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  1. #include <stdio.h>
  2.  
  3. void swap(int *a,int *b);
  4.  
  5. int main(void) {
  6. int a=3, b=5;
  7.  
  8. swap(&a,&b);
  9.  
  10. printf("a=%d b=%d\n",a,b);
  11. 	return 0;
  12. }
  13.  
  14. void swap(int *a,int *b)
  15. {
  16. 	int w;
  17.  
  18. 	w=*a;
  19. 	*a=*b;
  20. 	*b=w;
  21. }
Success #stdin #stdout 0s 5280KB
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stdin
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Standard input is empty
stdout
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a=5 b=3
https://ideone.com/TSNbCG
language:
C (gcc 8.3)
created:
8 days ago
visibility:
public

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