src
stringlengths
95
64.6k
complexity
stringclasses
7 values
problem
stringclasses
256 values
from
stringclasses
1 value
import java.util.Scanner; public class Problem_8C { private static int dis(int x1, int y1, int x2, int y2) { return (x1 - x2) * (x1 - x2) + (y1 - y2) * (y1 - y2); } public static void main(String[] args) { Scanner sc = new Scanner(System.in); int ox = sc.nextInt(); int oy = sc.nextInt(); int...
np
8_C. Looking for Order
CODEFORCES
/** * BaZ :D */ import java.util.*; import java.io.*; import static java.lang.Math.*; public class Main { static MyScanner scan; static PrintWriter pw; static long MOD = 1_000_000_007; static long INF = 1_000_000_000_000_000_000L; static long inf = 2_000_000_000; public static void main(Strin...
np
1209_E2. Rotate Columns (hard version)
CODEFORCES
import java.io.IOException; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Arrays; import java.util.List; import java.util.Scanner; public class Main { public static void main(final String[] args) throws IOException { try(Scanner scan = new Scanner(System.in); PrintWr...
cubic
387_D. George and Interesting Graph
CODEFORCES
import java.io.*; import java.util.*; public class B { final String filename = new String("B").toLowerCase(); int n; int r, c; void solve() throws Exception { n = nextInt(); r = nextInt() - 1; c = nextInt() - 1; long count = nextLong(); long left = -1, right = n * 2L; while (left < right - 1) { ...
logn
256_B. Mr. Bender and Square
CODEFORCES
import java.util.Scanner; public class codef8 { public static void main(String[] args) { // TODO Auto-generated method stub Scanner sc = new Scanner(System.in); int num = sc.nextInt(); int beacon[] = new int[1000001]; int pos[] = new int[num]; for (int i = 0; i < num; i++) { int position = sc.nextInt...
linear
608_C. Chain Reaction
CODEFORCES
// package contest; import java.io.*; import java.util.Stack; import java.util.StringTokenizer; public class teama { static int mod = 2_000_000_007; public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); PrintWrit...
cubic
1523_C. Compression and Expansion
CODEFORCES
import java.util.*; import java.io.*; import java.lang.*; import java.math.*; import java.util.Map.*; public class codeforces { static int count =0; static boolean f=false; static int [] arr; static PrintWriter pw=new PrintWriter(System.out); static void solve(int index , int mask) { if(index==arr.l...
nlogn
994_B. Knights of a Polygonal Table
CODEFORCES
import java.util.*; import java.io.*; public class b { public static void main(String[] args) throws IOException { input.init(System.in); PrintWriter out = new PrintWriter(System.out); int n = input.nextInt(), a = input.nextInt(), b = input.nextInt(); Num[] data = new Num[n]; for(int i = 0; i<n; i++...
linear
468_B. Two Sets
CODEFORCES
import java.io.*; import java.math.BigInteger; import java.util.*; public class A { static MyScanner sc; static PrintWriter pw; public static void main(String[] args) throws Throwable { sc = new MyScanner(); pw = new PrintWriter(System.out); n = sc.nextInt(); int m = sc.ne...
np
1102_F. Elongated Matrix
CODEFORCES
import java.io.*; import java.util.*; import java.math.*; public class Main { public static void main(String args[]) { Scanner scan=new Scanner(System.in); int n=scan.nextInt(); System.out.println((n%4==0||n%7==0||n%47==0||n%74==0||n%447==0||n%474==0||n%477==0||n%744==0||n%747==0||n%774==0...
constant
122_A. Lucky Division
CODEFORCES
import java.io.*; import java.util.*; /** * @author def * @version 1.0 */ public class B { public static void main(String[] args) throws IOException { new B().solve(); } void solve() throws IOException { in = new BufferedReader(new InputStreamReader(System.in)); out = new Print...
linear
1_B. Spreadsheets
CODEFORCES
import java.util.*; import java.lang.*; import java.io.*; import java.math.*; /* * Author : joney_000[jaswantsinghyada007@gmail.com] * Algorithm : N/A * Platform : Codeforces * Ref : */ public class A{ private InputStream inputStream ; private OutputStream outputStream ; private FastReader i...
