src
stringlengths
95
64.6k
complexity
stringclasses
7 values
problem
stringclasses
256 values
from
stringclasses
1 value
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.HashSet; import java.util.Set; import java.util.StringTokenizer; public class A { BufferedReader in; StringTokenizer st; PrintWriter out; s...
nlogn
15_A. Cottage Village
CODEFORCES
import java.io.*; import java.util.*; import static java.lang.Math.*; import static java.util.Arrays.fill; import static java.util.Arrays.binarySearch; import static java.util.Arrays.sort; public class Main { public static void main(String[] args) throws IOException { // try { // if (new File("input.txt").exists()...
np
11_D. A Simple Task
CODEFORCES
import java.io.*; import java.util.*; public class Main { class IO { BufferedReader reader; PrintWriter writer; StringTokenizer tokenizer; IO() { reader = new BufferedReader(new InputStreamReader(System.in)); writer = new PrintWriter(new BufferedOutputStream(System.out)); tokenizer = new StringTok...
logn
817_C. Really Big Numbers
CODEFORCES
import java.io.*; import java.math.BigInteger; import java.util.StringTokenizer; public class C { public static void main(String[] args) throws IOException { init(System.in); BigInteger x = new BigInteger(next()); if (x.compareTo(BigInteger.ZERO) == 0) { System.out.println(0); ...
logn
992_C. Nastya and a Wardrobe
CODEFORCES
import java.io.*; import java.util.*; import java.math.*; //created at 6:06 PM 12/9/11 by Abrackadabra public class A { int IOMode = 0; //0 - consoleIO, 1 - <taskName>.in/out, 2 - input.txt/output.txt, 3 - test case generator String taskName = ""; void solve() throws IOException { int n = nextInt...
nlogn
135_A. Replacement
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
1080_D. Olya and magical square
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.util.NoSuchElementException; import java.io.Writer; import java.math.BigInteger; import java.io.InputStream; /** *...
logn
256_B. Mr. Bender and Square
CODEFORCES
import sun.reflect.generics.tree.Tree; import java.io.*; import java.math.BigInteger; import java.net.Inet4Address; import java.util.*; public class l { //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// ////////////////////////////////...
nlogn
527_C. Glass Carving
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.InputStreamReader; import java.io.InputStream; /** * Built using CHelper plug-in * Actual soluti...
quadratic
911_D. Inversion Counting
CODEFORCES
import java.util.Map; import java.io.IOException; import java.io.OutputStreamWriter; import java.math.BigDecimal; import java.io.BufferedWriter; import java.util.Locale; import java.util.InputMismatchException; import java.util.HashMap; import java.util.Set; import java.io.OutputStream; import java.io.PrintWriter; impo...
linear
224_B. Array
CODEFORCES
import java.util.*; public class P023A { public static void main(String[] args) { Scanner in = new Scanner(System.in); String line = in.next(); HashSet<String> hash = new HashSet<String>(); int ans = 0; for (int len = line.length()-1; len > 0; --len) ...
cubic
23_A. You're Given a String...
CODEFORCES
import java.io.*; import java.util.*; //import javafx.util.*; import java.math.*; //import java.lang.*; public class Main { // static int n;static ArrayList<Integer> arr[]; // int ans[]; public static void main(String[] args) throws IOException { // Scanner sc=new Scanner(System.in); Pr...
quadratic
1209_A. Paint the Numbers
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.InputStreamReader; import java.io.InputStream; /** * Built using CHelper plug-in * Actual soluti...
logn
1080_D. Olya and magical square
CODEFORCES
import java.util.*; import java.io.*; import java.math.*; public class Main { public static void main(String[] args) throws IOException { PrintWriter out = new PrintWriter(System.out); //Scanner sc = new Scanner(); Reader in = new Reader(); Main solver = new Main(); solver....
nlogn
958_B2. Maximum Control (medium)
CODEFORCES
import java.util.*; import java.io.*; public class GG { public static void main(String[] args) { FastScanner scanner = new FastScanner(); PrintWriter out = new PrintWriter(System.out); int N = scanner.nextInt(); int M = scanner.nextInt(); int K = scanner.nextInt(); i...
