src
stringlengths
95
64.6k
complexity
stringclasses
7 values
problem
stringclasses
256 values
from
stringclasses
1 value
import java.io.*; import java.util.*; public class CF { class W implements Comparable<W> { int id, sz; W(int id, int sz) { this.id = id; this.sz = sz; } @Override public int compareTo(W o) { return -Integer.compare(sz, o.sz); } } int[] left; int center; boolean[] used; boolean go(int v)...
cubic
387_D. George and Interesting Graph
CODEFORCES
import java.util.Scanner; public class TaskC { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(), r = sc.nextInt(); int[] xcords = new int[n]; double[] ycords = new double[n]; double y = r, x = 0, px = 0, ty = 0; for(int i = 0; i < n; i++) { xcords[i] = ...
quadratic
908_C. New Year and Curling
CODEFORCES
import java.io.InputStream; import java.io.OutputStream; import java.io.InputStreamReader; import java.io.BufferedReader; import java.io.IOException; import java.io.PrintWriter; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.File; import java.io.FileNotFoundException; import java.util.A...
cubic
23_A. You're Given a String...
CODEFORCES
/* * Created on 17.05.2019 */ import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; /** * @author Wolfgang Weck */ public class A01Easy { private static interface Matrix { boolean get(int i, int j); int size(); } private static class MData implements Matrix { priva...
quadratic
958_A1. Death Stars (easy)
CODEFORCES
import java.io.* ; import java.util.* ; public class Codeshefcode { final static long r = 1000000007 ; static FasterScanner ip = new FasterScanner() ; static PrintWriter op = new PrintWriter(System.out) ; public static void main(String[] args) throws IOException{ int n = ip.i() ; TreeMap<Character,Integer...
linear
701_C. They Are Everywhere
CODEFORCES
import java.util.Scanner; public class A { public static void main(String[] args) { Scanner sc = new Scanner(System.in); String ns = sc.next(); sc.close(); int n1 = Integer.parseInt(ns); int n2 = Integer.parseInt(ns.substring(0, ns.length() - 1)); int n3 = Integer.parseInt(ns.substring(0, ns.length() ...
constant
313_A. Ilya and Bank Account
CODEFORCES
import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.InputMismatchException; import java.util.NoSuchElementException; public class Main { static PrintWriter out; static InputReader ir; static void solve() { int n = ir.nextInt(); int t = ...
np
1185_G1. Playlist for Polycarp (easy version)
CODEFORCES
import java.io.*; import java.util.*; public class CF1009E { static final int MD = 998244353; 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 StringTokenizer(b...
linear
1009_E. Intercity Travelling
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.StringTokenizer; /** * @author Don Li */ public class OlyaAndMagicalSquare { void solve() { long[] dp = new long[32]; dp[0] = 0; for (int i = 1; i < 32...
logn
1080_D. Olya and magical square
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.StringTokenizer; /** * @author Don Li */ public class SequenceTransformation { void solve() { int p = 1, n = in.nextInt(); while (n > 0) { if (n ==...
linear
1059_C. Sequence Transformation
CODEFORCES
import java.io.*; import java.util.*; public class Main{ public static void main( String[] args ){ Scanner cin = new Scanner( System.in ); String s = cin.next(); int n = s.length(); char[] ss = new char[ n ]; ss = s.toCharArray(); int ans = 0; for (int i=0; i<n; i++) for (int j=i+1; j<n; j++){ ...
cubic
23_A. You're Given a String...
CODEFORCES
import java.util.*; public class Main { public static void main(String args[]) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int m = sc.nextInt(); long totalBlocks = 0; long a[] = new long[n]; for(int i = 0; i < n; ++i) { a[i] = sc.nextLo...
nlogn
1061_B. Views Matter
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.util.ArrayList; import java.util.Arrays; import java.util.Scanner; import java.util.StringTokenizer; public class CF_1029E_Tree_with_Small_Distances { static ArrayList<Integer> adj[]; ...
linear
1029_E. Tree with Small Distances
CODEFORCES
import java.util.*; import java.io.*; public class a { static long mod = 1000000009; static ArrayList<Integer>[] g; public static void main(String[] args) throws IOException { //Scanner input = new Scanner(new File("input.txt")); //PrintWriter out = new PrintWriter(new File("output.txt")); input.init(...
logn
338_A. Quiz
CODEFORCES
import java.util.Scanner; public class Prob023A { public static void main( String[] Args ) { Scanner scan = new Scanner( System.in ); String s = scan.next(); all: for ( int x = s.length() - 1; x >= 0; x-- ) for ( int y = 0; x + y <= s.length(); y++ ) { ...
cubic
23_A. You're Given a String...
