#include
int main(void)
{
int x, y, op;
printf("Enter first number: ");
scanf("%d", &x);
printf("Enter second number: ");
scanf("%d", &y);
printf("Enter 0 to add, 1 to multiply: ");
scanf("%d", &op);
if(op == 0)
printf("%d", x + y );
else
printf("%d", x * y );
return 0;
}