cubic
1187_G. Gang Up
CODEFORCES
import java.io.*; import java.util.*; /* polyakoff */ public class Main { static FastReader in; static PrintWriter out; static Random rand = new Random(); static final int oo = (int) 1e9 + 10; static final long OO = (long) 1e18 + 10; static final int MOD = (int) 1e9 + 7; static int M; ...
cubic
1515_E. Phoenix and Computers
CODEFORCES
import java.util.Scanner; public class D { public static void main(String[] args) { Scanner s = new Scanner(System.in); long l = s.nextLong(); long r = s.nextLong(); long a = l ^ r; long b = a; while (b != 0) { a = b; b = (b-1) & b; }...
logn
276_D. Little Girl and Maximum XOR
CODEFORCES
/** * Created by IntelliJ IDEA. * User: dev_il * Date: 03.08.2010 * Time: 0:59:04 * To change this template use File | Settings | File Templates. */ import java.io.*; import static java.lang.Math.*; import java.util.*; public class IQTest implements Runnable { BufferedReader in; PrintWriter out; ...
linear
25_A. IQ test
CODEFORCES
import java.io.*; import java.math.*; import java.util.*; public class Main { public static void main(String args[]) throws IOException { new Main().run(); } StreamTokenizer in; PrintWriter out; public void run() throws IOException { in =new StreamTokenizer(new BufferedReade...
constant
5_D. Follow Traffic Rules
CODEFORCES
import java.io.*; import java.util.*; import java.text.*; import java.math.*; public class A { 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...
nlogn
15_A. Cottage Village
CODEFORCES
import java.io.*; import java.util.*; public class A{ private BufferedReader in; private StringTokenizer st; void solve() throws IOException{ int n = nextInt(); System.out.println(3 * n/2); } A() throws ...
constant
84_A. Toy Army
CODEFORCES
import java.util.*; import java.io.*; import java.math.*; public class a extends Thread { BufferedReader bf; PrintWriter out; FastScanner in; void solve() throws Exception { long n = in.nextLong(); long f[] = new long[2001]; int i = 2; f[0] = 0; f[1] = 1; while (true){ f[i] = f[i-1] + f[i-2]; ...
constant
199_A. Hexadecimal's theorem
CODEFORCES
import java.util.*; import java.io.*; public class Solution { public static void main(String [] args) throws IOException { PrintWriter pw=new PrintWriter(System.out);//use pw.println() not pw.write(); BufferedReader br=new BufferedReader(new InputStreamReader(System.in)); StringTokenize...
linear
1011_A. Stages
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.Arrays; import java.util.StringTokenizer; public class C { static StringTokenizer st; static BufferedReader br;...
linear
701_C. They Are Everywhere
CODEFORCES
import java.io.*; import java.util.*; public class MainG { static StdIn in = new StdIn(); static PrintWriter out = new PrintWriter(System.out); static long M=(long)1e9+7; public static void main(String[] args) { char[] cs = in.next().toCharArray(); int n=cs.length; int[] x = new int[n]; for(int i=0; i<n;...
quadratic
908_G. New Year and Original Order
CODEFORCES
import java.io.*; import java.util.*; import java.math.*; import java.lang.*; import static java.lang.Math.*; public class Main implements Runnable { static class InputReader { private InputStream stream; private byte[] buf = new byte[1024]; private int curChar; private int numCha...
logn
992_C. Nastya and a Wardrobe
CODEFORCES
import java.util.*; import java.math.*; import java.io.PrintStream; import static java.lang.Math.*; public class Task275A { public static Scanner in = new Scanner(System.in); public static PrintStream out = System.out; public static void main(String[] args) { long l = in.nextLong(); long ...
constant
483_A. Counterexample
CODEFORCES
import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.PrintWriter; import java.io.StreamTokenizer; public class A25 { static StreamTokenizer in = new StreamTokenizer(new BufferedReader(new InputStreamReader(System.in))); static PrintWriter out = new PrintWriter(System.out); static int n...
linear
25_A. IQ test
CODEFORCES
import java.io.*; import java.util.*; public class MainF { public static void main(String[]args) throws IOException{ BufferedReader br = new BufferedReader(new FileReader(new File("input.txt"))); BufferedWriter bw = new BufferedWriter(new FileWriter(new File("output.txt"))); String S = br.r...