CODEFORCES
//package codeforces_464_div2; import java.util.*; import java.util.stream.Collectors; public class F { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int[] arr = new int[n]; for (int i = 0; i < n; i++) arr[i] = sc.nextInt(); ...
quadratic
1141_F2. Same Sum Blocks (Hard)
CODEFORCES
import java.io.BufferedReader; import java.io.FileReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintStream; import java.util.*; public class B { BufferedReader in; PrintStream out; StringTokenizer tok; public B() throws NumberFormatException, IOException { in = new Buffe...
linear
224_B. Array
CODEFORCES
/** * Author: Ridam Nagar * Date: 27 February 2019 * Time: 01:17:36 **/ /* package codechef; // don't place package name! */ import java.util.*; import java.lang.*; import java.io.*; import java.math.BigInteger; /* Name of the class has to be "Main" only if the class is public. */ public class Codechef { ...
constant
913_A. Modular Exponentiation
CODEFORCES
//package com.example.programming; import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.ArrayList; import java.util.HashMap; import java.util.Iterator; import java.util.List; import java.util.Map; public class Test { static class Pair { int f,s; public Pair(int x, int ...
quadratic
1141_F2. Same Sum Blocks (Hard)
CODEFORCES
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 java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.util.LinkedList; import java.util.PriorityQueue; import java.util.Queue; import java.util.StringTokenizer; public class LuxuriousHouses { public static void main(String[] args) thro...
constant
630_A. Again Twenty Five!
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
908_G. New Year and Original Order
CODEFORCES
import java.io.*; public class again_25 { public static void main(String ar[])throws IOException { long n; BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); n=Long.parseLong(br.readLine()); System.out.println("25"); } }
constant
630_A. Again Twenty Five!
CODEFORCES
import java.io.*; import java.util.*; public class Main { private void run() throws IOException { int cx = in.nextInt(); int cy = in.nextInt(); int n = in.nextInt(); int[] x = new int[n]; int[] y = new int[n]; for (int i = 0; i < n; ++i) { x[i] = in.nextInt() - cx; y[i] = in.nextInt() - cy; } in...
np
8_C. Looking for Order
CODEFORCES
import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.*; public class Colours { public static void main(String args[] ) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); String line = br.readLine(); int n = Integ...
quadratic
1209_A. Paint the Numbers
CODEFORCES
import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.StringTokenizer; import static java.lang.Math.*; import static java.lang.Integer.*; import static java.lang.Long.*; import static java.lang.Character.*; @SuppressWarnings("unused") public class round176B { static BufferedReader br = ...
logn
287_B. Pipeline
CODEFORCES
import java.util.*; import java.io.*; public class Main { static Scanner cin = new Scanner(new BufferedReader(new InputStreamReader(System.in))); static PrintWriter cout = new PrintWriter(new BufferedWriter(new OutputStreamWriter(System.out))); public static void main(String[] agrs) throws IOException{ ...
cubic
23_A. You're Given a String...
