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  1. package com.company;
  2.  
  3. import java.io.BufferedReader;
  4. import java.io.InputStreamReader;
  5. import java.util.Scanner;
  6.  
  7. public class Problem2 {
  8.  
  9.     public static void main(String args[]) throws Exception {
  10.         Scanner s = new Scanner(System.in);
  11.         int n = s.nextInt();
  12.         while (n-- > 0) {
  13.             BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
  14.             int N = s.nextInt();
  15.             int Q = s.nextInt();
  16.             int[] a1 = new int[N];
  17.             int j = 0;
  18.             String str = s.nextLine();
  19.             for (int i = 0; i < str.length(); i += 2) {
  20.                 a1[j] = str.charAt(i);
  21.             }
  22.             leftRotate(a1, Q, N);
  23.             for (int k = 0; k < N; k++)
  24.                 System.out.println(a1[k] + " ");
  25.         }
  26.     }
  27.  
  28.     private static void leftRotate(int[] a, int q, int i) {
  29.         for (int l = 0; l < i; l++)
  30.             leftRotateByOne(a, i);
  31.     }
  32.  
  33.     private static void leftRotateByOne(int[] a, int i) {
  34.         int temp = a[0], m;
  35.         for(m=0; m<i-1; m++){
  36.             a[m]=a[m+1];
  37.         }
  38.         a[m] = temp;
  39.     }
  40. }
  41.  
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
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2
5 2
1 2 3 4 5 
10 3
2 4 6 8 10 12 14 16 18 20
compilation info 
Main.java:7: error: class Problem2 is public, should be declared in a file named Problem2.java
public class Problem2 {
       ^
1 error
stdout
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Standard output is empty
https://ideone.com/cJcCTL
language:
Java (HotSpot 12)
created:
4 years ago
visibility:
public

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