cubic
35_C. Fire Again
CODEFORCES
import java.io.*; import java.util.*; public class A implements Runnable{ public static void main (String[] args) {new Thread(null, new A(), "_cf", 1 << 28).start();} public void run() { FastScanner fs = new FastScanner(); PrintWriter out = new PrintWriter(System.out); System.err.println("Go!"); int n = fs...
linear
1004_A. Sonya and Hotels
CODEFORCES
import java.util.Scanner; public class Fishes { public static void main(String[] args) { Scanner s = new Scanner(System.in); int n = s.nextInt(); double[][] p = new double[n][n]; double[] dp = new double[1 << 18]; for (int i = 0; i < n; i++) { for (int j = 0; j ...
np
16_E. Fish
CODEFORCES
import java.io.*; import java.util.*; import static java.lang.Math.*; public class codeforces { public static long cnt = 0; public static void f(int g1, int g2, int g3, int last) { if (g1 == 0 && g2 == 0 && g3 == 0) cnt++; if (g1 > 0 && last != 1) f(g1 - 1, g2, g3, 1); if (g2 > 0 && ...
np
1185_G1. Playlist for Polycarp (easy version)
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; import java.awt.Point; import java.io.IOException; import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.InputStream; /**...
np
8_C. Looking for Order
CODEFORCES
import java.io.BufferedReader; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.math.BigInteger; import java.util.ArrayList; import java.util.Arrays; import java.util.Bit...
quadratic
911_D. Inversion Counting
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.io.StreamTokenizer; import java.util.Arrays; import java.util.Locale; public class E16 { static StreamTokenizer in; static PrintWriter out; static int nextInt() throws ...
np
16_E. Fish
CODEFORCES
import java.io.*; import java.util.*; public class Template implements Runnable { BufferedReader in; PrintWriter out; StringTokenizer tok = new StringTokenizer(""); void init() throws FileNotFoundException { in = new BufferedReader(new InputStreamReader(System.in)); out = new PrintWri...
logn
713_B. Searching Rectangles
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.ArrayDeque; import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.HashMap; import java.util.HashSet; import java.util.PriorityQueue; imp...
cubic
1515_E. Phoenix and Computers
CODEFORCES
//package codeforces.contests.cf159; import java.io.*; import java.util.Arrays; public class ProblemA { BufferedReader reader = new BufferedReader(new InputStreamReader(System.in)); PrintWriter writer = new PrintWriter(new OutputStreamWriter(System.out)); int[] readInts() throws IOException { Str...
nlogn
257_A. Sockets
CODEFORCES
//make sure to make new file! import java.io.*; import java.util.*; public class B713{ public static BufferedReader f; public static PrintWriter out; public static void main(String[] args)throws IOException{ f = new BufferedReader(new InputStreamReader(System.in)); out = new PrintWriter(S...
logn
713_B. Searching Rectangles
CODEFORCES
import java.io.*; import java.util.*; public class A { int n, m, k; int[] a; void run()throws IOException{ // BufferedReader bf = new BufferedReader(new InputStreamReader(System.in)); Scanner sc = new Scanner(new InputStreamReader(System.in)); n = sc.nextInt(); m = sc.nextInt(); k = sc.nextInt(); a = n...
nlogn
257_A. Sockets
CODEFORCES
import java.io.IOException; import java.io.InputStream; import java.util.InputMismatchException; public class Main { static long MOD = (long) 1e9 + 7; static long[][] identity = {{1, 0}, {0, 1}}; public static void main(String[] args) { FastScanner input = new FastScanner(System.in); long x = input.nextL...
logn
992_C. Nastya and a Wardrobe
CODEFORCES
import java.io.*; import java.util.*; public class A implements Runnable { public static void main(String[] args) { new A().run(); } class FastScanner { BufferedReader br; StringTokenizer st; boolean eof; String buf; public FastScanner(String fileName) throws FileNotFoundException { br = new Buffer...
nlogn
15_A. Cottage Village
CODEFORCES
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(String[] args) throws IOException...
logn
817_C. Really Big Numbers
CODEFORCES
import java.io.*; public class D7182 { public static void main(String[] args) throws IOException { init_io(); int N = nint(), M = nint(), K = nint(); if (K % 2 == 0) { int[][][] grid = new int[K+1][N][M]; int[][][] edges = new int[4][N][M]; for (int i = 0...