CODEFORCES
import java.util.Arrays; import java.util.HashSet; import java.util.Scanner; public class CF274A { public static void main(String[] args) throws Exception { new CF274A().solve(); } private void solve() throws Exception { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); ...
nlogn
274_A. k-Multiple Free Set
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.PrintWriter; import java.util.Arrays; import java.util.InputMismatchException; import java.io.Writer; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top * @author emotionalBlind */ public class Main {...
logn
276_D. Little Girl and Maximum XOR
CODEFORCES
import java.util.*; import java.io.*; public class A1 { public static BufferedReader br; public static StringTokenizer st; public static String next() { while (st == null || !st.hasMoreTokens()) { try { st = new StringTokenizer(br.readLine()); } catch (Ex...
quadratic
1209_A. Paint the Numbers
CODEFORCES
import java.util.Scanner; public class Main { static class LeftOver { int a; long b; long c; LeftOver(int a, long b, long c) { this.a = a; this.b = b; this.c = c; } } private static long pow(long base, long coe) { if (coe ...
logn
1177_B. Digits Sequence (Hard Edition)
CODEFORCES
import java.util.*; import java.io.*; public class Main { boolean eof; String nextToken() { while (st == null || !st.hasMoreTokens()) { try { st = new StringTokenizer(br.readLine()); } catch (Exception e) { eof = true; return "-1"; } } return st.nextToken(); } int nextInt() { return ...
constant
235_A. LCM Challenge
CODEFORCES
import java.util.*; import java.lang.*; import java.math.*; import java.io.*; public class d { double a, v, l, d, w; private void solve() throws Exception { a = nextInt(); v = nextInt(); l = nextInt(); d = nextInt(); w = nextInt(); double ans; if (w >= v){ ans = fromSign(0, l); } else{ double tToW...
constant
5_D. Follow Traffic Rules
CODEFORCES
import java.io.*; import java.lang.reflect.Array; import java.util.*; import java.lang.*; import java.util.function.Predicate; public class Main{ public static PrintWriter out = new PrintWriter(new BufferedOutputStream(System.out)); static long MOD = (long) (1e9 + 7); // static long MOD = 998244353; ...
cubic
1517_D. Explorer Space
CODEFORCES
import java.util.*; import java.io.*; public final class CF { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); ArrayList<String> a = new ArrayList<>(); for(int i = 0; i<n; i++) a.add(sc.next()); int count = 0; ...
linear
1000_A. Codehorses T-shirts
CODEFORCES
import java.util.*; public class Test { public static void main(String[] args) { Scanner t = new Scanner(System.in); int n=t.nextInt(); int a[]= new int[n]; for(int i=0; i<n; i++) a[i]=t.nextInt(); Arrays.sort(a); int r=a[0]; for(int i=1; i<n; i++) if(a[i]!=r) ...
nlogn
22_A. Second Order Statistics
CODEFORCES
import java.io.BufferedOutputStream; 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 ProblemB { public static void main(String[] args) throws IOException { ProblemB...
logn
256_B. Mr. Bender and Square
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.ArrayList; import java.util.Arrays; import java.util.HashMap; import java.util.HashSet; import java.util.Iterator; import java.util.LinkedList; import java.util.List; public class C { static int[] nm; stati...
np
111_C. Petya and Spiders
CODEFORCES
import java.util.Scanner; public class A { public static void main(String[] args) { Scanner in = new Scanner(System.in); long l = in.nextLong(); long r = in.nextLong(); in.close(); if (r - l < 2) { System.out.println(-1); return; } if ((r - l > 2)||(l%2 ==0 )) { long s = l + l%2; System.out...
constant
483_A. Counterexample
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.OutputStreamWriter; import java.io.PrintWriter; import java.io.BufferedWriter; import java.util.InputMismatchException; import java.io.Writer; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top * @auth...
logn
256_B. Mr. Bender and Square
CODEFORCES
import java.util.Scanner; public class DigitalSequence { public static void print(String s) { System.out.println(s); } public static void main(String[] args) { long k = new Scanner(System.in).nextLong(); long i = 1,t=0, c = 9,digits = 0,l=0,k2=k; while(t<k){ l ...
logn
1177_B. Digits Sequence (Hard Edition)
CODEFORCES
import java.io.*; import java.util.*; public class Main { 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 = n * (n-1) * (n - 2); } else if(n%3 != 0)...
constant
235_A. LCM Challenge
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.StringTokenizer; public class A { static void solve(InputReader in, PrintWriter out) { long n = in.nextLong(); out.pri...
constant
630_A. Again Twenty Five!
