src
stringlengths
95
64.6k
complexity
stringclasses
7 values
problem
stringclasses
256 values
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stringclasses
1 value
/** * Created with IntelliJ IDEA. * User: Venky */ import java.io.*; import java.util.StringTokenizer; public class Main { static void solve() throws IOException { String str = br.readLine(); StringBuffer sb1 = new StringBuffer(str); StringBuffer sb2 = new StringBuffer(str); Str...
constant
313_A. Ilya and Bank Account
CODEFORCES
import java.util.Arrays; import java.util.Scanner; public class P015A { public static void main(String[] args) { Scanner inScanner = new Scanner(System.in); int n = inScanner.nextInt(); int t = inScanner.nextInt(); House[] houses = new House[n]; for (int i = 0; i < n; i++) ...
nlogn
15_A. Cottage Village
CODEFORCES
import java.util.*; public class a { public static void main(String[] args) { Scanner in = new Scanner(System.in); int n = in.nextInt(); double w = in.nextDouble(); int tot = 2; Interval[] houses = new Interval[n]; for(int i=0; i<n; i++) { double center = in.nextDouble(); double wid = in.nextDouble(...
nlogn
15_A. Cottage Village
CODEFORCES
import java.util.*; import java.lang.*; import java.io.*; public class Blah { public static void main(String args[]) { Scanner c = new Scanner(System.in); String number = c.nextLine(); int i = Integer.parseInt(number); if (i == 1) { System.out.println("NO"); return; } String line = c.nextLin...
nlogn
22_A. Second Order Statistics
CODEFORCES
import java.io.*; import java.util.*; public class Solution { static boolean canWinFromOneMove(char []s,int k) { int prefix=0; int n=s.length; for(int i=0;i<n && s[i]==s[0];i++) prefix++; int suffix=0; for(int i=n-1;i>=0 && s[i]==s[n-1];i--) suffix++; return s[0]==s[n-1] && prefix+suffix+k>=n ||...
linear
1190_C. Tokitsukaze and Duel
CODEFORCES
import java.util.Arrays; import java.util.Locale; import java.util.Scanner; public class Fish { public static void main(String[] args) { Scanner in = new Scanner(System.in); in.useLocale(Locale.US); int n = in.nextInt(); double[] dp = new double[1 << n]; Arrays.fill(dp, 0);...
np
16_E. Fish
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; public class SFly { public static void main(String[] args) throws IOException { BufferedReader lector = new BufferedReader(new InputStreamReader(System.in)); int planet = Integer.parseInt(lector.readLine()); int ini...
linear
1010_A. Fly
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.StringTokenizer; public class D { public static void main(String[] args){ FastScanner scan = new FastScanner(); PrintWriter out = new PrintWriter(System.out); int n = scan.n...
quadratic
911_D. Inversion Counting
CODEFORCES
import java.util.*; public class Main { public static void main(String[] args) { Scanner in=new Scanner(System.in); int n=in.nextInt(),r=in.nextInt(); double[] x=new double[n]; for(int i=0; i<n; i++) x[i]=in.nextInt(); double[] y=new double[n]; for(int i=0; i<n; i++) { ...
quadratic
908_C. New Year and Curling
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.StringTokenizer; /* height == 2, width == 3 2 3 2 1 1 1 1 1 1 1 */ public class D { public static void main(String[] ar...
cubic
1517_D. Explorer Space
CODEFORCES
import java.io.*; import java.util.*; public class E { public static BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); public static PrintWriter out = new PrintWriter(new BufferedOutputStream(System.out)); public static void main(String[] args) throws IOException { readInput(); out.clo...
cubic
1515_E. Phoenix and Computers
CODEFORCES
import java.io.* ; import java.util.* ; import java.text.* ; import java.math.* ; import static java.lang.Math.min ; import static java.lang.Math.max ; public class Codeshefcode{ public static void main(String[] args) throws IOException{ // Solver Machine = new Solver() ; // Machine.Solve() ; // Machine.Finish()...
