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  1. #include <stdlib.h>
  2.  
  3. void swap(int* x, int* y){
  4.     *x ^= *y;
  5.     *y ^= *x;
  6.     *x ^= *y;
  7. }  
  8.  
  9. int main(){
  10. 	int x=1,y=2;
  11. 	swap(&x,&y);
  12. 	printf("%d - %d", x,y);
  13.  
  14. 	return 0;
  15. }
Success #stdin #stdout 0.02s 1676KB
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https://ideone.com/tK0Qj
language:
C (gcc 8.3)
created:
12 years ago
visibility:
public

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