src
stringlengths
95
64.6k
complexity
stringclasses
7 values
problem
stringclasses
256 values
from
stringclasses
1 value
import java.io.PrintWriter; import java.util.Locale; import java.util.Scanner; public class Main { public static void main(String args[]) { new Main().run(); } void run(){ Locale.setDefault(Locale.US); try(Scanner in=new Scanner(System.in); PrintWriter out=new PrintWriter(System.out)){ solve(in, ou...
constant
630_A. Again Twenty Five!
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; public class Test { public static void main(String[] args) throws IOException { BufferedReader in = new BufferedReader(new InputStreamReader(System.in)); String s = in.readLine(); int ans = 0; ...
cubic
23_A. You're Given a String...
CODEFORCES
import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.StringTokenizer; public class D { private void solve() { br = new BufferedReader(new InputStreamReader(System.in)); out = new PrintWriter(System.out); int n = nextInt(), m = nextI...
quadratic
1179_B. Tolik and His Uncle
CODEFORCES
import java.util.Arrays; /** * Created by IntelliJ IDEA. * User: piyushd * Date: 12/31/10 * Time: 1:30 PM * To change this template use File | Settings | File Templates. */ public class SimpleCycle { int first(int x){ return x - (x & (x - 1)); } void run(){ int N = nextInt(), M = nextInt(); int[] g...
np
11_D. A Simple Task
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
111_C. Petya and Spiders
CODEFORCES
import java.util.*; import java.io.*; public class code{ public static void main(String[] args) throws IOException{ Scanner sc = new Scanner(System.in); PrintWriter out = new PrintWriter(System.out); int ok,ok2; int va,vb; va = 0; vb = 0; out.println("? "+va+"...
logn
1088_D. Ehab and another another xor problem
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.io.InputStream; import java.math.BigInteger; import java.util.Arrays; /** * Built using CHelper plug-in * Actual solution ...
constant
630_A. Again Twenty Five!
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.ArrayList; public class D909 { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); char[] line = br.readLin...
linear
909_D. Colorful Points
CODEFORCES
import java.io.*; import java.util.*; public class D { BufferedReader br; PrintWriter out; StringTokenizer st; boolean eof; String toStr(long a) { String s = Long.toBinaryString(a); while (s.length() < 64) s = "0" + s; return s; } void solve() throws IOException { long a = nextLong(); long b = ...
logn
276_D. Little Girl and Maximum XOR
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.io.BufferedReader; import java.io.InputStreamReader; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution ...
np
1102_F. Elongated Matrix
CODEFORCES
import java.io.*; import java.util.*; import java.math.*; import java.awt.Point; public class CFTemplate { static final long MOD = 1000000007L; //static final long MOD2 = 1000000009L; //static final long MOD = 998244353L; //static final long INF = 500000000000L; static final int INF = 1100000000...
cubic
1497E2
CODEFORCES
import java.util.*; import java.lang.Math.*; public class Main { static Scanner in = new Scanner(System.in); static Coor[] p; static Coor ori; static int n; static int dp[]; static Coor pre[]; public static void main(String[] args) { ori = new Coor(in.nextInt(),in.nextInt()); n = in.nextInt(); p = new Co...
np
8_C. Looking for Order
CODEFORCES
import java.io.*; import java.util.*; public class CF1515E extends PrintWriter { CF1515E() { super(System.out, true); } Scanner sc = new Scanner(System.in); public static void main(String[] $) { CF1515E o = new CF1515E(); o.main(); o.flush(); } int[] ff, gg; int md; long ch(int n, int k) { return (long) ff[...
cubic
1515_E. Phoenix and Computers
CODEFORCES
import java.util.Arrays; import java.util.Scanner; public class Main { public static void main(String [] args){ Scanner in= new Scanner(System.in); int n=in.nextInt(); int a=in.nextInt(); int b=in.nextInt(); int []deals=new int[n]; for(int i=0; i<n; i++){ ...
nlogn
169_A. Chores
CODEFORCES
import static java.lang.Integer.parseInt; import static java.lang.Long.parseLong; import static java.lang.Math.min; import static java.lang.System.exit; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.StringTokenizer; public cla...
