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  1. #include <stdio.h>
  2. void swap(int* x,int* y){
  3.     int temp;
  4.       temp=*x;
  5.        *x=*y;
  6.       *y=temp;
  7.      return;
  8.    }
  9. int main(void) {
  10.     int a=5;
  11.     int b=7;   
  12.     swap(&a,&b);
  13.     printf("Value of a is %d",a);
  14.     printf("\nValue of b is %d",b);
  15.  
  16.  
  17. 	return 0;
  18. }
Success #stdin #stdout 0.01s 5320KB
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stdin
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Standard input is empty
stdout
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Value of a is 7
Value of b is 5
https://ideone.com/LmiKXN
language:
C (gcc 8.3)
created:
8 days ago
visibility:
public

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