logn
992_C. Nastya and a Wardrobe
CODEFORCES
import java.io.*; import java.util.*; import java.math.*; public class MAIN { public static void main(String args[]) { Scanner sn=new Scanner(System.in); int n,n1,n2,n3; int arr[]={0,1,1,2,3,5,8,13,21,34,55,89,144,233,377,610,987,1597,2584,4181,6765,10946,17711,28657,46368,75025,121393...
constant
199_A. Hexadecimal's theorem
CODEFORCES
import java.util.*; import java.io.*; import java.awt.Point; import java.math.BigInteger; import static java.lang.Math.*; // Solution is at the bottom of code public class ProblemC_008 implements Runnable{ final boolean ONLINE_JUDGE = System.getProperty("ONLINE_JUDGE") != null; BufferedReader in; OutputWrit...
np
8_C. Looking for Order
CODEFORCES
import java.io.BufferedReader; import java.io.FileNotFoundException; import java.io.FileReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.Arrays; import java.util.HashSet; import java.util.Set; import java.util.StringTokenizer; import java.util.TreeSet; //basically tried to unders...
nlogn
274_A. k-Multiple Free Set
CODEFORCES
/* bts songs to dance to: I need U Run ON Filter I'm fine */ import static java.lang.Math.max; import static java.lang.Math.min; import static java.lang.Math.abs; import static java.lang.System.out; import java.util.*; import java.io.*; import java.math.*; public class x1515E { static long MOD; public static ...
cubic
1515_E. Phoenix and Computers
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.math.BigInteger; import java.util.*; public class C { static int MOD = 1_000_000_007; public static void main(String[] args) { MyScanner in = new MyScanner(); ...
quadratic
909_C. Python Indentation
CODEFORCES
import java.util.*; import java.io.*; import static java.lang.Math.*; import java.math.*; public class Main implements Runnable { BufferedReader in; PrintStream out; StringTokenizer st = new StringTokenizer(""); static boolean local = false; public static void main(String [] args) throws Exception { if (arg...
linear
46_C. Hamsters and Tigers
CODEFORCES
import java.io.*; import java.util.*; import static java.lang.Math.*; public class incendio { void dbg(Object...os) { System.err.println(Arrays.deepToString(os)); } static StringTokenizer _stk; static BufferedReader input; static PrintWriter output; static String next(){return _stk.nextToken();} static i...
cubic
35_C. Fire Again
CODEFORCES
import java.io.BufferedOutputStream; import java.io.Closeable; import java.io.DataInputStream; import java.io.Flushable; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.util.InputMismatchException; import java.util.function.Function; /** * Built using CHelper plug-in ...
np
1238_E. Keyboard Purchase
CODEFORCES
import java.util.Scanner; public class A122 { public static void main(String[] args) { Scanner in = new Scanner(System.in); int n = in.nextInt(); if (n % 4 == 0 || n % 7 == 0 || n % 44 == 0 || n % 47 == 0 || n % 74 == 0 || n % 77 == 0 || n % 444 == 0 || n % 447 == 0 || n % 474 == 0 || n % 477 == 0 ||...
constant
122_A. Lucky Division
CODEFORCES
import java.io.*; import java.util.*; public class a{ static int a; static Scanner sc = new Scanner(System.in); public static void main(String[] args) throws IOException{ int n = sc.nextInt(); int p = n; int m = sc.nextInt(); int k = sc.nextInt(); int a[] = new int[n]...
nlogn
257_A. Sockets
CODEFORCES
import java.io.PrintWriter; import java.util.Scanner; public class Solution { private static int n; private static PrintWriter writer; private static int maxstep; private static void g(int src, int step) { if (step != 0 && n % src == 0) { writer.print("YES"); writer...
constant
122_A. Lucky Division
CODEFORCES
import java.util.*; public class TaskB { public static void main(String[] args) { Scanner s = new Scanner(System.in); int n = s.nextInt(); int k = s.nextInt(); int[] nums = new int[100000 + 10]; int first = -1, last = -1; Set<Integer> dif = new Tre...
linear
224_B. Array
CODEFORCES
import java.io.*; import java.lang.*; import java.util.*; public class alex { public static void main(String[] args)throws IOException { Scanner sc=new Scanner(System.in); int n=sc.nextInt();int sum=1; for(int i=1;i<=n;i++) { sum=sum+(4*(i-1)); } Syste...
linear
1180_A. Alex and a Rhombus
CODEFORCES
import java.util.Scanner; public class A { public static void main(String[] args){ Scanner in = new Scanner(System.in); long n = in.nextLong(); System.out.println(25); } }
constant
630_A. Again Twenty Five!