linear
1091_F. New Year and the Mallard Expedition
CODEFORCES
import java.io.*; import java.util.*; import java.text.*; import java.lang.*; import java.lang.reflect.Array; import java.math.BigInteger; import java.util.regex.*; import java.util.stream.LongStream; public class Main{ static ArrayList a[]=new ArrayList[5000001]; static Vector<pair>schedule_it(ArrayList<pair> v) {...
quadratic
1141_F2. Same Sum Blocks (Hard)
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.PrintWriter; import java.util.InputMismatchException; import java.math.BigInteger; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top * @author walker */ public class Main { public static void main(S...
constant
235_A. LCM Challenge
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.io.BufferedReader; import java.io.File; import java.io.FileNotFoundException; import java.io.FileReader; 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 A { public ...
quadratic
1209_A. Paint the Numbers
CODEFORCES
/* Keep solving problems. */ import java.util.*; import java.io.*; public class CFA { BufferedReader br; PrintWriter out; StringTokenizer st; boolean eof; private static final long MOD = 1000L * 1000L * 1000L + 7; private static final int[] dx = {0, -1, 0, 1}; private static final int[] dy...
linear
1004_A. Sonya and Hotels
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; public class D11 { static StreamTokenizer in; static PrintWriter out; static int nextInt() throws IOException { in.nextToken(); ret...
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.StringTokenizer; public class Bag implements Runnable { private void solve() throws IOException { int xs = nextInt(); int ys = nextInt(); int n = nextInt...
np
8_C. Looking for Order
CODEFORCES
import java.util.Arrays; import java.util.Scanner; public class CF_111_A { public static void main(String[] args){ Scanner in = new Scanner(System.in); int n = in.nextInt(), sum = 0, sum2 = 0; int[] a = new int[n]; for (int i = 0; i < n; i++){ a[i] = in.nextInt(); ...
nlogn
160_A. Twins
CODEFORCES
import java.io.*; import java.util.*; public class Answer17A{ public static void main(String[] args){ try{ BufferedReader reader=new BufferedReader(new InputStreamReader(System.in)); String[] tmp=reader.readLine().split(" "); int n=Integer.parseInt(tmp[0]); int k=Integer.parseInt(tmp[1]); ...
linear
17_A. Noldbach problem
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer; public class CF1197B { public static void main(String[] args) { FastReader input = new FastReader(); int n = input.nextInt(); int[] arr = new int[n]; int ma...
linear
1197_B. Pillars
CODEFORCES
import java.io.*; import java.text.*; import java.math.*; import java.util.*; public class Hexadec implements Runnable { final static String taskname = "filename"; public void solve() throws Exception { // int n = iread(); int n = Integer.parseInt(in.readLine()); out.write(n ...
constant
199_A. Hexadecimal's theorem
CODEFORCES
import java.util.*; public class c { public static void main(String[] args) { Scanner input = new Scanner(System.in); long a = input.nextLong(), b = input.nextLong(); System.out.println(gcd(a, b)); } static long gcd(long a, long b) { if(b==1) return a; if(a==1) return b; if(a>b) return a/b + gcd...
constant
343_A. Rational Resistance
CODEFORCES
/* If you want to aim high, aim high Don't let that studying and grades consume you Just live life young ****************************** What do you think? What do you think? 1st on Billboard, what do you think of it Next is a Grammy, what do you think of it However you think, I’m sorry, but shit, I have no fcking inter...
np
1242_C. Sum Balance
CODEFORCES
import java.io.*; import java.util.StringTokenizer; public class A { final boolean ONLINE_JUDGE = System.getProperty("ONLINE_JUDGE") != null; BufferedReader in; PrintWriter out; StringTokenizer tok = new StringTokenizer(""); void solve() throws IOException { final int mod = 1000*1000*1000+9; ...
logn
338_A. Quiz
CODEFORCES
import java.io.*; import java.util.*; import java.lang.*; import java.math.*; import static java.lang.Math.*; public class Solution implements Runnable { public long gcd(long a, long b) { long tmp; while (b > 0) { a %= b; tmp = a; a = b; b = tmp; } return a; } public void solve() throws Exc...
constant
343_A. Rational Resistance
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer; public class LightItUp { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st = new ...
