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  1. import java.io.*;
  2.  
  3. class random
  4. {
  5.  
  6. public static void shuffleArray(int[] cards) 
  7. {
  8.  int temp, index;int ar[]=new int[cards.length];
  9.  int count=0;
  10.  for (int i = 0; i < cards.length; i++)
  11.  {
  12.  index = (int) (Math.random() * (cards.length - i)) + i;
  13.  ar[count++]=index;
  14.  temp = cards[i];
  15.  cards[i] = cards[index];
  16.  cards[index] = temp;
  17.  }
  18.  
  19. }
  20.  
  21. public static void main(String ar[])throws Exception 
  22.  
  23. {  
  24.    InputStreamReader isr = new InputStreamReader(System.in);
  25.    BufferedReader br = new BufferedReader(isr);
  26.   // System.out.println("Enter The Number of Elements in Array");
  27.    String n= br.readLine();
  28.    int i=Integer.parseInt(n);
  29.  
  30.    int a[]=new int[i];
  31.    for(int j=0;j<i;j++)
  32.    {
  33.     String s=br.readLine();
  34.     a[j]=Integer.parseInt(s);
  35.    }
  36.  
  37.    shuffleArray(a);
  38.    System.out.println();
  39.    for(i=0;i<a.length;i++)
  40.    System.out.print(a[i] + " " );
  41. }
  42.  
  43. }
Success #stdin #stdout 0.09s 212416KB
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https://ideone.com/B0YEn
language:
Java (HotSpot 12)
created:
12 years ago
visibility:
public

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