#include <stdio.h>
void Swap(int *a,int *b)
{
int op;
op=*a;
*a=*b;
*b=op;
}
int main()
{
int a,b;
scanf("a=%d,b=%d",&a,&b);
Swap(&a,&b);
printf("a=%d,b=%d",a,b);
return 0;
}

#include <stdio.h>
void Swap(int *a,int *b)
{
int op;
op=*a;
*a=*b;
*b=op;
}
int main()
{
int a,b;
scanf("a=%d,b=%d",&a,&b);
Swap(&a,&b);
printf("a=%d,b=%d",a,b);
return 0;
}