linear
1000_B. Light It Up
CODEFORCES
import java.util.Scanner; public class Task1 { public static void main(String[] args) { int n = new Scanner(System.in).nextInt(); System.out.println(n*3/2); } }
constant
84_A. Toy Army
CODEFORCES
import java.io.*; import java.util.*; public class Sol2{ final public static int MXN = (1<<21); public static int good[][]; public static void main(String[] args) throws IOException{ FastIO sc = new FastIO(System.in); PrintWriter out = new PrintWriter(System.out); int n = sc.nextInt(); int m = sc.nextInt(); ...
np
1238_E. Keyboard Purchase
CODEFORCES
import java.awt.Point; import java.io.*; import java.util.*; import static java.lang.Math.*; public class BetaRound35_C implements Runnable { final boolean ONLINE_JUDGE = System.getProperty("ONLINE_JUDGE") != null; BufferedReader in; PrintWriter out; StringTokenizer tok = new StringTokenizer(""); void init() ...
cubic
35_C. Fire Again
CODEFORCES
//package practice; import java.io.*; import java.math.BigInteger; import java.util.*; import java.util.Stack; import java.util.regex.Pattern; public class ROUGH { public static class FastReader { BufferedReader br; StringTokenizer st; //it reads the data about the specified point and divide the data about it...
quadratic
1209_A. Paint the Numbers
CODEFORCES
import java.io.*; public class Main { public static void main(String args[]) throws IOException { BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in)); String line = stdin.readLine(); int n = Integer.parseInt(line); if (n >= 0) { System.out.println(n); } else if ...
constant
313_A. Ilya and Bank Account
CODEFORCES
import java.io.BufferedReader; import java.io.FileWriter; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.math.BigInteger; import java.io.ObjectInputStream.GetField; import java.security.KeyStore.Entry; import java.util.ArrayList; import ...
logn
1195_B. Sport Mafia
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.OutputStream; import java.io.PrintWriter; import java.util.ArrayList; import java.util.LinkedList; import java.util.List; import java.util.StringTokenizer; public class Main { pu...
constant
199_A. Hexadecimal's theorem
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.util.StringTokenizer; // 1 -> n/2 XX n/2 + 1 -> n public class MotherOfDragons { static boolean[][...
np
839_E. Mother of Dragons
CODEFORCES
import java.util.*; import java.io.*; public class Traffic extends Template{ public double search1(int a, int w, int d){ double s = 0; double l = 2*w+2*a*d; int repeat = 100; while( repeat-- > 0 ){ double x = (s+l)/2; if( a*a*x*x + 2*a*w*x - w*w - 4*a*d > 0 ){ l = x; } else { s = x; } } ...
constant
5_D. Follow Traffic Rules
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.io.StreamTokenizer; import java.util.Arrays; public class A { static StreamTokenizer st; static PrintWriter pw...
nlogn
166_A. Rank List
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()); String[] s = {"XXXS", "XXS", "XS", "S", "M", "L", "XL"...
linear
1000_A. Codehorses T-shirts
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 java.io.IOException; import java.io.InputStream; import java.util.ArrayList; import java.util.Collections; import java.util.HashMap; import java.util.InputMismatchException; public class F547 { public static void main(String[] args) { FastScanner in = new FastScanner(System.in); int N = in.nextInt(); ...
quadratic
1141_F2. Same Sum Blocks (Hard)
CODEFORCES
import java.util.*; import java.io.*; import java.math.*; public class C{ static int n; static double sqr(double v) {return (v*v);} static double sqrt(double v) {return Math.sqrt(v);} static double r,x[],res[]; static void MainMethod()throws Exception{ n=reader.nextInt(); r=reader.nextDouble(); int i,j; ...
quadratic
908_C. New Year and Curling
CODEFORCES
import java.io.*; import java.util.*; public class ProblemA { public static void main(String[] args) throws Exception{ BufferedReader bf = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st = new StringTokenizer(bf.readLine()); StringTokenizer st1 = new StringTokenizer(bf.readLine()); ...
quadratic
908_C. New Year and Curling
CODEFORCES
import java.util.*; import java.io.*; import java.awt.Point; public class Main{ public static void main(String[] args)throws FileNotFoundException,IOException{ File file = new File("input.txt"); Scanner sc = new Scanner(file); File outFile = new File("output.txt"); PrintWriter pw = new PrintWriter(new Buffere...
