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  1. #include <stdio.h>
  2. void swap(int *x,int *y);
  3. int main(void) {
  4. 	int a=1;
  5. 	int b=2;
  6. 	swap(&a,&b);
  7. 	printf("%d%d",a,b);
  8. 	return 0;
  9. }
  10. void swap(int *x,int *y){
  11. 	int temp;
  12. 	temp=*x;
  13. 	*x=*y;
  14. 	*y=temp;
  15. }
  16.  
Success #stdin #stdout 0s 5284KB
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https://ideone.com/29pcva
language:
C (gcc 8.3)
created:
13 hours ago
visibility:
public

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