CODEFORCES
import java.io.BufferedOutputStream; import java.io.InputStream; import java.util.ArrayList; import java.util.Collections; import java.util.HashMap; import java.util.List; import java.util.Map; public class Task { public static void solve() throws Exception { int n = nextInt(); int[] S = new int[n]; for(int i=...
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.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top * @author George Marcus */ public class Main { public static void main(String[] args) { Inpu...
logn
276_D. Little Girl and Maximum XOR
CODEFORCES
import java.util.*; import java.io.*; public class _1523_C { public static void main(String[] args) throws IOException { BufferedReader in = new BufferedReader(new InputStreamReader(System.in)); PrintWriter out = new PrintWriter(System.out); int t = Integer.parseInt(in.readLine()); ...
cubic
1523_C. Compression and Expansion
CODEFORCES
import java.io.*; import java.util.*; public class CodeForce { private void solve() throws IOException { final int N = nextInt(); int []A = new int[N]; for(int i = 0; i < N; i++) A[i] = nextInt(); Arrays.sort(A); if(A[N-1] == 1) A[N-1] = 2; else A[N-...
nlogn
135_A. Replacement
CODEFORCES
//package contese_476; import java.util.*; public class q1 { int m=(int)1e9+7; public class Node { int a; int b; public void Node(int a,int b) { this.a=a; this.b=b; } } public int mul(int a ,int b) { a=a%m; b=b%m; return((a*b)%m); } public int pow(int a,int b) { int x=1; while(b>0) { if(b%2!=0) x=mul...
linear
1013_B. And
CODEFORCES
import java.util.Scanner; public class A275 { public static void main(String[] args) { Scanner sc=new Scanner(System.in); long a=sc.nextLong(); long b=sc.nextLong(); if(b-a<2){ System.out.println(-1); }else if(b-a==2 && a%2==1){ Sy...
constant
483_A. Counterexample
CODEFORCES
import java.util.Scanner; /** * Created by mmaikovych on 18.02.16. */ public class EER_A { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); scanner.nextLine(); System.out.println(25); } }
constant
630_A. Again Twenty Five!
CODEFORCES
import java.util.*; import java.io.*; import java.text.*; public class Main { //SOLUTION BEGIN //Into the Hardware Mode void pre() throws Exception{} void solve(int TC) throws Exception { long K = nl(); K--; int sz = 1;long pw = 1; while(K >= pw){ long npw = ...
logn
1177_B. Digits Sequence (Hard Edition)
CODEFORCES
//>>>BaZ<<<// import java.util.*; import java.io.*; import static java.lang.Math.*; public class Main { static int dx[] = {-1,1,0,0}; static int dy[] = {0,0,1,-1}; static long MOD = 1000000007; static int INF = Integer.MAX_VALUE/10; static PrintWriter pw; static Reader scan; //static MyFil...
quadratic
911_D. Inversion Counting
CODEFORCES
import java.util.*; public class hackerearth { public static void main(String[] args) { Scanner sc=new Scanner(System.in); int n=sc.nextInt(); HashMap<String,Integer> map=new HashMap<>(); HashMap<String,Integer> map2=new HashMap<>(); for(int i=0;i<n;i++) { ...
linear
1000_A. Codehorses T-shirts
CODEFORCES
import java.io.*; import java.util.ArrayDeque; import java.util.Queue; import java.util.StringTokenizer; public class CodeForces { public static void main(String[] args) throws FileNotFoundException { FastIO io = new FastIO(); int width = io.nextInt(); int height = io.nextInt(); i...
cubic
35_C. Fire Again
CODEFORCES
import java.util.Scanner; public class Solution { public static void main(String[] args) { long b=0;long p=1; Scanner s=new Scanner(System.in); long m=s.nextLong(); long x=1; do{ p=(m+b)/x; b=10*b+10; x++; }while(p/(long)Math.pow(10...
logn
1177_B. Digits Sequence (Hard Edition)
CODEFORCES
import java.util.Scanner; public class Solution { public static void main(String[] args) { Solution solution = new Solution(); solution.solve(); } private void solve() { Scanner in = new Scanner(System.in); int t = in.nextInt(); while (t -- > 0) { long ...