cubic
1517_D. Explorer Space
CODEFORCES
import java.util.*; public class cf112e { static int n,m,s; static int[][][] memo; public static void main(String[] args) { Scanner in = new Scanner(System.in); n = in.nextInt(); m = in.nextInt(); if(n > m) { int tmp = n; n = m; m = tmp; } s = (1<<n); memo = new int[s][s][m]; for(int i=0; i...
np
112_E. Petya and Spiders
CODEFORCES
import java.io.*; import java.util.*; public class Main { Scanner cin = new Scanner(new BufferedInputStream(System.in)); long n; long maxlcm; void run(){ n = cin.nextInt(); if(n == 1 || n ==2) maxlcm = n; else if(n >= 3){ if(n % 2 != 0){ maxlcm = ...
constant
235_A. LCM Challenge
CODEFORCES
import java.io.BufferedReader; import java.io.InputStreamReader; import java.text.DecimalFormat; import java.util.StringTokenizer; public class Main { static int N; static int K; static int A; static double dl[]; static int base[]; static int needed; static int b[] = new int[N]; s...
np
105_B. Dark Assembly
CODEFORCES
import java.io.*; import java.util.*; public class Example { BufferedReader in; PrintWriter out; StringTokenizer st; String next() { while (st == null || !st.hasMoreTokens()) { try { st = new StringTokenizer(in.readLine()); } catch (Exception e) { ...
logn
256_B. Mr. Bender and Square
CODEFORCES
import java.util.Scanner; public class CF489_C { static long mod = 1000000007; public static void main(String[] args) { Scanner s = new Scanner(System.in); long x = s.nextLong(), k = s.nextLong(); if (x == 0) { System.out.println(0); return; } long max = x % mod; long temp = power(2, k, mod); t...
logn
992_C. Nastya and a Wardrobe
CODEFORCES
import java.util.Arrays; import java.util.Scanner; public class C { static boolean[][] matrix; static long[][] dp; static int n; static int m; public static void main(String[] args) { Scanner s = new Scanner(System.in); n = s.nextInt(); m = s.nextInt(); matrix = new...
np
11_D. A Simple Task
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.OutputStream; import java.io.PrintWriter; import java.util.StringTokenizer; public class Main { ...
np
1102_F. Elongated Matrix
CODEFORCES
import java.io.*; import java.util.*; public class Mai { public static void main(String[] args) throws IOException{ Scanner cin = new Scanner(System.in); int t, n, m; t = cin.nextInt(); while(t > 0) { t--; int sum = 0; n = cin.nextInt(); m = cin.nextInt(); while(n > 0 && m > 0) { ...
constant
267_A. Subtractions
CODEFORCES
import java.io.*; import java.util.*; public class Solution { public static void main(String[] args) throws Exception { MyReader reader = new MyReader(System.in); // MyReader reader = new MyReader(new FileInputStream("input.txt")); MyWriter writer = new MyWriter(System.out); new Sol...
quadratic
911_D. Inversion Counting
CODEFORCES
import java.io.*; import java.util.*; public class C { public static void main(String[] args) { Scanner in = new Scanner(System.in); long n = Long.parseLong(in.next()); long s = Long.parseLong(in.next()); if(!check(n, s)){ System.out.println(0); } else { long min = 1; long max = n; while(mi...
logn
817_C. Really Big Numbers
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.Arrays; import java.util.StringTokenizer; public class B { static StringTokenizer st; static BufferedReader br;...
logn
713_B. Searching Rectangles
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.lang.reflect.Array; import java.util.Arrays; import java.util.Comparator; import java.util.StringTokenizer; import java.util.function.Function; public class P1196D2 { static boolea...
quadratic
1196_D2. RGB Substring (hard version)
CODEFORCES
import java.util.Scanner; public class A { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); if (n % 2 == 0) { System.out.printf("%d %d", 4, n - 4); } else { System.out.printf("%d %d", 9, n - 9); } ...
constant
472_A. Design Tutorial: Learn from Math
CODEFORCES
import java.util.ArrayList; import java.util.Scanner; public class primes { public static void main(String [] args){ ArrayList<Integer> numb=new ArrayList<Integer>(); Scanner br1 = new Scanner(System.in); int n=br1.nextInt(); int steps=br1.nextInt(); //if(n>2)numb.add(2); if(n>=3)numb.add(3); for(int j=4;j<=n;j+...