CODEFORCES
import java.io.*; import java.math.*; import java.security.*; import java.text.*; import java.util.*; import java.util.concurrent.*; import java.util.function.*; import java.util.regex.*; import java.util.stream.*; import static java.util.stream.Collectors.joining; import static java.util.stream.Collectors.toList; pu...
linear
1515_B. Phoenix and Puzzle
CODEFORCES
import java.awt.Point; import java.io.*; import java.lang.Integer; import java.math.BigInteger; import java.util.*; public class Main { final boolean ONLINE_JUDGE = !new File("input.txt").exists(); BufferedReader in; PrintWriter out; StringTokenizer tok = new StringTokenizer(""); void init() thr...
linear
701_C. They Are Everywhere
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.StringTokenizer; import java.util.HashMap; import java.math.BigInteger; import java.io.IOException; import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.InputStrea...
nlogn
903_D. Almost Difference
CODEFORCES
//make sure to make new file! import java.io.*; import java.util.*; public class EG14{ public static long MOD; public static int MAX = 405; public static long[] fac; public static long[] ifac; public static void main(String[] args)throws IOException{ BufferedReader f = new BufferedReader(...
cubic
1515_E. Phoenix and Computers
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.ArrayList; import java.util.HashMap; import java.util.HashSet; import java.util.List; import java.util.Set; import java.util.Stack; import java.util.StringTokenizer; public class Main { InputStreamReader ...
linear
46_C. Hamsters and Tigers
CODEFORCES
import java.util.*; import java.math.*; import java.io.*; public class b implements Runnable{ PrintWriter out = null; public int toint(String s){ int res = 0; for (int i = 0; i < s.length(); i++){ res *= 10; res += s.charAt(i)-'0'; } return res; } public void tostr(int k){ if (k == 0) return; to...
linear
1_B. Spreadsheets
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; /** * @author Andrew Porokhin, andrew.porokhin@gmail.com */ public class Problem111A implements Runnable { void solve() throws Numbe...
nlogn
160_A. Twins
CODEFORCES
import java.io.*; import java.util.*; public class A { public static void main(String[] args) throws Exception { new A().solve(); // new FileInputStream(new File("input.txt")), // new PrintStream(new FileOutputStream(new File("output.txt")))); } void solve() throws IOException { ...
nlogn
274_A. k-Multiple Free Set
CODEFORCES
import java.io.*; import java.util.*; public class Main { static InputReader in = new InputReader(System.in); static PrintWriter out = new PrintWriter(System.out); static int oo = (int)1e9; static int mod = 1000000007; public static void main(String[] args) throws IOException { int n = in.nextInt()...
quadratic
1209_A. Paint the Numbers
CODEFORCES
import static java.util.Arrays.*; import static java.lang.Math.*; import java.util.*; import java.io.*; public class Main implements Runnable { public static void main(String [] args) throws IOException { new Thread(null, new Main(), "", 1 << 20).start(); } String file = "input"; BufferedReader input; Print...
np
8_C. Looking for Order
CODEFORCES
import javax.print.attribute.standard.RequestingUserName; import java.io.*; import java.util.*; public class Main { public static void main(String[] args) throws NumberFormatException, IOException { InputStream inputStream = System.in; OutputStream outputStream = System.out; InputReade...
quadratic
1086_C. Vasya and Templates
CODEFORCES
import java.util.*; import java.io.*; import java.text.*; public class CF_1523_C{ //SOLUTION BEGIN void pre() throws Exception{} void solve(int TC) throws Exception{ int N = ni(); int[] A = new int[N]; for(int i = 0; i< N; i++)A[i] = ni(); // Stack<Integer> stack = new Stack...
cubic
1523_C. Compression and Expansion
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.util.Arr...
