#include <stdio.h>
int main( )
{
int a, b, temp;
clrscr();
b=(a = 100, a + 200);
printf("Before swapping a = %d and b = %d \n",a,b);
temp = a;
a = b;
b = temp;
printf(" After swapping a = %d and b = %d ",a,b);
getch();

}