cubic
35_C. Fire Again
CODEFORCES
import java.io.BufferedInputStream; import java.util.Scanner; public class HamstersAndTigers { //Round #XX - Hamsters and Tigers public static void main(String[] args) { Scanner sc = new Scanner(new BufferedInputStream(System.in)); int numAnimals = sc.nextInt(); String positions = sc.next(); int numTigers =...
linear
46_C. Hamsters and Tigers
CODEFORCES
import java.io.BufferedReader; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.OutputStream; import java.io.PrintWriter; import java.util.LinkedList; import jav...
cubic
35_C. Fire Again
CODEFORCES
import java.io.BufferedReader; import java.io.FileReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; public class ProblemA { String fileName = "prizes"; public void solve() throws IOException { int n = nextI...
linear
1004_A. Sonya and Hotels
CODEFORCES
/************************************************************************* > File Name: cf111c.java > Author: Yuchen Wang > Mail: wyc8094@gmail.com > Created Time: Sat Feb 11 16:51:01 2017 ************************************************************************/ import java.util.*; import java.io.*; ...
np
111_C. Petya and Spiders
CODEFORCES
import java.io.*; import java.util.*; public class j { public static void main(String a[])throws IOException { BufferedReader b=new BufferedReader(new InputStreamReader(System.in)); int k=0,i=0,j=0,n=0,p=0,t=0; String s; s=b.readLine(); StringTokenizer c=new StringTokenizer(s); n=Integer.parseInt(c.nextToken()); k=Inte...
nlogn
15_A. Cottage Village
CODEFORCES
import java.io.*; import java.util.Arrays; import java.util.StringTokenizer; public class CodeForces { public void solve() throws IOException { int n=nextInt(); int t=nextInt(); double larr[]=new double [n]; double rarr[]=new double [n]; for(int i=0;i<n;i++){ double x=nextDouble(); double r=nextDou...
nlogn
15_A. Cottage Village
CODEFORCES
import java.io.*; import java.util.*; public class E implements Runnable { public static void main (String[] args) {new Thread(null, new E(), "_cf", 1 << 28).start();} long oo = (long)2e18; public void run() { FastScanner fs = new FastScanner(); PrintWriter out = new PrintWriter(System.out); System.err.pr...
logn
1080_D. Olya and magical square
CODEFORCES
import java.io.*; import java.util.*; public final class PythonIndentation { public static void main(String[] args) { new PythonIndentation(System.in, System.out); } static class Solver implements Runnable { static final int MOD = (int) 1e9 + 7; int n; char[] arr; long[][] dp; BufferedReader in; Pr...
quadratic
909_C. Python Indentation
CODEFORCES
/* If you want to aim high, aim high Don't let that studying and grades consume you Just live life young ****************************** What do you think? What do you think? 1st on Billboard, what do you think of it Next is a Grammy, what do you think of it However you think, I’m sorry, but shit, I have no fcking inter...
np
1102_F. Elongated Matrix
CODEFORCES
import org.omg.PortableServer.AdapterActivator; import java.io.*; import java.lang.reflect.Array; import java.net.CookieHandler; import java.util.*; import java.math.*; import java.lang.*; import java.util.concurrent.LinkedBlockingDeque; import static java.lang.Math.*; public class TaskA implements Runnable { lo...
nlogn
996_B. World Cup
CODEFORCES
import java.io.*; import java.util.*; import static java.lang.Math.*; public class CF113_Div2_A implements Runnable { BufferedReader in; PrintWriter out; StringTokenizer tok; final boolean ONLINE_JUDGE = (System.getProperty("ONLINE_JUDGE") != null); public static void main(String[] args) { new Thread(null, ...
nlogn
166_A. Rank List
CODEFORCES
import java.util.*; import java.io.*; public class Main { public static void main(String args[]) {new Main().run();} FastReader in = new FastReader(); PrintWriter out = new PrintWriter(System.out); void run(){ int q=in.nextInt(); for(int i=0;i<q;i++) { out.println(work()); } out.flush(); } long mod=1...