quadratic
911_D. Inversion Counting
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
1195_B. Sport Mafia
CODEFORCES
import java.util.Scanner; public class Pipeline { public static void main(String[] args) { Scanner sc = new Scanner(System.in); long n = sc.nextLong(); long k = sc.nextLong(); sc.close(); if (k * (k - 1) / 2 + 1 < n) { System.out.println(-1); } else { long l = -1, r = k; while (r - l > 1) { ...
logn
287_B. Pipeline
CODEFORCES
import static java.math.BigInteger.*; import static java.util.Arrays.*; import java.io.*; import java.lang.reflect.*; import java.util.*; public class A { final int MOD = (int)1e9 + 7; final double eps = 1e-12; final int INF = (int)1e9; public A () { int N = sc.nextInt(); int K = sc.nextInt(); Long [] A ...
nlogn
274_A. k-Multiple Free Set
CODEFORCES
import java.io.PrintWriter; import java.util.ArrayDeque; import java.util.ArrayList; import java.util.Arrays; import java.util.HashMap; import java.util.Scanner; public class F11141 { static class Solver { ArrayList<int[]> ranges[]; HashMap<Long, Integer> hm = new HashMap<>(); int id(long s) { if (!hm.cont...
quadratic
1141_F2. Same Sum Blocks (Hard)
CODEFORCES
import java.io.*; import java.util.*; public class Main { class node{ int data; node next; public node(int val){ data=val; next=null; } } class linkedlist{ node start; node end; int size; int turn; public linkedlist(){ start=null; end=null; size=0; } void add(int val){ if(...
linear
1179_A. Valeriy and Deque
CODEFORCES
import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.PrintWriter; import java.io.StreamTokenizer; import java.util.ArrayDeque; import java.util.Arrays; public class Main { private static StreamTokenizer in; private static PrintWriter out; private static int nextInt() throws Exception {...
nlogn
22_A. Second Order Statistics
CODEFORCES
import java.util.*; public class Main{ public static void main(String[] args){ Scanner sc = new Scanner(System.in); int n = sc.nextInt(); TreeSet<Integer> set = new TreeSet<Integer>(); for(int i=0;i<n;i++){ set.ad...
nlogn
22_A. Second Order Statistics
CODEFORCES
import java.io.*; import java.util.StringTokenizer; /** * Author: Maksim Novik * Date: 30.06.12 * Time: 22:34 */ public class Round125ProblemA { public static void main(String[] args) { InputStream in = System.in; OutputStream out = System.out; InputReader reader = new InputReader(in);...
constant
199_A. Hexadecimal's theorem
CODEFORCES
import sun.reflect.generics.tree.Tree; import java.io.*; import java.util.*; public class A2 { static Scanner in; static int next() throws Exception {return in.nextInt();}; // static StreamTokenizer in; static int next() throws Exception {in.nextToken(); return (int) in.nval;} // static BufferedReader in; static Pr...
nlogn
169_A. Chores
CODEFORCES
import java.io.*; import java.util.Arrays; import java.util.StringTokenizer; public class G1 { static final int mod = (int) (1e9 + 7); static final int UNCALC = -1; static int[][][] memo; static int n, t[], genre[]; public static void main(String[] args) throws IOException { Scanner sc = ...
np
1185_G1. Playlist for Polycarp (easy version)
CODEFORCES
import java.io.IOException; import java.io.InputStream; import java.util.Arrays; import java.util.InputMismatchException; import java.util.LinkedList; public class D { static LinkedList<Integer>[] E; static int[] M; static boolean[] visited; static int n; static int center; public static bool...
cubic
387_D. George and Interesting Graph
CODEFORCES
import java.util.Scanner; public class ReallyBigNumbers { public static void main(String[] args) { Scanner sc = new Scanner(System.in); long n = sc.nextLong(); long s = sc.nextLong(); long m = s; while(m-digitAdd(m)<s && m<=n){ m++; } System.out.println(Math.max(n-m+1, 0)); } private s...
