题解 | #简单运算#

import java.util.Scanner;

// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int a = in.nextInt();
        int b = in.nextInt();
        int temp = 0;
        if (a < b) {
            temp = a;
            a = b;
            b = temp;
        }
        System.out.print(a + b + " ");
        System.out.print(a - b + " ");
        System.out.print(a * b + " ");
        System.out.print(a / b + " ");
        System.out.print(a % b + " ");
    }
}