public static void main(String[] args) {
	Scanner scanner=new Scanner(System.in);
	try {
		
	System.out.print("请输入月份");
	switch (scanner.nextInt()) {
	case 12:
	case 1:
	case 2:
		System.out.println("冬天");
		break;
	case 3:
	case 4:
	case 5:
		System.out.println("春天");
		break;
	case 6:
	case 7:
	case 8:
		System.out.println("夏天");
		break;
	case 9:
	case 10:
	case 11:
		System.out.println("秋天");
		break;

	default:
		System.out.println("一年只有十二个月份！！！");
		break;
	}
	} catch (Exception e) {
		System.out.println("请输入有效数字！！！");
	}
}

package cc;

import java.util.Scanner;

public class day {
	public static void main(String[] args) {
		Scanner y = new Scanner(System.in);
		System.out.println("输入月份:");
		int month = y.nextInt();
		switch (month) {
		case 12, 1, 2:
			System.out.println("冬");
			break;

		case 3, 4, 5:
			System.out.println("春");
			break;
		case 6, 7, 8:
			System.out.println("夏");
			break;
		case 9, 10, 11:
			System.out.println("秋");
			break;
			default:
				System.out.println("第五季");
		}
	}
}

package test;

import java.util.Scanner;

public class jijiepanduan {
	public static void main(String[] args) {
		Scanner yuefen=new Scanner(System.in);
		System.out.println("输入当前月份");
		int a=yuefen.nextInt();
		switch(a)
		{
		case 1:
		case 2:
		case 3:
			System.out.println("当前是春季");
			break;
		case 4:
		case 5:
		case 6:
			System.out.println("当前是夏季");
		break;
		case 7:
		case 8:
		case 9:
			System.out.println("当前是秋季");
		break;
		case 10:
		case 11:
		case 12:
			System.out.println("当前是冬季");
			break;
		default:
			System.out.println("这是个什么鬼");
				
		}
}
}

static void season(int month) {
		int month1 = (month+2)/3;
	switch(month1) {
	
	case 1 : System.out.println("春天");break;
	case 2 : System.out.println("夏天");break;
	case 3 : System.out.println("秋天");break;
	case 4 : System.out.println("冬天");break;
	default : System.out.println("请输入合法数据");
	
	}

import java.util.Scanner;

public class Item {
	public static void main(String[] args) {
		System.out.println("请输入判断的月份？");
		Scanner m = new Scanner(System.in);
		int a = m.nextInt();
		switch (a) {
		case 1:
		case 2:
		case 3:
			System.out.println("春季");
			break;
		case 4:
		case 5:
		case 6:
			System.out.println("summer");
			break;
		case 7:
		case 8:
		case 9:
			System.out.println("秋季");
			break;
		case 10:
		case 11:
		case 12:
			System.out.println("冬季");
			break;
		default:
			System.out.println("输入错误");
			break;
		}
			
	}
}

public class test01 {

	static void getSeason(int season) {
		int temp;
		if(0<season&&season<=12) {
			season-=1;
			temp=season/3;
			switch(temp) {
			case 0:
				if(season==0)
					System.out.println("冬天");
				else
					System.out.println("春天");
				break;
			case 1:
				System.out.println("夏天");
				break;
			case 2:
				System.out.println("秋天");
				break;
			case 3:
				System.out.println("冬天");
				break;
			}
		}
		else
			System.out.println("输入格式错误！");
	}
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner in=new Scanner(System.in);
		System.out.println("请输入月份：");
		int month=in.nextInt();
		getSeason(month);
	}
}

public static void main(String[] args) {

        //判断是不是一个闰年
        Scanner s = new Scanner(System.in);

        System.out.println("请输入月份：");

        int m = s.nextInt();
        switch (m) {
            case 1:
            case 2:
            case 3:
                System.out.println(m + "是春季");
                break;
            case 4:
            case 5:
            case 6:
                System.out.println(m + "是夏季");
                break;
            case 7:
            case 8:
            case 9:
                System.out.println(m + "是秋季");
                break;
            case 10:
            case 11:
            case 12:
                System.out.println(m + "是冬季");
                break;
            default:
                System.out.println("输入的参数有误!");