logn
817_C. Really Big Numbers
CODEFORCES
import java.math.BigInteger; import java.util.*; public class A { private static Scanner in; final int M = 1000000009; public void run() { int n = in.nextInt(); int m = in.nextInt(); int k = in.nextInt(); int z = n - m; if (z >= n / k) { System.out.println(m); return; } int f = n - k * z; i...
logn
338_A. Quiz
CODEFORCES
import java.io.BufferedReader; import java.io.InputStreamReader; public class Task1b { static int[] fromRC (String data) { int pos = data.indexOf('C'); int res[] = new int[2]; res[0] = Integer.parseInt(data.substring(1, pos)); res[1] = Integer.parseInt(data.substring(pos + 1)); return res; } static in...
linear
1_B. Spreadsheets
CODEFORCES
import java.util.Scanner; public class A { public static void main(String[] args) { Scanner sc = new Scanner(System.in); long l = sc.nextLong(), r = sc.nextLong(); if (l % 2 == 0 && r - l >= 2) { System.out.println(l + " " + (l + 1) + " " + (l + 2)); } else if (l % 2 == 1 && r - l >= 3) { System.out.pr...
constant
483_A. Counterexample
CODEFORCES
import java.io.*; import java.util.*; public class digits { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); long k = Long.parseLong(br.readLine()); long temp = 9 * (int)Math.pow(10,0); int count = ...
logn
1177_B. Digits Sequence (Hard Edition)
CODEFORCES
import java.util.*; import java.lang.*; import java.math.*; import java.io.*; import static java.lang.Math.*; import static java.util.Arrays.*; import static java.util.Collections.*; // Petya and Spiders // 2012/08/16 public class P111C{ Scanner sc=new Scanner(System.in); int INF=1<<28; double EPS=1e-9; int h, w...
np
111_C. Petya and Spiders
CODEFORCES
import java.util.*; import java.io.*; public class Fish { static double[][] prob= new double[18][18]; static double[][] dp= new double[2][1<<18]; static ArrayList<Integer>[] adj= new ArrayList[1<<18]; static int n; public static void init() { for(int i=0; i<(1<<18); i++) adj[i]= new ArrayList<Integer>(); ...
np
16_E. Fish
CODEFORCES
import java.util.*; public class prob { public static long ans(long x, long y, long p) { long r = 1; x = x % p; while (y > 0) { if((y & 1)==1) r = (r * x) % p; y = y >> 1; x = (x * x) % p; } return r; ...
logn
992_C. Nastya and a Wardrobe
CODEFORCES
import java.util.*; public class inversioncounting { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int[] permutation = new int[n]; for (int i = 0; i < n; i++) { permutation[i] = sc.nextInt(); } int m = sc.nextInt(); int[][] reverse = new int[m][2...
quadratic
911_D. Inversion Counting
CODEFORCES
import java.io.*; import java.util.*; import java.math.*; public class bhaa { InputStream is; PrintWriter o; /////////////////// CODED++ BY++ ++ ++ ++ BHAVYA++ ARORA++ ++ ++ ++ FROM++ JAYPEE++ INSTITUTE++ OF++ INFORMATION++ TECHNOLOGY++ //////////////// ///////////////////////// Make it work, make it rig...
constant
1080_A. Petya and Origami
CODEFORCES
//coded by : ariefianto17 | Reza Ariefianto import java.io.*; import java.util.*; import java.math.*; public class Main { public static void main (String[]args) { Scanner read = new Scanner (new BufferedInputStream (System.in)); int n = read.nextInt(); int[]arr = new int[n]; int sum=0; int sum2=0; int c...
nlogn
160_A. Twins
CODEFORCES
import java.io.BufferedReader; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; public class Main implements Runnable { // /////////////////////...
