题解 | #简单运算#

#include <iostream>
using namespace std;

int main() {

    // 四则运算
    int a, b;
    cin >> a >> b;
    if (1 <= a <= 9999 && 1 <= b <= 9999 && a > b)
        cout << a+b <<" "<< a-b <<" "<< a*b <<" "<< a/b << " "<< a % b;
    if (1 <= a <= 9999 && 1 <= b <= 9999 && a < b)
        cout << a+b <<" "<< b-a <<" "<< a*b <<" "<< b/a <<" "<< b % a;
    return 0;
}