星期和月份

package com.ibeve.demo;

public class IfTest {
    public static void main(String[] args) {
        // 需求1：根据用户定义的数值不同，打印对应的星期英文
        int num = 1;

        if (num == 1)
            System.out.println("monday");
        else if (num == 2)
            System.out.println("monday");
        else if (num == 3)
            System.out.println("monday");
        else if (num == 4)
            System.out.println("monday");
        else if (num == 5)
            System.out.println("monday");
        else if (num == 6)
            System.out.println("monday");
        else if (num == 7)
            System.out.println("monday");
        else
            System.out.println("nonono");

        // 需求2：根据用户指定的月份，打印该月份所属的季节
        // 3，4，5 春季 6，7，8 夏季 9，10，11 秋季 12，1，2 冬季

        int x = 3;

        if (x == 3 || x == 4 || x == 5)
            System.out.println(x + "春季");
        else if (x == 6 || x == 7 || x == 8)
            System.out.println(x + "夏季");
        else if (x == 9 || x == 10 || x == 11)
            System.out.println(x + "秋季");
        else if (x == 12 || x == 1 || x == 2)
            System.out.println(x + "冬季");
        else
            System.out.println(x + "月份不存在");

        if (x > 12 || x < 1)
            System.out.println(x + "月份不存在");
        else if (x >= 3 && x <= 5)
            System.out.println(x + "春季");
        else if (x >= 6 && x <= 8)
            System.out.println(x + "夏季");
        else if (x >= 9 && x <= 11)
            System.out.println(x + "秋季");
        else
            System.out.println(x + "冬季");

    }
}