cubic
1185_G2. Playlist for Polycarp (hard version)
CODEFORCES
import java.util.*; import java.io.*; import java.math.*; import javax.script.*; public class Noldbach { public static void main(String[] args) throws Exception { Scanner sc = new Scanner(System.in); int n=sc.nextInt(); int k=sc.nextInt(); boolean[] sieve=new boolean[1001]; sieve[2]=false; ArrayList<Integ...
linear
17_A. Noldbach problem
CODEFORCES
import java.io.*; import java.util.*; public class Main { public static void main(String[] args) throws Exception { MScanner sc=new MScanner(System.in); PrintWriter pw=new PrintWriter(System.out); int n=sc.nextInt();HashSet<Integer>nums=new HashSet<Integer>(); int[]in=new int[n];for(int i=0;i<n;i++)in[i]=s...
quadratic
1209_A. Paint the Numbers
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.io.OutputStream; import java.io.IOException; import java.io.InputStreamReader; import java.io.FileNotFoundException; import java.util.StringTokenizer; import java.io.Writer; import java.io.Buffer...
linear
1004_A. Sonya and Hotels
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; /** * Built using CHelper plug-in * Actual solution is at the top * @author sheep */ public class Main ...
constant
343_A. Rational Resistance
CODEFORCES
import java.io.*; import java.util.*; public class A { BufferedReader br; PrintWriter out; StringTokenizer st; boolean eof; void solve() throws IOException { String s = nextToken(); int res = Integer.parseInt(s); String s1 = s.substring(0, s.length() - 1); res = Math.max(res, Integer.parseInt(s1)); ...
constant
313_A. Ilya and Bank Account
CODEFORCES
import java.util.Scanner; public class Subtractions { public static void main(String args[]) { Scanner scan = new Scanner(System.in); int t = scan.nextInt(); while (t-- > 0) { int a = scan.nextInt(); int b = scan.nextInt(); int res = 0; while...
constant
267_A. Subtractions
CODEFORCES
import java.io.*; public class n5D { public static void main(String[] args) { double a = 0, v = 0, l = 0, d = 0, w = 0; try { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); String[] str = br.readLine().split(" "); a = Double...
constant
5_D. Follow Traffic Rules
CODEFORCES
import java.io.*; import java.util.*; public class C { static class FastReader { BufferedReader br; StringTokenizer st; public FastReader() { br = new BufferedReader(new InputStreamReader(System.in)); } String next() { while (st ...
cubic
1523_C. Compression and Expansion
CODEFORCES
import java.util.*; import java.io.*; public class R489C { static long m = (long)(1e9+7); /* 1000000000000000000 */ public static void main(String[] args) { JS scan = new JS(); long n = scan.nextLong(); long k = scan.nextLong(); if(n == 0) { System.out.println(0); return; } if(k == 0) { l...
logn
992_C. Nastya and a Wardrobe
CODEFORCES
import java.io.*; import java.util.LinkedList; public class Solution { public static void main(String[] args) throws IOException { BufferedReader in = new BufferedReader(new FileReader("input.txt")); PrintWriter out = new PrintWriter("output.txt"); String[] raw = in.readLine().split(" "); ...
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.StringTokenizer; public class Berland implements Runnable { private void solve() throws IOException { double a = nextInt(); double v = nextInt(); double ...
constant
5_D. Follow Traffic Rules
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.math.BigInteger; import java.util.*; public class CFD { BufferedReader br; PrintWriter out; StringTokenizer st; boolean eof; final long MOD = 1000L * 1000L * 1000L +...
nlogn
903_D. Almost Difference
CODEFORCES
import java.io.*; import java.util.*; public class Main implements Runnable { Scanner in; PrintWriter out; //= new PrintWriter(System.out); public static void main(String[] args) throws FileNotFoundException, IOException { new Thread(new Main()).start(); } public class Pair { public long last;...