np
1209_E1. Rotate Columns (easy version)
CODEFORCES
import java.io.*; import java.util.StringTokenizer; public class D911 { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); PrintWriter out = new PrintWriter(new BufferedOutputStream(System.out)); StringTokeni...
quadratic
911_D. Inversion Counting
CODEFORCES
import java.io.BufferedReader; import java.io.FileInputStream; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.StringTokenizer; public class Main { public static void main(String[] args) throws Exception { //System.setIn(new FileInputStream("1")); ...
linear
25_A. IQ test
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; public class C { public static void main(String[] args) throws IOException { Scanner sc = new Scanner(Syste...
quadratic
908_C. New Year and Curling
CODEFORCES
import java.util.*; //201920181 public class Polycarp{ public static void main(String args[]){ Scanner s = new Scanner(System.in); int rem[] = new int[3]; Arrays.fill(rem,-1); rem[0] = 0; char ch[] = s.next().toCharArray(); int n = ch.length; long dp[] = new long[n]; int sum =...
linear
1005_D. Polycarp and Div 3
CODEFORCES
//package CF; // Div One import java.util.*; public class CFA_200 { public static void main(String[] args) { Scanner sc = new Scanner(System.in); long x = sc.nextLong(); long y = sc.nextLong(); System.out.println(Wilf_tree(x, y)); sc.close(); } static long Wilf_tree(long a,long b) { if(a==0|...
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.Iterator; import java.util.Set; import java.util.HashMap; import java.io.IOException; import java.io.InputStreamReader; import java.util.ArrayList; import java.util.List; import java.util.St...
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.ArrayList; import java.util.Collections; import java.util.Comparator; public class pr988B { public static void main(String[] args) throws IOException { BufferedReader b...
nlogn
988_B. Substrings Sort
CODEFORCES
import java.util.*; import java.io.*; public class A { public static void main(String ar[]) throws Exception { BufferedReader br=new BufferedReader(new InputStreamReader(System.in)); String s1[]=br.readLine().split(" "); int n=Integer.parseInt(s1[0]); int S=In...
constant
1061_A. Coins
CODEFORCES
import java.util.*; import java.io.*; public class D { static InputReader in = new InputReader(System.in); static PrintWriter out = new PrintWriter(System.out); public static void main(String[] args) { boolean even = true; int n = in.nextInt(); int[] a = new int[n]; for (int i = 0; i < n; i+...
quadratic
911_D. Inversion Counting
CODEFORCES
import java.io.PrintWriter; import java.util.Scanner; public class HexadecimalTheorem { /** * @param args */ public static void main(String[] args) { Scanner in = new Scanner(System.in); int n = in.nextInt(); PrintWriter out = new PrintWriter(System.out); out.printf("%d %d %d%n", 0, 0, n); out.flush(...
constant
199_A. Hexadecimal's theorem
CODEFORCES
//Author: Patel Rag //Java version "1.8.0_211" import java.util.*; import java.io.*; public class Main { static class FastReader { BufferedReader br; StringTokenizer st; public FastReader(){ br = new BufferedReader(new InputStreamReader(System.in)); } String next() { while (st == null |...
nlogn
975_C. Valhalla Siege
CODEFORCES
import java.util.Scanner; public class A { public static void main(String[] args) { Scanner in = new Scanner(System.in); String inp = in.nextLine(); System.out.println(25); } }
constant
630_A. Again Twenty Five!
CODEFORCES
import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.PrintWriter; import java.io.StreamTokenizer; import java.util.Arrays; import java.util.Comparator; public class Main { private static StreamTokenizer in; private static PrintWriter out; private static int nextInt() throws Exception {...
nlogn
15_A. Cottage Village
CODEFORCES
import java.util.*; public class GFG { static int count=0; public static void main (String[] args) { Scanner ob=new Scanner(System.in); int n; long MOD=(long)(1e9+7); int f=0,s=0; n=ob.nextInt(); long dp[][]=new long[n+2][n+2]; dp[0][1]=1; char ch='s'; char p; for(int i=1;i<=n;i++) { ...