linear
17_A. Noldbach problem
CODEFORCES
import java.util.*; public class village { static int[] X, A; public void solve() { Scanner in = new Scanner(System.in); int N = in.nextInt(), T = in.nextInt(); X = new int[N]; A = new int[N]; for(int i = 0; i < N; i++) { X[i] = in.nextInt(); A[i] = in.n...
nlogn
15_A. Cottage Village
CODEFORCES
import java.util.*; public class Solution { public static void main(String[] args) { class Pair { int start; int end; public Pair(int start, int end) { this.start = start; this.end = end; } } Scanner sc = n...
quadratic
1141_F2. Same Sum Blocks (Hard)
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.InputStreamReader; import java.io.InputStream; /** * Built using CHelper plug-in * Actual soluti...
logn
713_B. Searching Rectangles
CODEFORCES
import java.util.Scanner; public class A_Lucky_Division { public static void main(String[] args){ Scanner input=new Scanner(System.in); int number=input.nextInt(); int flag=0; if(number%4==0)flag=1; else if(number%7==0)flag=1; else if(number%47==0)flag=1; else if(number%74==0)flag=1; else if(number%44...
constant
122_A. Lucky Division
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.util.*; public class Code { public static void main(String[] args) throws IOException{ BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); int n = Integer.parseInt(br.readLine()); Ha...
linear
958_D1. Hyperspace Jump (easy)
CODEFORCES
/* Keep solving problems. */ import java.util.*; import java.io.*; public class CFA { BufferedReader br; PrintWriter out; StringTokenizer st; boolean eof; final long MOD = 1000L * 1000L * 1000L + 7; int[] dx = {0, -1, 0, 1}; int[] dy = {1, 0, -1, 0}; void solve() throws IOException { ...
quadratic
911_D. Inversion Counting
CODEFORCES
import java.util.Scanner; import java.io.PrintWriter; /** * @author Egor Kulikov (kulikov@devexperts.com) */ public class Spreadsheets implements Runnable { private Scanner in = new Scanner(System.in); private PrintWriter out = new PrintWriter(System.out); private String s, ans; public static void main(String[]...
linear
1_B. Spreadsheets
CODEFORCES
import com.sun.org.apache.xerces.internal.util.SynchronizedSymbolTable; import jdk.management.cmm.SystemResourcePressureMXBean; import java.awt.*; import java.io.*; import java.lang.reflect.Array; import java.text.DecimalFormat; import java.util.*; import java.util.List; import java.math.*; public class Newbie { ...
quadratic
995_B. Suit and Tie
CODEFORCES
import java.util.*; import java.io.*; public class Deltix { static PrintWriter out; public static void main(String[] args) { MyScanner sc = new MyScanner(); out = new PrintWriter(new BufferedOutputStream(System.out)); int t = sc.nextInt(); while (t-- > 0) { int n = s...
cubic
1523_C. Compression and Expansion
CODEFORCES
import java.util.*; import java.io.*; import java.math.*; import java.awt.geom.*; public class FunctionHeight { public static void main(String[] args) { MyScanner sc = new MyScanner(); long n = sc.nl(); long k = sc.nl(); long ans = (n+k-1)/n; System.out.println(ans); } ...
constant
1036_A. Function Height
CODEFORCES
import java.awt.Point; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.PrintStream; import java.util.HashSet; import java.util.LinkedList; import java.util.Queue; import java.util.Scanner; public class FireAgain { Point coordinate; Queue<Point> q = new Linke...
cubic
35_C. Fire Again
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.io.IOException; import java.io.BufferedReader; import java.io.Reader; import java.io.InputStreamReader; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at th...
quadratic
908_C. New Year and Curling
CODEFORCES
import java.io.PrintWriter; import java.util.Arrays; import java.util.Comparator; import java.util.Scanner; public class Main { public static void main(String[] argv) { new Main().run(); } void run() { in = new Scanner(System.in); out = new PrintWriter(System.out); try { solve(); } finally { out....
