Answer Posted / ajith c.k

#include"stdio.h"
int swap(int *,int*);
int main()
{
int a,b;
printf("enter two number");
scanf("%d%d",&a,&b);
swap(&a,&b);
printf("%d\t%d",a,b);
return ;
}
int swap(int *s,int *q)
{

if(*s==*q)
return;
*s^=*q;
*q^=*s;
*s^=*q;
return ;
}

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