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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. public static void main (String[] args) throws java.lang.Exception
  11. {
  12. // your code goes here
  13. int n=5;
  14. int arr[]={1,2,3,4,5};
  15. for(int i=0;i<n/2;i++)
  16. {
  17. int temp=arr[i];
  18. arr[i]=arr[n-i-1];
  19. arr[n-i-1]=temp;
  20.  
  21. }
  22. for(int ele:arr)
  23. System.out.print(ele);
  24. }
  25. }
Success #stdin #stdout 0.11s 52604KB
stdin
Standard input is empty
stdout
54321