np
8_C. Looking for Order
CODEFORCES
import java.math.BigInteger; import java.util.Scanner; public class RENAMETHISBITCH { public static void main(String[] args) { try (Scanner sc = new Scanner(System.in)) { int n = sc.nextInt(); BigInteger m = sc.nextBigInteger(); System.out.println(m.mod(BigInteger.valueOf(2).pow(n))); } c...
constant
913_A. Modular Exponentiation
CODEFORCES
import java.lang.*; import java.util.*; import java.io.*; public class Challenge { public static void main(String[] args) throws java.lang.Exception { InputStream inputStream = System.in; OutputStream outputStream = System.out; InputReader in = new InputReader(inputStream); PrintWriter out = new PrintWrite...
constant
235_A. LCM Challenge
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.ArrayList; import java.util.HashMap; import java.util.StringTokenizer; public class C { public static void main(String[] args) { FastScanner fs=new FastScanner(); int nBoxes=fs.nextInt(); long[] sums=...
np
1242_C. Sum Balance
CODEFORCES
import java.io.*; import java.util.*; import java.util.stream.Collectors; import java.math.*; public class E1 { static byte[] buf = new byte[1<<26]; static int bp = -1; public static void main(String[] args) throws IOException { /**/ DataInputStream in = new DataInputStream(System.in); /*/ DataInputS...
np
1209_E1. Rotate Columns (easy version)
CODEFORCES
import java.util.*; import java.math.*; public class task { public static void main(String args[]) { Scanner a = new Scanner(System.in); while(a.hasNext()) { int n = a.nextInt(); int m = a.nextInt(); if(n == 0 && m == 0) break; boolean[][] adj = new boolean[n][n]; long res = 0; ...
np
11_D. A Simple Task
CODEFORCES
import java.io.*; import java.util.*; import java.math.*; public class Dasha { static Scanner sc = new Scanner(System.in); static PrintWriter pw = new PrintWriter(System.out), pw2 = new PrintWriter(System.out); public static void main(String[] args) throws IOException { int n=sc.nextInt(); ...
quadratic
1209_A. Paint the Numbers
CODEFORCES
/* * To change this template, choose Tools | Templates * and open the template in the editor. */ //package a_vtoray_poriadkovay_statistika; import java.util.Arrays; import java.util.Scanner; /** * * @author kal1sha */ public class Main { /** * @param args the command line arguments */ public ...
nlogn
22_A. Second Order Statistics
CODEFORCES
//package fourninetysixDiv3; import java.util.HashMap; import java.util.Scanner; public class Median_Segments_general { public static void main(String[] args) { Scanner s = new Scanner(System.in); int n = s.nextInt(); int m = s.nextInt(); int[] arr = new int[n]; for (int i = 0; i < n; i++) { arr[i] = s.n...
nlogn
1005_E1. Median on Segments (Permutations Edition)
CODEFORCES
import java.util.*; import java.io.*; import static java.lang.Math.*; public class P113A { public static void main(String[] args) { Scanner sc = new Scanner(System.in); PrintStream out = System.out; //CODING TAIM int n = sc.nextInt(); int k = sc.nextInt(); List<Te...
nlogn
166_A. Rank List
CODEFORCES
//package global14; import java.io.*; import java.util.ArrayDeque; import java.util.Arrays; import java.util.InputMismatchException; import java.util.Queue; public class B { InputStream is; FastWriter out; String INPUT = ""; void solve() { for(int T = ni();T > 0;T--)go(); } void go() { int n = ni(); i...
linear
1515_B. Phoenix and Puzzle
CODEFORCES
import java.util.*; public class AA{ public static void main(String[] args) { Scanner sc=new Scanner(System.in); int t=0; if(sc.hasNextInt()) { t=sc.nextInt(); } while(t>0) { t--; int n=sc.nextInt(); String ans="NO"; if(n%2==0) { int p=n/2; if(Mat...