quadratic
909_C. Python Indentation
CODEFORCES
import java.io.*; import java.util.*; public class Main implements Runnable { public void _main() throws IOException { long n = nextLong(); long m = nextLong(); long k = nextLong(); long numBlocks = Math.min(Math.min(n / k, n - m), m / (k - 1)); n -= numBlocks * k; m -= numBlocks * (k - 1); long numFul...
logn
338_A. Quiz
CODEFORCES
import static java.lang.Math.max; import static java.lang.Math.min; import static java.util.Arrays.copyOf; import static java.util.Arrays.deepToString; import java.io.*; import java.math.BigInteger; import java.util.*; public class C { static int[] dx = new int[] { 0, 1, 0, -1, 0 }; static int[] dy = new int[] { 0,...
np
111_C. Petya and Spiders
CODEFORCES
import java.io.BufferedReader; import java.io.FileNotFoundException; import java.io.FileReader; import java.io.InputStreamReader; import java.io.PrintWriter; import java.math.BigInteger; import java.util.Arrays; import java.util.Comparator; import java.util.HashMap; import java.util.LinkedList; import java.util.Locale;...
nlogn
220_A. Little Elephant and Problem
CODEFORCES
import java.io.*; import java.util.Arrays; import java.util.StringTokenizer; public class Naldbah implements Runnable { boolean isLocalMode = false; public static void main(String[] args) { new Naldbah().run(); } BufferedReader reader; StringTokenizer tokenizer; PrintWriter writer; ...
linear
17_A. Noldbach problem
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 { // your code goes here long n,s,p; S...
constant
1023_B. Pair of Toys
CODEFORCES
import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.PriorityQueue; import java.util.StringTokenizer; public class Solution { static BufferedReader br; static int[] ans; public static void main(String[] args) throws Exception{ br = new BufferedReader(new InputStreamReader(System.in));...
logn
713_B. Searching Rectangles
CODEFORCES
//package que_a; import java.io.*; import java.util.*; import java.math.*; public class utkarsh { InputStream is; PrintWriter out; long mod = (long)(1e9 + 7), inf = (long)(3e18); void solve() { //SZ = sieve(); //SZ = 1000001; int q = ni(); while(q-- > 0) { ...
logn
1080_D. Olya and magical square
CODEFORCES
import java.util.*; import java.io.*; public class _1036_B_DiagonalWalkingV2 { public static void main(String[] args) throws IOException { int Q = readInt(); while(Q-- > 0) { long n = readLong(), m = readLong(), k = readLong(); if(Math.max(n, m) > k) println(-1); else { long ans = k; if(n%2 != k...
linear
1036_B. Diagonal Walking v.2
CODEFORCES
import java.util.Scanner; import java.io.OutputStream; import java.io.IOException; import java.io.PrintWriter; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top * @author Dzmitry Paulenka */ public class Main { public static void main(String[] args) { InputSt...
logn
287_B. Pipeline
CODEFORCES
/** * * @author Mohammad Hadi */ public class A630 { public static void main(String[] args) { System.out.println(25); } }
constant
630_A. Again Twenty Five!
CODEFORCES
import java.util.*; import java.io.*; /* * Heart beats fast * Colors and promises * How to be brave * How can I love when I am afraid... */ public class Main { public static void main(String[]args) throws Exception { int n=ni(); double ke=ni(); boolean[][]a=new boolean[n][n]; for(int i=0; i<...
np
839_E. Mother of Dragons
CODEFORCES
import java.lang.*; import java.math.BigInteger; import java.io.*; import java.util.*; public class Solution implements Runnable{ public static BufferedReader br; public static PrintWriter out; public static StringTokenizer stk; public static boolean isStream = true; public static void main(String...
nlogn
135_A. Replacement
CODEFORCES
import java.util.*; import java.lang.*; import java.io.*; public class C{ public static void main (String[] args) throws java.lang.Exception{ Scanner scan=new Scanner(System.in); long x=scan.nextLong(), k=scan.nextLong(); long MOD = 1000000007; if(x==0){ System.out.println("0"); return; } x %= MOD; ...
logn
992_C. Nastya and a Wardrobe
CODEFORCES
/* package whatever; // don't place package name! */ import java.util.*; ; /* Name of the class has to be "Main" only if the class is public. */ public class Main { public static void main (String[] args) throws java.lang.Exception { // your code goes here Scanner s = new Scanner(System.in); long n = s.nextLo...
constant
630_A. Again Twenty Five!
