*; import java.io.*; public class a { public static void main(String[] args) throws IOException { //Scanner input = new Scanner(new File("input.txt")); //PrintWriter out = new PrintWriter(new File("output.txt")); PrintWriter out = new PrintWriter(System.out); input.init(System.in);...
logn
276_D. Little Girl and Maximum XOR
CODEFORCES
import java.io.BufferedOutputStream; import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.*; public class e { public static class FastReader { BufferedReader br; StringTokenizer st; //it reads the data about the specified point and divide the data about it...
constant
1100_C. NN and the Optical Illusion
CODEFORCES
import java.io.*; import java.util.Arrays; import java.util.StringTokenizer; public class Main { public static void main(String[] args) throws Exception { Scanner sc = new Scanner(System.in); PrintWriter out = new PrintWriter(System.out); int n = sc.nextInt(); Integer[] a = new In...
quadratic
1209_A. Paint the Numbers
CODEFORCES
import java.util.*; public class A { public static void main(String args[]) { Scanner sc=new Scanner(System.in); long n=sc.nextLong(); if(n==0) System.out.println(0); else if(n%2==1) System.out.println((n+1)/2); else System.out.println(n+1); } ...
constant
979_A. Pizza, Pizza, Pizza!!!
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; public class SFly { public static void main(String[] args) throws IOException { BufferedReader lector = new BufferedReader(new InputStreamReader(System.in)); int planet = Integer.parseInt(lector.readLine()); int ini...
linear
1010_A. Fly
CODEFORCES
import java.util.*; import java.io.*; public class B{ static int[][] hor; static int[][] ver; static int n; static int m; static int k; static long[][][] dp; static long dist(int row, int col) { if(k%2==1)return Integer.MAX_VALUE; return 2*make(row,col,k/2); } static long make(int row, int col, int mo...
cubic
1517_D. Explorer Space
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.HashMap; import java.util.HashSet; import java.util.StringTokenizer; import java.util.TreeMap; import java.util.TreeSet; publ...
quadratic
908_C. New Year and Curling
CODEFORCES
/* * Code Author: Akshay Miterani * DA-IICT */ import java.io.*; import java.math.*; import java.text.*; import java.util.*; public class A { static double eps=(double)1e-15; static long mod=(int)1e9+7; public static void main(String args[]){ InputReader in = new InputReader(System.in); OutputStream outpu...
linear
701_C. They Are Everywhere
CODEFORCES
import java.io.*; import java.util.*; public class CF1102F { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st = new StringTokenizer(br.readLine()); int n = Integer.parseInt(st.nextToken()); int m = Integer....
np
1102_F. Elongated Matrix
CODEFORCES
import java.io.BufferedReader; import java.io.InputStreamReader; public class YouAreGivenAString { public static void main(String[] args) throws Exception { // TODO Auto-generated method stub BufferedReader r = new BufferedReader(new InputStreamReader(System.in)); String s=r.readLine(); int max=0; for(int ...
cubic
23_A. You're Given a String...
CODEFORCES
import java.io.BufferedWriter; import java.io.File; import java.io.FileWriter; import java.io.IOException; import java.util.ArrayList; import java.util.LinkedList; import java.util.Queue; import java.util.Scanner; public class Main { static class Point { int x; int y; Point(int a, int b)...
cubic
35_C. Fire Again
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.StringTokenizer; public class A { public static void main(String[] args) throws IOException { InputReader sc = new InputReader(System.in); PrintWri...
constant
235_A. LCM Challenge
CODEFORCES
import java.io.File; import java.io.FileNotFoundException; import java.io.PrintWriter; import java.util.LinkedList; import java.util.Queue; import java.util.Scanner; public class ProblemD { static int n; static int m; static boolean[][] fire; public static void main(String[] args) throws FileNot...
cubic
35_C. Fire Again
CODEFORCES
import java.io.*; import java.util.*; public final class subtractions { static BufferedReader br=new BufferedReader(new InputStreamReader(System.in)); static FastScanner sc=new FastScanner(br); static PrintWriter out=new PrintWriter(System.out); static long solve(long a,long b) { if(a<=0 || b<=0) { ...
constant
267_A. Subtractions
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.io.FilterInputStream; import java.io.BufferedInputStream; import java.math.BigInteger; import java.util.HashMap; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution...
nlogn
903_D. Almost Difference
CODEFORCES
import java.util.HashSet; import java.util.Scanner; public class Solution { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); HashSet<Integer> set = new HashSet<>(); for(int i = 0; i<n; i++){ int a = sc.nextInt(); ...
linear
992_A. Nastya and an Array
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.StringTokenizer; public class pr1073B { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System....
linear
1073_B. Vasya and Books
CODEFORCES
import java.awt.Label; import java.io.BufferedOutputStream; import java.io.BufferedReader; import java.io.FileReader; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.*; public class Main implements Runnable { private boolean _ReadFromFile = false; private boolean _WriteToFile = false; ...
linear
1_B. Spreadsheets
CODEFORCES
/* package whatever; // don't place package name! */ import java.util.*; import java.lang.*; import java.io.*; /* Name of the class has to be "Main" only if the class is public. */ public class Ideone { public static void main (String[] args) throws java.lang.Exception { Scanner sc = new Scanner(Syste...
constant
472_A. Design Tutorial: Learn from Math
CODEFORCES
// discussed with rainboy import java.io.*; import java.util.*; public class CF915D { static ArrayList[] aa; static boolean[] visited, instack; static int[] stack; static int cnt, h_, i_, j_; static boolean dfs1(int i) { if (visited[i]) { if (instack[i]) { h_ = i; return true; } return false; ...
quadratic
915_D. Almost Acyclic Graph
CODEFORCES
import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.StringTokenizer; public class Main{ public static long howMany(long n, long x, long y, long s){ long res = 0; int cnt = 0; long[] px = new long[9]; long[] py = new long[9]; if(x - s < 1){ ...
logn
256_B. Mr. Bender and Square
CODEFORCES