linear
1515_B. Phoenix and Puzzle
CODEFORCES
//package GoodBye2017; import java.io.*; import java.util.*; public class c { public static void main(String[] args) throws Exception{ new c(new Reader()); } public c(Reader rr) throws IOException{ int n=rr.ni(); double r=rr.nd(); HashMap<Integer, Double> disk=new HashMap<Integer, Double>(); for(int i=0; i<...
quadratic
908_C. New Year and Curling
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer; /** * @Author: * @Date: 2021/4/23 23:55 */ public class ExplorerSpace { static int n; static int m; static int k; static int [][] rows; static int [][] cols; static ...
cubic
1517_D. Explorer Space
CODEFORCES
import java.util.*; import java.math.BigInteger; import javax.naming.BinaryRefAddr; public class acm { public static BigInteger n; public static BigInteger TWO = new BigInteger("2"); public static BigInteger solve(BigInteger x, BigInteger y, BigInteger c) { BigInteger res = (c.add(BigInteger.O...
logn
256_B. Mr. Bender and Square
CODEFORCES
import java.io.IOException; import java.io.InputStream; import java.util.ArrayList; import java.util.HashSet; public class Solution { public static void main(String[] args)throws IOException { FastReader in=new FastReader(System.in); int t=in.nextInt(); StringBuilder sb=new StringBuilder()...
cubic
1523_C. Compression and Expansion
CODEFORCES
import java.util.*; public class Beta22PA { /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub Scanner scan = new Scanner(System.in); int n = scan.nextInt(); int minimum = 200, second = 200; for(int i=0; i<n; i++) { int temp = scan.nextInt(); if(temp...
nlogn
22_A. Second Order Statistics
CODEFORCES
import java.io.PrintWriter; import java.util.*; public class D { static Scanner sc; static PrintWriter out; public static void main(String[] args) throws Exception { sc = new Scanner(System.in); out = new PrintWriter(System.out); //int t = sc.nextInt(); for(int i=0; i<1; ...
cubic
1517_D. Explorer Space
CODEFORCES
import java.util.*; import java.io.*; public class _817C { static long sum = 0; static long BSearch2(long st, long end, long lim) { if (st > end) return 0; long mid = (st + end) >> 1; if (mid - sumDigit(mid) >= lim) { sum = mid; return BSearch2(st, mid - 1, li...
logn
817_C. Really Big Numbers
CODEFORCES
/** * Created by IntelliJ IDEA. * User: aircube * Date: 11.01.11 * Time: 4:14 * To change this template use File | Settings | File Templates. */ import java.io.*; import java.math.BigInteger; import java.util.*; import java.util.concurrent.Exchanger; public class Template { BufferedReader br; PrintWri...
np
16_E. Fish
CODEFORCES
import java.util.Scanner; public class Main2 { public static void main(String args[]){ Scanner input = new Scanner(System.in); String st = input.nextLine(); System.out.println(bank(st)); } public static int bank(String st){ StringBuilder sb = new...
constant
313_A. Ilya and Bank Account
CODEFORCES
import java.util.*; public class Main { static int mod = 1000000007; static int size = 200000; static long[] fac = new long[size]; static long[] finv = new long[size]; static long[] inv = new long[size]; static int INF = Integer.MAX_VALUE; public static void main(String[] args){ Scanner scanner = new Scann...
constant
991_D. Bishwock
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.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.Scanner; /** * Built using CHelper plug-in * Actual solution is at the top */ public class Main { public static void main(String[] args) { InputStrea...
np
1209_E1. Rotate Columns (easy version)
CODEFORCES
import java.io.*; import java.util.*; public class A { final String filename = new String("A").toLowerCase(); void solve() throws Exception { int n = nextInt(); int[] a = new int[n]; int m = -1; for (int i = 0; i < n; i++) { a[i] = nextInt(); if (m == -1 || a[i] > a[m]) { m = i; } } if (a[...
nlogn
135_A. Replacement
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer; import java.io.BufferedReader; import java.util.Comparator; import java.io.InputStream...