CODEFORCES
import java.io.*; import java.util.*; public class D11 { static boolean[][] g; static int n, m; public static void main(String[] args) throws IOException { input.init(System.in); PrintWriter out = new PrintWriter(System.out); n = input.nextInt(); m = input.nextInt(); g = new boolean[n][n]; for(int i = 0; i<m; i...
np
11_D. A Simple Task
CODEFORCES
import java.util.*; public class substring { public static void main(String[] args) { Scanner input = new Scanner(System.in); String s = input.nextLine(); Boolean found = false; int i = s.length(); while(found==false) { i--; ArrayList<String> sub = new ArrayList<String>(); for(int j = 0; j <= s.length() - i; j++) { if(...
cubic
23_A. You're Given a String...
CODEFORCES
import java.math.BigInteger; import java.util.Scanner; public class Main { static Scanner sc = new Scanner (System.in); public static void main(String[] args) { int n = sc.nextInt(); int k = sc.nextInt(); char str[][] = new char[5][n]; for(int i = 0;i < 4;i ++){ for(int j = 0;j <...
linear
980_B. Marlin
CODEFORCES
import java.io.PrintWriter; import java.util.*; /* 10 R1C1 A1 R1C26 Z1 R1C27 AA1 R1C28 AB1 R1C52 AZ1 */ public class Main { Scanner in; PrintWriter out; boolean isFirst(String line){ int pos = 0; while( pos<line.length() && Character.isLetter(line.charAt(pos))){ pos++; } while( pos<line.length() && ...
linear
1_B. Spreadsheets
CODEFORCES
import java.io.*; import java.math.*; import java.util.*; public class OlyaAndMagicalSquare { public static void solveCase(FastIO io) { int N = io.nextInt(); long K = io.nextLong(); CountMap cm = new CountMap(); cm.increment(N, BigInteger.ONE); long rem = K; int moves = 1; int sqSize = N; while (sqSi...
logn
1080_D. Olya and magical square
CODEFORCES
import java.io.BufferedReader; import java.io.FileReader; import java.io.FileWriter; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; public class Solution { private BufferedReader cin; private PrintWriter cout; priv...
constant
472_A. Design Tutorial: Learn from Math
CODEFORCES
import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.PrintWriter; import java.io.Reader; import java.io.IOException; import java.util.StringTokenizer; /* * @author Tnascimento */ public class MaeDosDragoes { public static PrintWriter saida = new PrintWriter(System.out, false); public st...
np
839_E. Mother of Dragons
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.io.IOException; import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.InputStream; /** * Built using CHelper...
cubic
1517_D. Explorer Space
CODEFORCES
/* package whatever; // don't place package name! */ import java.util.*; import java.lang.*; import java.io.*; import java.util.Collections; import java.util.HashSet; /* 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.E...
linear
1000_A. Codehorses T-shirts
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.io.PrintWriter; import java.util.Arrays; import java.io.BufferedWriter; import java.io.Writer; import java.io.OutputStreamWriter; import java.util.InputMismatchException; import java.io.IOExcept...
quadratic
1209_A. Paint the Numbers
CODEFORCES
import java.util.*; public class cf256b { public static void main(String[] args) { Scanner in = new Scanner(System.in); long n = in.nextLong(); long x = in.nextLong()-1; long y = in.nextLong()-1; long c = in.nextLong(); long lo = 0, hi = 2*n+10; while(hi - lo > 2) { long mid = (hi+lo)/2; if(cal...
logn
256_B. Mr. Bender and Square
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; public class f { static int n, m; static int start; static int[][] memo; static int[][] arr; static int[...
np
1102_F. Elongated Matrix
CODEFORCES
import java.util.*; import java.io.*; public class C { FastScanner in; PrintWriter out; boolean systemIO = true; public static void quickSort(int[] a, int from, int to) { if (to - from <= 1) { return; } int i = from; int j = to - 1; int x = a[from + (new Random()).nextInt(to - from)]; while (i <= j...
logn
992_C. Nastya and a Wardrobe
CODEFORCES