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[] arr = new int[n]; arr[0] = sc.nextInt(); for (int i = 1; i < n; i++) { arr[i] = arr[i - 1] + sc.nextInt(); ...
quadratic
1141_F2. Same Sum Blocks (Hard)
CODEFORCES
import java.io.File; import java.io.PrintWriter; import java.util.Arrays; import java.util.Scanner; public class C { Scanner in; PrintWriter out; // String INPUT = "3 3 1 1 1"; String INPUT = ""; void solve() { int n = ni(); int m = ni(); int k = ni(); int[][] f=new int[k][2]; f...
cubic
35_C. Fire Again
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.InputStreamReader; import java.io.IOException; import java.util.Arrays; 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 the top */ public cla...
nlogn
257_A. Sockets
CODEFORCES
import java.util.*; import java.io.*; public class Fish { public static void main(String[] args) throws Exception { new Fish(); } public Fish() throws Exception { Scanner sc = new Scanner(System.in); int N = sc.nextInt(); double[][] P = new double[N][N]; for(int i = 0; i...
np
16_E. Fish
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; public class problemB185 { public static void main(String[] args) throws IOException{ BufferedReader br=new BufferedReader(new InputStreamReader(System.in)); StringBuffer sb=new StringBuffer(); int n=Integer.parseInt...
constant
313_A. Ilya and Bank Account
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.Random; import java.util.StringTokenizer; public class Test { static BufferedReader reader; static StringTokenizer ...
nlogn
160_A. Twins
CODEFORCES
//package pack; import java.util.*; public class first { public static long power(long x, long y, long p) { long res = 1; x = x % p; while (y > 0) { if((y & 1)==1) res = (res * x) % p; y = y >> 1; x = (x * x) % p; } return...
logn
992_C. Nastya and a Wardrobe
CODEFORCES
import java.awt.*; import java.io.*; import java.sql.Array; import java.util.*; import java.util.List; public class Main { static class FastReader { BufferedReader br; StringTokenizer st; public FastReader() { br = new BufferedReader( new InputStream...
cubic
1517_D. Explorer Space
CODEFORCES
import java.io.*; import java.util.*; // :%s/Cbeta35/"name"/ // if (debug) public class Cbeta35 { public static void main(String[] args) { new Cbeta35(); } Scanner in; PrintWriter out; int t; int n, m, k, oo; int[][] grid; boolean debug = !true, multi = !true; Cbeta35() { if (multi) t = in.nextInt(); ...
cubic
35_C. Fire Again
CODEFORCES
import java.awt.Point; import java.io.*; import java.text.*; import java.util.*; import java.util.regex.*; public class Main{ static class Run implements Runnable{ //TODO parameters final boolean consoleIO = false; final String inFile = "input.txt"; ...
cubic
35_C. Fire Again
CODEFORCES
import java.io.IOException; import java.io.OutputStreamWriter; import java.io.BufferedWriter; import java.util.InputMismatchException; import java.io.FileOutputStream; import java.io.OutputStream; import java.io.PrintWriter; import java.io.FileInputStream; import java.util.NoSuchElementException; import java.io.Writer;...
cubic
35_C. Fire Again
CODEFORCES
import java.util.Arrays; import java.util.HashSet; import java.util.Set; public class Main { private static void solve() { int n = ni(); int d = ni(); int[] a = na(n); Arrays.sort(a); Set<Integer> set = new HashSet<>(); for (int i = 0; i < n; i ++) { int cand1 = a[i] - d; int ...
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.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.io.IOException; import java.util.Arrays; import java.util.Iterator; import java.util.Scanner; import java.util.TreeSet; public class Test { int readInt() { int ans = 0; boolean neg = false; try { boolean start = false; for (int c = 0; (c = System.in.read(...
quadratic
909_C. Python Indentation
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.*; public class Code { public static void main(String[] args) throws IOException{ BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); int n = Integer.parseInt(br.readLine()); Ha...
linear
958_D1. Hyperspace Jump (easy)
CODEFORCES
import java.util.*; import java.io.*; public class code { public static void main(String[] args) throws Exception { Scanner sc = new Scanner(System.in); int q = sc.nextInt(); long[] d = new long[30]; d[0] = 1; for(int i=1;i<30;i++) d[i] = d[i-1]*4; for(int z=0;z<q;z++){ long r = 0; long n = sc...
logn
1080_D. Olya and magical square
CODEFORCES
import java.io.OutputStream; import java.io.FileOutputStream; import java.io.IOException; import java.io.FileInputStream; import java.io.InputStream; import java.io.OutputStream; import java.io.PrintWriter; import java.io.BufferedWriter; import java.util.Collection; import java.util.InputMismatchException; import java....