np
1209_E1. Rotate Columns (easy version)
CODEFORCES
import java.io.PrintWriter; import java.util.Arrays; import java.util.Scanner; public class A { /** * @param args */ public static void main(String[] args) { HomeWorks hw = new HomeWorks(); hw.sol(); hw.print(); } } class HomeWorks { HomeWorks(){ Scanner sc...
nlogn
169_A. Chores
CODEFORCES
/* * * @Author Ajudiya_13(Bhargav Girdharbhai Ajudiya) * Dhirubhai Ambani Institute of Information And Communication Technology * */ import java.util.*; import java.io.*; import java.lang.*; public class Code3 { public static void main(String[] args) { InputReader in = new InputReader(System.in); Pr...
logn
992_C. Nastya and a Wardrobe
CODEFORCES
/** * Created by IntelliJ IDEA. * User: Taras_Brzezinsky * Date: 8/13/11 * Time: 6:10 PM * To change this template use File | Settings | File Templates. */ import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.*; import java.io.IOException; public class Da...
np
105_B. Dark Assembly
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...
constant
1068_A. Birthday
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.io.StreamTokenizer; public class A15 { static StreamTokenizer in; static PrintWriter out; static int nextInt() throws IOException { in.nextToken(); return (int)in.nval; } s...
nlogn
15_A. Cottage Village
CODEFORCES
import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.OutputStreamWriter; import java.io.PrintWriter; import java.util.HashMap; import java.util.Map; import java.util.StringTokenizer; public class Main { static BufferedReader in=new BufferedReader(new InputStreamReader(System.in)); st...
nlogn
1005_E1. Median on Segments (Permutations Edition)
CODEFORCES
//package round15; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.io.StreamTokenizer; public class A { static StreamTokenizer in = new StreamTokenizer(new BufferedReader(new InputStreamReader(System.in))); static int nextInt(...
nlogn
15_A. Cottage Village
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.util.Scanner; public class Task5d { /** * @param args */ public static void main(String[] args) { Scanner sc = new Scanner(System.in); double a = sc.nextDouble(); double v = sc.nextDouble(); double l = sc.nextDouble(); double d = sc.nextDouble(); double w = sc.nextDouble(); double t =...
constant
5_D. Follow Traffic Rules
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.ArrayList; import java.util.Arrays; imp...
logn
1177_B. Digits Sequence (Hard Edition)
CODEFORCES
import java.util.Arrays; import java.util.Scanner; public class Array { public static void main(String[] args) { Scanner in = new Scanner(System.in); int n = in.nextInt(); int k = in.nextInt(); /* if ( k == 1 ){ System.out.println("1 1"); return; } */ int last[] = new int[100001]; int distinc...
linear
224_B. Array
CODEFORCES
import java.io.*; import java.util.*; public class Main { private static void solve(InputReader in, OutputWriter out) { int n = in.nextInt(); int m = in.nextInt(); String[] sa = new String[n]; for (int i = 0; i < n; i++) { sa[i] = in.next(); } Set<Inte...
quadratic
985_B. Switches and Lamps
CODEFORCES
import java.io.*; import java.util.*; import static java.lang.Math.*; import static java.util.Arrays.*; public class cf1177b { public static void main(String[] args) throws IOException { long k = rl(), n = -1; for (long l = 0, r = k; l <= r; ) { long m = l + (r - l) / 2; i...
logn
1177_B. Digits Sequence (Hard Edition)
CODEFORCES
import java.io.*; import java.util.*; public class A { FastScanner in; PrintWriter out; void solve() { int n = in.nextInt(); int[] a = new int[n]; for (int i = 0; i < n; i++) { a[i] = in.nextInt(); } Arrays.sort(a); int res = 0; for (int ...