logn
1080_D. Olya and magical square
CODEFORCES
import java.io.*; import java.util.*; public class LookingForOrder { public Scanner in = new Scanner(System.in); public PrintStream out = System.out; public int[] go; public int[][] cost; public int [] sol; public Pair[] how; public int n, lim; public Pair bag; public Pair[] obj; public void main() ...
np
8_C. Looking for Order
CODEFORCES
import java.io.BufferedWriter; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.io.OutputStreamWriter; import java.io.PrintWriter; import java.io.Writer; import java.util.Arrays; import java.util.InputMismatchException; public class TestClass11 { /** * @param args...
linear
701_C. They Are Everywhere
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
//package round455; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.InputMismatchException; public class C { InputStream is; PrintWriter out; String INPUT = ""; void solve() { int n = ni(); int...
quadratic
909_C. Python Indentation
CODEFORCES
import java.util.Scanner; /** * Created by IntelliJ IDEA. * User: Administrator * Date: 13.05.11 * Time: 23:21 * To change this template use File | Settings | File Templates. */ public class ToyArmies { public static void main(String[] args) { Scanner in = new Scanner(System.in); long n = in....
constant
84_A. Toy Army
CODEFORCES
import java.util.Scanner; /** * * @author Ronak */ public class Main { /** * @param args the command line arguments */ public static void main(String[] args) { // TODO code application logic here Scanner in=new Scanner(System.in); int n=in.nextInt(); ...
linear
25_A. IQ test
CODEFORCES
import java.io.*; import java.util.*; import java.math.*; import java.util.concurrent.*; public final class on_the_bench { static BufferedReader br=new BufferedReader(new InputStreamReader(System.in)); static FastScanner sc=new FastScanner(br); static PrintWriter out=new PrintWriter(System.out); static Rando...
cubic
840_C. On the Bench
CODEFORCES
import javafx.collections.transformation.SortedList; import java.io.IOException; import java.io.InputStream; import java.lang.reflect.Array; import java.util.*; public class Main { public static void main(String[] args) throws IOException { Scan scan = new Scan(); int n = scan.scanInt(); ...
linear
1004_A. Sonya and Hotels
CODEFORCES
import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.FileReader; import java.io.FileWriter; import java.io.IOException; import java.io.InputStreamReader; import java.util.*; public class FireAgain { static int n; static int m; public static void main(String[] args) throws IOException { //...
cubic
35_C. Fire Again
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; static { in = new StreamTokenizer(new BufferedRe...
np
105_B. Dark Assembly
CODEFORCES
import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.*; public class Main { static int bit[]; static int array[]; public static void main(String[] args) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); int n = Integer...
quadratic
911_D. Inversion Counting
CODEFORCES
import java.io.*; import java.util.*; public class A { BufferedReader br; PrintWriter out; StringTokenizer st; boolean eof; class Team implements Comparable<Team>{ int ac; int penalty; public Team(int ac, int penalty) { this.ac = ac; th...
nlogn
166_A. Rank List
CODEFORCES
//package codeforces; import java.util.*; public class Main { class team implements Comparable<team>{ int pro,time; public int compareTo(team oth) { if(pro>oth.pro) return -1; if(pro==oth.pro&&time<oth.time) return -1; // TODO Au...
nlogn
166_A. Rank List
CODEFORCES
import java.awt.*; import java.io.*; import java.math.BigDecimal; import java.math.BigInteger; import java.util.*; import java.util.List; import static java.lang.Math.max; import static java.lang.Math.min; public class C implements Runnable{ // SOLUTION!!! // HACK ME PLEASE IF YOU CAN!!! // PLEASE!!! ...
cubic
35_C. Fire Again
CODEFORCES
import java.io.*; import java.util.*; import java.math.*; public class D5 { static int a, v, l, d; static double w; static double afterMark( int s, double w) { if (2 * s * a > v * v - w * w) { // ���� ��������� v. ����� �� return (v - w) * 1.0 / a + (s - (v * v - w * w) * 1.0 / (2 * a)) / v; } else { // ��...