cubic
35_C. Fire Again
CODEFORCES
import java.util.*; import java.io.*; public class CF911D { public static void main(String[] args){ Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int[] array = new int[n]; for(int i = 0; i < n; i++){ array[i] = sc.nextInt(); } int count = 0; for(...
quadratic
911_D. Inversion Counting
CODEFORCES
//package codeforces; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.*; public class D { BufferedReader reader = new BufferedReader(new InputStreamReader(System.in)); PrintWriter writer = new PrintWriter(System.out); ...
cubic
387_D. George and Interesting Graph
CODEFORCES
import java.io.*; import java.lang.*; import java.util.*; import static java.lang.Integer.*; import static java.lang.Long.*; import static java.lang.Math.*; import static java.lang.System.*; import static java.util.Arrays.*; import static java.util.Collections.*; public class Main { Main() throws IOException { ...
linear
608_B. Hamming Distance Sum
CODEFORCES
import java.io.*; import java.util.*; public class Main { static Scanner in; static PrintWriter out; // static final String PROBLEM = ""; public static void main(String[] args) throws Exception { in = new Scanner(System.in); out = new PrintWriter(System.out); int n = in.nextInt(); int k = in.nextInt(); ...
linear
17_A. Noldbach problem
CODEFORCES
import java.util.*; import java.io.*; import java.lang.*; import java.math.*; public class E { public static void main(String[] args) throws Exception { BufferedReader bf = new BufferedReader(new InputStreamReader(System.in)); PrintWriter out = new PrintWriter(new OutputStreamWriter(System.out)); ...
np
1209_E1. Rotate Columns (easy version)
CODEFORCES
import java.util.*; import java.lang.*; import java.io.*; import java.awt.*; // U KNOW THAT IF THIS DAY WILL BE URS THEN NO ONE CAN DEFEAT U HERE................ //JUst keep faith in ur strengths .................................................. // ASCII = 48 + i ;// 2^28 = 268,435,456 > 2* 10^8 // log 10 base 2 ...
quadratic
1141_F2. Same Sum Blocks (Hard)
CODEFORCES
import java.util.*; public class A { public static void main(String args[]) { Scanner scan = new Scanner(System.in); int n = scan.nextInt(); int[] a = new int[n]; for(int i=0;i < n;i++) a[i] = scan.nextInt(); Arrays.sor...
nlogn
22_A. Second Order Statistics
CODEFORCES
import java.util.*; import java.io.*; import java.lang.*; import java.math.*; public class B { public static void main(String[] args) throws Exception { BufferedReader bf = new BufferedReader(new InputStreamReader(System.in)); PrintWriter out = new PrintWriter(new OutputStreamWriter(System.out)); ...
constant
1028_B. Unnatural Conditions
CODEFORCES
import java.io.*; import java.math.BigInteger; import java.util.*; public class Main { public static void main(String[] args) throws IOException { (new Main()).solve(); } public Main() { } MyReader in = new MyReader(); PrintWriter out = new PrintWriter(System.out); void solve() throws IOException { // ...
logn
287_B. Pipeline
CODEFORCES
import java.util.Scanner; public class C { static long n = 0; static void R (long a,long b){ n += a/b; a = a%b; if(a==0) return; R(b,a); } public static void main(String[] args) { Scanner sc = new Scanner(System.in); long a = sc.nextLong(); long b = sc.nextLong(); R(a,b); System.out.printl...
constant
343_A. Rational Resistance
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.util.Scanner; public class D { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int m = sc.nextInt(); int[][]a = new int[n][n]; for (int i = 1; i <= m; i++) { int v1 = sc.nextInt(); int ...
np
11_D. A Simple Task
CODEFORCES
import java.util.*; import java.io.*; import java.math.*; public class loser { static class InputReader { public BufferedReader br; public StringTokenizer token; public InputReader(InputStream stream) { br=new BufferedReader(new InputStreamReader(stream),32768); ...
constant
965_A. Paper Airplanes
CODEFORCES
import java.io.*; import java.util.Locale; import java.util.StringTokenizer; public class B implements Runnable { private static final boolean ONLINE_JUDGE = true;//System.getProperty("ONLINE_JUDGE") != null; private BufferedReader in; private PrintWriter out; private StringTokenizer tok = new String...