        }

    }

int k = s.nextInt();
       switch(k) {
       case 1: case 2: case 3 : 
    	   System.out.println("春天");
    	   break;
       case 4: case 5: case 6:
    	   System.out.println("夏天");
    	   break;
       case 7: case 8: case 9:
    	   System.out.println("秋天");
    	   break;
       case 10: case 11: case 12:
    	   System.out.println("冬天");
    	   break;
       default:
    		System.out.println("???");
    		break;
       
       }

import java.util.Scanner;

public class Test_Season {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		System.out.println("请输入月份：");
		int m = sc.nextInt();
		switch (m) {
		case 12:
		case 1:
		case 2:
			System.out.println("冬季");
			break;
			
		case 3:
		case 4:
		case 5:
			System.out.println("春季");
			break;
			
		case 6:
		case 7:
		case 8:
			System.out.println("夏季");
			break;
			
		case 9:
		case 10:
		case 11:
			System.err.println("秋季");
			break;
		}
	}
}

public class BMI{
	public static void main(String args[]) {
		System.out.println("请输入月份:");
		Scanner s = new Scanner(System.in);
		int month = s.nextInt();
		switch(month) {
		case 3:
		case 4:
		case 5:
			System.out.println("现在是春季");
		break;
		case 6:
		case 7:
		case 8:
			System.out.println("现在是夏季");
		break;
		case 9:
		case 10:
		case 11:
			System.out.println("现在是秋季");
		break;
		case 12:
		case 1:
		case 2:
			System.out.println("现在是冬季");
		}
	}
}

import java.util.Scanner;
public class helloworld{
	public static void main(String[] args) {
		System.out.println("please input a month");
		Scanner a = new Scanner(System.in);
		int i = a.nextInt();
		switch((i/3)+1) {
		case 1:
			System.out.println("This is spring");
			break;
		case 2:
			System.out.println("This is summer");
			break;
		case 3:
			System.out.println("This is fall/autumn");
			break;
		case 4:
			System.out.println("This is winter");
			break;
		default: 
			System.out.println("这是什么鬼月份┏┛┗┓...(((m -__-)m");
		}
		
	}
}

import java.util.Scanner;
public class 用switch判断季节 {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        System.out.println("请输入月份：");
        int month = in.nextInt();
        switch (month) {
            case 3:
            case 4:
            case 5:
                System.out.println("现在是春天");
                break;
            case 6:
            case 7:
            case 8:
                System.out.println("现在是夏天");
                break;
            case 9:
            case 10:
            case 11:
                System.out.println("现在是秋天");
                break;
            case 12:
            case 1:
            case 2:
                System.out.println("现在是冬天");
                break;
            default:
                System.out.println("这个不归我管");
        }
    }
}

import java.util.Scanner;

public class Demo {
    public static void main(String[] args) {
        Scanner s = new Scanner(System.in);
        System.out.println("请输入要判断的月份：");
        int month = s.nextInt();
        switch (month) {
            case 1 :
            case 2 :
            case 3 :
                System.out.println("春天");
                break;
            case 4:
            case 5:
            case 6 :
                System.out.println("夏天");
                break;
            case 7:
            case 8 :
            case 9:
                System.out.println("秋天");
                break;
            case 10:
            case 11:
            case 12:
                System.out.println("冬天");
                break;
            default:
                System.out.println("输入有误");
        }
    }
}

Scanner scanner2 = new Scanner(System.in);
		System.out.println("请输入一个月份：");
		int month = scanner.nextInt();
		
		switch (month) {
		case 1:
			System.out.println("一月份");
			break;
		case 2:
			System.out.println("2月份");
			break;
		case 3:
			System.out.println("3月份");
			break;
		case 4:
			System.out.println("4月份");
			break;
		case 5:
			System.out.println("5月份");
			break;
		case 6:
			System.out.println("6月份");
			break;
		case 7:
			System.out.println("7月份");
			break;
		case 8:
			System.out.println("8月份");
			break;
		case 9:
			System.out.println("9月份");
			break;
		case 10:
			System.out.println("10月份");
			break;
		case 11:
			System.out.println("11月份");
			break;
		case 12:
			System.out.println("12月份");
			break;
		}

import java.util.Scanner;

public class Test {
    public static void main(String[] args) {
		
		Scanner s = new Scanner(System.in);
		System.out.println("请输入月份");
		int month = s.nextInt();
		
		if(month < 1 || month > 12){
			System.out.println("错误！请输入1-12之间的整数");
			return;
		}
		switch(month){
			case 2:
			case 3:
			case 4:
				System.out.println("春天");
				break;
			case 5:
			case 6:
			case 7:
				System.out.println("夏天");
				break;
			case 8:
			case 9:
			case 10:
				System.out.println("秋天");
				break;
			default:
				System.out.println("冬天");
				break;
		}
	}
}