constant
5_D. Follow Traffic Rules
CODEFORCES
import java.io.*; import java.util.*; import java.math.*; import static java.lang.Math.*; public class Main implements Runnable { class Home implements Comparable<Home> { @Override public int compareTo(Home arg0) { return st - arg0.st; } int st, end; } ...
nlogn
15_A. Cottage Village
CODEFORCES
import java.util.*; import java.lang.*; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.*; public class Main { public static void main(String[] args) throws Exception{ FastReader sc=new FastReader(); Outp...
logn
1195_B. Sport Mafia
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.BufferedReader; import java.io.BufferedWriter; import java.io.IOException; import java.io.InputStreamReader; import java.io.OutputStreamWriter; import java.io.PrintWriter; import java.util.StringTokenizer; public class Div1_429C { static final long MOD = 1_000_000_007; static long[] fact = new long[3...
cubic
840_C. On the Bench
CODEFORCES
import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.PrintWriter; import java.io.StreamTokenizer; public class B { private static StreamTokenizer in; private static PrintWriter out; private static int nextInt() throws Exception{ in.nextToken(); return (int)in...
linear
46_C. Hamsters and Tigers
CODEFORCES
import java.util.Scanner; public class A { public static void main(String args[]) { Scanner in = new Scanner(System.in); int n = in.nextInt(); int f1 = 0; int f2 = 1; int f3 = 1; while (f3 < n) { f1 = f2; f2 = f3; f3 = f1 + f2; ...
constant
199_A. Hexadecimal's theorem
CODEFORCES
//package c; import java.util.*; import java.io.*; public class Main { int n,m; int d[][]; Queue<int[]> q = new LinkedList<int[]>(); int cur[]; public void run() throws Exception{ Scanner in = new Scanner(new File("input.txt")); PrintWriter out = new PrintWriter(new File("output.txt")); n = in.nextInt();...
cubic
35_C. Fire Again
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.*; public class Practice { public static long mod = (long) Math.pow(10, 9) + 7; public static long[][] dp; public static void main(String[] args) throws Exception { BufferedR...
cubic
1515_E. Phoenix and Computers
CODEFORCES
import java.util.*; import java.io.*; import java.math.*; import java.awt.geom.*; import static java.lang.Math.*; public class Solution implements Runnable { boolean hasBit(long n, int pos) { return (n & (1L << pos)) != 0; } public void solve() throws Exception { long l = sc.next...
logn
276_D. Little Girl and Maximum XOR
CODEFORCES
import java.util.Scanner; import java.util.TreeMap; public class B { static Scanner in; static void put(TreeMap<Integer, Integer> m, int key) { if (m.containsKey(key)) { m.put(key, m.get(key) + 1); } else { m.put(key, 1); } } static void remove(TreeMap...
linear
224_B. Array
CODEFORCES
import java.io.*; import java.util.*; public class A { long mod = (long)(1e+9+9); long pow(long a,long b) { long mul = a; long res = 1; while (b > 0) { if (b %2 == 1) { res = (res*mul)%mod; } mul = (mul*mul)%mod; b/=2; } return res; } void solve() throws IOException { long n = nextLong...
logn
338_A. Quiz
CODEFORCES
import java.util.Scanner; public class LCM { public static void main(String[] args) { Scanner scan = new Scanner(System.in); long n = scan.nextLong(); if (n <= 2) System.out.println(n); else if (n % 2 == 1) System.out.println(n * (n - 1) * (n - 2)); ...
constant
235_A. LCM Challenge
CODEFORCES
import java.util.Map; import java.io.InputStreamReader; import java.io.IOException; import java.util.TreeMap; import java.io.BufferedReader; import java.io.OutputStream; import java.io.PrintWriter; import java.util.StringTokenizer; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at...
linear
468_B. Two Sets
CODEFORCES
import java.util.Arrays; import java.util.Comparator; import java.util.Scanner; public class CottageVillage { class cl { int x=0; int a=0; cl(int x, int a){ this.x=x; this.a=a; } } class cmp implements Comparator<cl> { publ...
nlogn
15_A. Cottage Village
CODEFORCES
import java.util.*; public class A135 { public static void main(String[] args) { Scanner s = new Scanner(System.in); int n = s.nextInt(); int[] arr = new int[n]; for (int i = 0; i < n; i++) { arr[i] = s.nextInt(); } Arrays.sort(arr); int[] ans = ne...
nlogn
135_A. Replacement
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.Scanner; import java.util.StringTokenizer; public class c { public st...
nlogn
912_C. Perun, Ult!
