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