nlogn
166_A. Rank List
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
483_A. Counterexample
CODEFORCES
import java.io.FileInputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.math.BigInteger; import java.nio.charset.Charset; import java.util.*; public class CFContest { public static void main(String[] args) throws Exception { boolean local = System....
np
1185_G1. Playlist for Polycarp (easy version)
CODEFORCES
import java.io.*; import java.lang.*; public class CF1003E{ public static void main(String args[]) throws IOException{ BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); String[] s = br.readLine().split(" "); int n = Integer.parseInt(s[0]); int d = Integer.pars...
quadratic
1003_E. Tree Constructing
CODEFORCES
import java.io.*; import java.math.*; import java.util.*; // author @mdazmat9 public class codeforces{ public static void main(String[] args) throws IOException { Scanner sc = new Scanner(System.in); PrintWriter out = new PrintWriter(System.out); int test = 1; for (int ind = 0; i...
constant
911_C. Three Garlands
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.awt.Point; import java.io.*; import java.lang.reflect.Array; import java.math.BigInteger; import java.util.*; import static java.lang.Math.*; public class Start { final boolean ONLINE_JUDGE = System.getProperty("ONLINE_JUDGE") != null; BufferedReader in; PrintWriter out; StringTokenizer ...
nlogn
166_A. Rank List
CODEFORCES
import java.io.*; import java.util.*; import static java.lang.Math.*; public class Main { static int n, k; public static void main(String[] args) throws IOException { FastScanner sc = new FastScanner(); PrintWriter pw = new PrintWriter(System.out); n = sc.nextInt(); k = sc.nex...
logn
1195_B. Sport Mafia
CODEFORCES
import java.io.*; import java.util.*; public class A { BufferedReader in; StringTokenizer st; PrintWriter out; String next() throws IOException { while (st == null || !st.hasMoreTokens()) st = new StringTokenizer(in.readLine()); return st.nextToken(); } int nextIn...
nlogn
135_A. Replacement
CODEFORCES
import java.io.*; import java.util.*; /** * Road to 1600 raiting */ public class Main { static class Task { PrintWriter out; int[] num = new int[3]; public void solve(MyScanner in, PrintWriter out) { this.out = out; long n = in.nextLong(); long s = i...
logn
817_C. Really Big Numbers
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.Arrays; import java.util.StringTokenizer; /** * Author - * User: kansal * Date: 9/3/11 * Time: 5:28 PM */ public class CF85E { public static void main(String[] args) { reader = new BufferedRea...
np
112_E. Petya and Spiders
CODEFORCES
import java.io.*; import java.math.BigInteger; import java.util.*; public class Watermelon { static int[][] ans;static int n,m;static boolean[][] vis; public static void main(String[] args) throws IOException { Scanner sc=new Scanner(new File("input.txt")); // Scanner sc=new Scanner(System.in); ...
cubic
35_C. Fire Again
CODEFORCES
import java.util.*; public class Main { final int INF = Integer.MAX_VALUE / 2; private void doit(){ Scanner sc = new Scanner(System.in); //while(sc.hasNext()){ int n = sc.nextInt(); if(n == 0){ System.out.println("0 0 0"); } else i...
constant
199_A. Hexadecimal's theorem
CODEFORCES
import java.util.Scanner; public class R025A { int n; int[] nums; public R025A() { Scanner scanner = new Scanner(System.in); n = scanner.nextInt(); nums = new int[n]; for(int i=0; i<n; i++) { nums[i] = scanner.nextInt(); } } private void process() { int[] c = new int[2]; int[] r = new int[2]; ...
linear
25_A. IQ test
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; public class CodeForces1177B { public static char custBinSearch(long lower, long upper, long lowIndex, int ten, long position) { long half = Math.round((lower + upper) / 2.0); long lowBound = lowIndex + (half - lower...
logn
1177_B. Digits Sequence (Hard Edition)
CODEFORCES
//package codeforces.br22; import java.io.*; import java.util.ArrayList; import java.util.Collections; import java.util.List; /** * User: Kandy * Date: 29.06.2010 * Time: 21:07:24 */ public class ProblemA { public void solve() { boolean oj = true; try { Reader reader = oj ? new In...