logn
713_B. Searching Rectangles
CODEFORCES
import java.io.FileInputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.math.BigInteger; import java.nio.charset.Charset; import java.util.*; public class CFContest { public static void main(String[] args) throws Exception { boolean local = System...
quadratic
1209_A. Paint the Numbers
CODEFORCES
import com.sun.org.apache.xpath.internal.operations.Bool; import java.io.*; import java.util.*; public class Main { public static void main(String[] args) throws Exception { MyScanner scan = new MyScanner(); out = new PrintWriter(new BufferedOutputStream(System.out)); int n = scan.nextIn...
nlogn
1033_C. Permutation Game
CODEFORCES
import java.io.*; import java.util.*; public class F { public static void main(String[] args) throws IOException { BufferedReader reader = new BufferedReader(new InputStreamReader(System.in)); PrintWriter writer = new PrintWriter(System.out); StringTokenizer st = new StringTokenizer(reader....
logn
1195_B. Sport Mafia
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.util.Arrays; import java.util.InputMismatchException; import java.io.OutputStreamWriter; import java.util.NoSuchElementException; import java.io.OutputStream; import java.io.PrintWriter; import java.util.Iterator; import ja...
nlogn
528_B. Clique Problem
CODEFORCES
import java.io.*; import java.util.*; public class Main { static final boolean _DEBUG = false; private static class MyScanner { BufferedReader br; StringTokenizer st; public MyScanner(BufferedReader _br) { br = _br; } String next() { while (st == null || !st.hasMoreElements()) { try { st ...
np
111_C. Petya and Spiders
CODEFORCES
import java.util.Scanner; public class Sub { public static void main(String[] args) { Scanner scan=new Scanner(System.in); int noOfPairs=scan.nextInt(); while(noOfPairs-->0) { int x=scan.nextInt(); int y=scan.nextInt(); int res=0; while(x!=0&&y!=0) { if(x>y) { res+=x/y; x=...
constant
267_A. Subtractions
CODEFORCES
import java.io.*; import java.util.*; public class cfe { static DataReader input; static int LARGE_INT = 1000000007; //static int MAXN = 300000; //static int[] len = new int[300000]; //static int[] price = new int[300000]; static final int[] BM = {1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 1...
np
1238_E. Keyboard Purchase
CODEFORCES
import java.io.*; import java.util.*; public class Main { public static void main(String[] args) throws IOException { Main m = new Main(); m.run(); m.out.close(); } void run() throws IOException { int n = nextInt(); int m = nextInt(); int k = nextInt(); ...
cubic
1517_D. Explorer Space
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.io.FilterInputStream; import java.io.BufferedInputStream; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top * * @author J...
np
1238_E. Keyboard Purchase
CODEFORCES
import java.io.*; import java.util.*; /** * * @author Jishnu_T */ public class ReallyBigNums { private static long[] factorArray(long s) { int d=0; long n=s; long f=1; while(n>0) { n=n/10; d++; f = f*10; } ...
logn
817_C. Really Big Numbers
CODEFORCES
import java.io.*; import java.lang.*; import java.util.*; public class Solver { public static void main(String[] args) { FastReader in = new FastReader(); PrintWriter out = new PrintWriter(System.out); TaskC solver = new TaskC(in, out); solver.solve(); out.close(); } ...
quadratic
1209_A. Paint the Numbers
CODEFORCES
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution ...
cubic
1517_D. Explorer Space
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.*; public class P111C{ Scanner sc=new Scanner(System.in); int INF=1<<28; double EPS=1e-9; int h, w; void run(){ h=sc.nextInt(); ...
np
111_C. Petya and Spiders
CODEFORCES
import java.util.*; import java.io.*; import java.math.*; public class Solution{ public static void main(String[] args) throws Exception { int n=nextInt(); int r=nextInt(); int x[]=new int[n]; double y[]=new double[n]; for(int i=0;i<n;i++) x[i]=nextInt(); ...
quadratic
908_C. New Year and Curling
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer; public class AAA { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st = new StringTok...
constant
1028_B. Unnatural Conditions
CODEFORCES
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.OutputStreamWriter; import java.io.PrintWriter; public class TemplateBuf implements Runnable{ private void solve() throws Exception { long n = nextUnsignedLong(); out.println(n...
constant
84_A. Toy Army
CODEFORCES