quadratic
1209_A. Paint the Numbers
CODEFORCES
import java.util.*; public class Main { public static void main(String[] args) { Scanner input = new Scanner(System.in); int n = input.nextInt(); int a = input.nextInt(); int b = input.nextInt(); int x[] = new int[n]; for (int i=0; i<n; i++) x[i]=input.nextInt(); ...
nlogn
169_A. Chores
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.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Scanner; /** Built using CHelper plug-in Actual solution is at the top */ public class Main { public static void main(String[] args) { InputStream inputStream = System.in; OutputS...
logn
992_C. Nastya and a Wardrobe
CODEFORCES
import java.io.*; import java.lang.reflect.Array; import java.math.BigInteger; import java.util.*; public class q5 { public static void main(String[] args) throws IOException { Reader.init(System.in); PrintWriter out=new PrintWriter(System.out); long n=Reader.nextInt(); long k=Reader.nextLo...
logn
1195_B. Sport Mafia
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.util.Arrays; import java.io.IOException; import java.io.UncheckedIOException; import java.io.Closeable; import java.io.Writer; import java.io.OutputStreamWriter; import java.io.InputStream; /**...
np
1102_F. Elongated Matrix
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.io.OutputStream; import java.util.SortedSet; import java.util.Set; import java.util.NavigableSet; import java.io.IOException; import java.util.InputMismatchException; import java.io.InputStreamRe...
linear
1190_C. Tokitsukaze and Duel
CODEFORCES
/* Roses are red Memes are neat All my test cases time out Lmao yeet */ import java.util.*; import java.io.*; public class x1185G1b { static long MOD = 1000000007L; public static void main(String args[]) throws Exception { BufferedReader infile = new BufferedReader(new InputStreamReade...
np
1185_G1. Playlist for Polycarp (easy version)
CODEFORCES
import java.awt.Point; import java.io.*; import java.math.BigInteger; import java.util.*; import static java.lang.Math.*; public class BetaRound16_E implements Runnable { BufferedReader in; PrintWriter out; StringTokenizer tok = new StringTokenizer(""); public static void main(String[] args) { new Thread(null...
np
16_E. Fish
CODEFORCES
import java.util.StringTokenizer; import java.io.InputStreamReader; import java.lang.reflect.Array; import java.io.IOException; import java.io.BufferedReader; import java.math.BigInteger; import java.util.Arrays; import java.util.Collections; import java.util.ArrayList; public class p3 { static class FastReader { B...
cubic
1523_C. Compression and Expansion
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.Arrays; public class A { public static void main(String[] args) throws IOException { BufferedReader reader = new BufferedReader(new InputStreamReader(System.in)); int n = Integer.parseInt...
quadratic
1209_A. Paint the Numbers
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Locale; import java.util.StringTokenizer; public class Main { private void solve() throws IOException { int n = nextInt(); int x = nextInt(); int y = nextInt(); int c = ne...
logn
256_B. Mr. Bender and Square
CODEFORCES
//package round43; import java.io.PrintWriter; import java.util.Arrays; import java.util.Scanner; public class C { Scanner in; PrintWriter out; String INPUT = ""; void solve() { int n = ni(); char[] x = in.next().toCharArray(); int t = 0; for(int i = 0;i < n;i++){ if(x[i] == 'T'){ t++; } } ...
linear
46_C. Hamsters and Tigers
CODEFORCES
import java.util.*; public class code_1 { public static void main(String[] args) { Scanner in=new Scanner(System.in); int n=in.nextInt(); int a[]=new int[n]; for(int i=0;i<n;i++) a[i]=in.nextInt(); Arrays.sort(a); for(int i=0;i<n-1;i++) { if(a[i]!=-1) { for(int j=i+1;j<n;j...
quadratic
1209_A. Paint the Numbers
CODEFORCES
import java.io.BufferedReader; import java.io.DataInputStream; import java.io.FileInputStream; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.io.StringWriter; import java.util.Arrays; import java.util.Comparator; import java.util.StringTokenizer; import java.io.Inp...
