C语言如何输入整数a和b，计算并输出a,b的和与差的和与差

C语言如何输入整数a和b，计算并输出a,b的和与差的和与差

int main()
{
    int a, b = 0;
    scanf("%d %d", &a, &b);
    printf("Sum:%d\n", a + b);
    printf("Difference:%d", a - b);

}