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  1. #include <stdio.h>
  2.  
  3. void reverse(int *p,int n){
  4. 	int i,temp;
  5. 	for(i=0;i<n/2;i++){
  6. 		temp=*(p+i);
  7. 		*(p+i)=*(p+n-i-1);
  8. 		*(p+n-i-1)=temp;
  9. 	}
  10. }
  11.  
  12. int main(void){
  13. 	int a[5]={1,2,3,4,5};
  14. 	int i;
  15.  
  16. 	reverse(a,5);
  17.  
  18. 	for(i=0;i<5;i++){
  19. 		printf("%d ",a[i]);
  20. 	}
  21. }
Success #stdin #stdout 0.01s 5356KB
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stdin
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Standard input is empty
stdout
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5 4 3 2 1
https://ideone.com/6b4LPn
language:
C (gcc 8.3)
created:
17 hours ago
visibility:
public

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