nlogn
22_A. Second Order Statistics
CODEFORCES
import java.util.*; public class Etruco2 { static String[] vals = { "%S3L{PYzV1%SGI'>$/4Gam=^#ODu|`Q!Bys%Mw|?fA*0ti{r69RB1N`{B>YC;.:XEmm3t-i^N", "#Y73mVxQ&J`inFO4.v<j?yg{4~O=p=t$'#UHQizDnbsn,+JyuS~@WKw0p*Gy%V:#sa5,L|9RX{", "f0J*n]5ZaRg:d-;{f!Y47]i_'u'cTz*=K$b#=}w[U]3*f+$|4ePs'K?]p8~0loSL$h_+T^{+ik", "@r)...
cubic
1515_E. Phoenix and Computers
CODEFORCES
import java.io.*; import java.math.*; import java.util.*; public class Main { InputReader input; PrintWriter output; void run(){ output = new PrintWriter(new OutputStreamWriter(System.out)); input = new InputReader(System.in); solve(); output.flush(); } public st...
np
16_E. Fish
CODEFORCES
// upsolve with rainboy import java.io.*; import java.util.*; public class CF1187G extends PrintWriter { CF1187G() { super(System.out); } static class Scanner { Scanner(InputStream in) { this.in = in; } InputStream in; int k, l; byte[] bb = new byte[1 << 15]; byte getc() { if (k >= l) { k = 0; try {...
cubic
1187_G. Gang Up
CODEFORCES
import java.util.*; public class LCMChallenge { public static void main(String[] args) { Scanner in = new Scanner(System.in); long n = in.nextInt(); if(n == 1l) System.out.println(1); else if(n == 2l) System.out.println(2); else { long c1 = n*(n-1)*(n-2); long c2 = n*(n-1)*(n-3); long c3 = (...
constant
235_A. LCM Challenge
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; public class Test3 { public static void main(String[] args) throws NumberFormatException, IOException { BufferedReader br=new BufferedReader(new InputStreamReader(System.in)); int x=Integer.parseInt(br.readLine()); int ...
constant
913_A. Modular Exponentiation
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.StringTokenizer; import java.util.HashMap; import java.io.IOException; import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.ArrayList; import java.io.InputStream...
cubic
840_C. On the Bench
CODEFORCES
import java.io.*; import java.util.*; import static java.lang.Math.*; public class E { static int g[][]; static int n, m; static char[] s; static int dp[], inf = (int) 2e9; public static void main(String[] args) throws Exception { Scanner in = new Scanner(System.in); PrintWriter p...
np
1238_E. Keyboard Purchase
CODEFORCES
import java.io.*; import java.util.*; import java.math.*; import java.util.regex.*; /** * * @author jon */ public class Fish { double memo[] = new double[(1<<18)]; int N, FULL; double prob[][] = new double[18][18]; Fish() { Scanner in = new Scanner(System.in); Arrays.fill(memo, -1); ...
np
16_E. Fish
CODEFORCES
import java.util.*; public class helloWorld { public static void main(String[] args) { Scanner in = new Scanner(System.in); int a = in.nextInt(); int b = in.nextInt(); int c = in.nextInt(); int n = in.nextInt(); int ans = n - (a + b - c); if(ans < 1 || a >= n || b >= n || c > a || c > b) ans = ...
constant
991_A. If at first you don't succeed...
CODEFORCES
import java.io.BufferedReader; import java.io.FileNotFoundException; import java.io.FileReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.util.StringTokenizer; public class cf2 { static final double EPS = 1e-9; public static void main(String[] args) thro...
constant
994_C. Two Squares
CODEFORCES
import java.util.Arrays; import java.util.Scanner; public class Solution { private static int[] a; public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(), m = sc.nextInt(); a = new int[101]; for (int i = 0; i < m; i++) { ...
nlogn
1011_B. Planning The Expedition
CODEFORCES
import java.util.List; import java.util.Scanner; import java.util.Comparator; import java.io.OutputStream; import java.io.IOException; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Collections; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top *...
nlogn
166_A. Rank List
CODEFORCES
import java.util.Scanner; public class LuckyDivision { public static void main(String[] args) { Scanner in = new Scanner(System.in); int n = in.nextInt(); if( n % 4==0 || n % 7==0 || n % 47==0 || n % 74==0 || n % 447==0 || ...
constant
122_A. Lucky Division
CODEFORCES