CODEFORCES
import java.util.Arrays; import java.util.Scanner; /** * * @author Natasha */ public class Main{ public static void main(String[] args) { Scanner in = new Scanner(System.in); int produzeni = in.nextInt(); int devices = in.nextInt(); int stekovi = in.nextInt(); int [] fi...
nlogn
257_A. Sockets
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.StringTokenizer; /** * Created by huhansan on 2017/12/19. * http://codeforces.com/problemset/problem/11/D * 参考 Petr http://codeforces.com/contest/11/submission/47646 * 求所有不同的环的个...
np
11_D. A Simple Task
CODEFORCES
import java.io.BufferedReader; import java.io.FileNotFoundException; import java.io.FileReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.*; public class Solution implements Runnable { BufferedReader in; PrintWriter out; StringTokenizer tok = new S...
cubic
35_C. Fire Again
CODEFORCES
import java.util.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int[] a = new int[n]; for (int i = 0; i < n; i++) { a[i] = sc.nextInt(); } Arrays.sort(a); Set<Integer> di...
quadratic
1209_A. Paint the Numbers
CODEFORCES
import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.FileWriter; import java.io.IOException; import java.io.PrintWriter; import java.util.Locale; import java.util.Scanner; public class A { static { final Locale us = Locale.US; if (!Locale.getDefault().equals(us)) { Locale.se...
cubic
23_A. You're Given a String...
CODEFORCES
import java.util.*; import java.io.*; public class Solution { public static void main(String[] args) { Scanner s = new Scanner(System.in); s.nextLine(); while(s.hasNext()) { int first = s.nextInt(); int second = s.nextInt(); System.out.println(calculate(...
constant
267_A. Subtractions
CODEFORCES
import java.util.*; import java.math.*; public class Solution{ private long [] sums; private void solve(){ Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int m = sc.nextInt(); int k = sc.nextInt(); int [] arr = new int[n]; this.sums = new long[n]; ...
quadratic
1197_D. Yet Another Subarray Problem
CODEFORCES
import java.io.*; import java.util.*; public class Main implements Runnable { private BufferedReader in; private PrintWriter out; private StringTokenizer st; private void eat(String line) { st = new StringTokenizer(line); } private String next() throws IOException { while(!st.hasMoreTokens()) { Stri...
linear
25_A. IQ test
CODEFORCES
import java.math.BigInteger; import java.util.Scanner; public class TaskC { public static void main(String[] args) { Scanner sc = new Scanner(System.in); BigInteger x = new BigInteger(sc.next()); BigInteger k = new BigInteger(sc.next()); BigInteger mod = new BigInteger(String.valueOf((int) (Math.pow(10, 9)...
logn
992_C. Nastya and a Wardrobe
CODEFORCES
/** * Mx NINJA 04:06:52 ص 14/01/2014 */ import java.io.BufferedReader; import java.io.InputStreamReader; public class Main { public static void main(String[] args) throws Exception { BufferedReader reader = new BufferedReader(new InputStreamReader(System.in)); StringBuilder line = new StringBui...
cubic
23_A. You're Given a String...
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.StringTokenizer; public class taskB { StringTokenizer st; BufferedReader in; PrintWriter out; public static void main(String[] args) throws NumberFormatException, ...
logn
256_B. Mr. Bender and Square
CODEFORCES
import java.util.Scanner; public class Main { public static void main(String[] args) { setup(); xuly(); } private static long dp[][] = new long[20][170]; private static void setup() { dp[0][0] = 1; for (int i = 1; i < 20; i ++) for (int j = 0; j < 170;...
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.InputMismatchException; import java.io.IOException; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top * * @author ankur */ public class Main...
logn
992_C. Nastya and a Wardrobe
CODEFORCES