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  1. // Reverse a given array
  2.  
  3. import java.util.*;
  4.  
  5. public class Main{
  6. public static void main(String[] args){
  7. int [] arr = {3,5,2,1,5,6};
  8. int n = arr.length;
  9.  
  10. for(int i =0;i<n/2;i++){
  11. int temp = arr[i];
  12. arr[i] = arr[n-i-1];
  13. arr[n-i-1] = temp;
  14. }
  15. System.out.println("Rev arr:" +Arrays.toString(arr));
  16. }
  17. }
Success #stdin #stdout 0.13s 55428KB
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Standard input is empty
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Rev arr:[6, 5, 1, 2, 5, 3]
https://ideone.com/jHBwJx
language:
Java (HotSpot 12)
created:
17 hours ago
visibility:
public

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