nlogn
1075_C. The Tower is Going Home
CODEFORCES
import java.util.*; import java.io.*; public class C{ public static void main(String args[]) throws Exception{ Scanner in = new Scanner(new FileReader("input.txt")); PrintWriter out = new PrintWriter(new File("output.txt")); int N = in.nextInt(); int M = in.nextInt(); int K = in.nextInt(); int[] X = new...
cubic
35_C. Fire Again
CODEFORCES
// Main Code at the Bottom import java.util.*; import java.io.*; public class Main{ //Fast IO class static class FastReader { BufferedReader br; StringTokenizer st; public FastReader() { boolean env=System.getProperty("ONLINE_JUDGE") != null; //env=true; if(!en...
cubic
1515_E. Phoenix and Computers
CODEFORCES
///package round_global_14; import java.io.*; import java.util.*; public class B { static class InputReader { BufferedReader buffreader; StringTokenizer strtokenizer; public InputReader(InputStream inputstr) { buffreader = new BufferedReader(new InputStreamReader(inputstr), 10...
linear
1515_B. Phoenix and Puzzle
CODEFORCES
import java.io.*; import java.util.*; public class A { public static void main(String[] args) throws IOException { Scanner sc = new Scanner(); PrintWriter out = new PrintWriter(System.out); int n=sc.nextInt(),k=sc.nextInt(); for(int x=0;;x++) { if(2*1L*x+x*1L*(x+1)==2L*(k+n)) { out.println(n-x); b...
logn
1195_B. Sport Mafia
CODEFORCES
// https://codeforces.com/contest/1497/submission/110250082 import java.io.*; import java.util.*; public class CF1497E2 extends PrintWriter { CF1497E2() { super(System.out); } static class Scanner { Scanner(InputStream in) { this.in = in; } InputStream in; byte[] bb = new byte[1 << 15]; int i, n; byte getc() {...
cubic
1497E2
CODEFORCES
/** * author: derrick20 * created: 3/19/21 11:57 PM */ import java.io.*; import java.util.*; import static java.lang.Math.*; public class E2_SquareFreeDivision2 { static FastScanner sc = new FastScanner(); static PrintWriter out = new PrintWriter(System.out); public static void main(String[] args) { //...
cubic
1497E2
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.io.PrintWriter; import java.util.stream.IntStream; import java.util.Arrays; import java.io.BufferedWriter; import java.util.InputMismatchException; import java.io.IOException; import java.util.T...
cubic
1497E2
CODEFORCES
import java.util.*; import java.io.*; import java.math.*; public class Solution{ static class Node implements Comparable<Node>{ int sum; int l; int r; Node next; int nb; Node ini; boolean not; public Node(int sum,int l,int r){ this.sum...
quadratic
1141_F2. Same Sum Blocks (Hard)
CODEFORCES
import java.io.*; public class Main { static double arr[][]; public static void main(String[] args) { try { Parserdoubt pd=new Parserdoubt(System.in); PrintWriter pw=new PrintWriter(System.out); int fishes=pd.nextInt(); arr=new double[fishes][f...
np
16_E. Fish
CODEFORCES
import java.awt.Point; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.io.ObjectInputStream.GetField; import java.lang.reflect.Array; import java.math.BigDecimal; import java.math.BigInteger; import java.ut...
cubic
1517_D. Explorer Space
CODEFORCES
/*Author: Satyajeet Singh, Delhi Technological University*/ import java.io.*; import java.util.*; import java.text.*; import java.lang.*; import java.math.*; public class Main{ /*********************************************Constants******************************************/ static PrintWrite...
quadratic
1209_A. Paint the Numbers
CODEFORCES
import java.io.*; public class Main { public static void main(String[] args) throws Exception { // TODO code application logic here BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); int iTotTerm, i, j, iSml = 0, iPos = 0; iTotTerm = Integer.parseInt(br.readL...
nlogn
22_A. Second Order Statistics
CODEFORCES