public static void main(String[] args) {
		
		Scanner s=new Scanner(System.in);
		int i=s.nextInt();
		
		switch(i)
		{
		case 1:;
		case 2:;
		case 3:System.out.println("春天");break;
		case 4:;
		case 5:;
		case 6:System.out.println("夏天");break;
		case 7:;
		case 8:;
		case 9:System.out.println("秋天");break;
		case 10:;
		case 11:;
		case 12:System.out.println("冬天");break;
		}
	}

// 练习-季节
	public static void 季节() {
		System.out.println("=== 季节 ===");
		Scanner sc = new Scanner(System.in);
		System.out.println("请输入当前季节：");
		int season = sc.nextInt();
		switch (season) {
		case 1:
			System.out.println(season + "冬季");
			break;
		case 2:
			System.out.println(season + "冬季");
			break;
		case 3:
			System.out.println(season + "春季");
			break;
		case 4:
			System.out.println(season + "春季");
			break;
		case 5:
			System.out.println(season + "春季");
			break;
		case 6:
			System.out.println(season + "夏季");
			break;
		case 7:
			System.out.println(season + "夏季");
			break;
		case 8:
			System.out.println(season + "夏季");
			break;
		case 9:
			System.out.println(season + "秋季");
			break;
		case 10:
			System.out.println(season + "秋季");
			break;
		case 11:
			System.out.println(season + "秋季");
			break;
		case 12:
			System.out.println(season + "冬季");
			break;
		default:
			break;
		}
	}

System.out.println("请输入月份");
		int a = scan.nextInt();
		switch (a) {
		case 1:
			System.out.println("冬天");
			break;
		case 2:
			System.out.println("冬天");
			break;
		case 3:
			System.out.println("冬天");
			break;
		case 4:
			System.out.println("春天");
			break;
		case 5:
			System.out.println("春天");
			break;
		case 6:
			System.out.println("春天");
			break;
		case 7:
			System.out.println("夏天");
			break;
		case 8:
			System.out.println("夏天");
			break;
		case 9:
			System.out.println("秋天");
			break;
		case 10:
			System.out.println("秋天");
			break;
		case 11:
			System.out.println("冬天");
			break;
		case 12:
			System.out.println("冬天");

			break;

		default:
			System.out.println("什么鬼");
			break;

Scanner s = new Scanner(System.in);
    	System.out.println("请输入月份:");
    	int month=s.nextInt();
    	int season=1+month/3;
    	switch (season) {
		case 1:
			System.out.println("春天");
			break;
		case 2:
			System.out.println("夏天");
			break;
		case 3:
			System.out.println("秋天");
			break;
		case 4:
			System.out.println("冬天");
			break;
		default:
			System.out.println("你特么在搞笑吧");
			break;
		}

Scanner s=new Scanner(System.in);
		System.out.println("请输入一个数字");
		int month=s.nextInt();
		
		switch(month) {
		case 1:
		
		case 2:
			
		case 3:
			System.out.println("现在是春季");
			break;
		case 4:
			
		case 5:
			
		case 6:
			System.out.println("现在是夏季");
			break;
		case 7:
		case 8:
		case 9:
			System.out.println("现在是秋季");
			break;
		case 10:
		case 11:
		case 12:
			System.out.println("现在是冬季");
			break;
			default:
				System.out.println("输入有误");
		}
	}
}

package pack;

import java.util.Scanner;

public class Season {
    int season;
    public static void main(String[] args){
        Season season = new Season();
        season.judgeSeason();
    }

    int getSeason(){
        System.out.println("属于需要判断的季节");//1为春季，2为夏季，3为秋季，4为冬季
        Scanner reader = new Scanner(System.in);
        season= reader.nextInt();
        reader.close();
        return season;
    }

    void judgeSeason(){
        getSeason();
        switch (season){
            case 1:
                System.out.println("春季");
                break;
            case 2:
                System.out.println("夏季");
                break;
            case 3:
                System.out.println("秋季");
                break;
            case 4:
                System.out.println("冬季");
            default:
                System.out.println("输错了吧？");

        }
    }
}

System.out.println("请输入月份：");
		int day = input.nextInt();
		switch (day) {
		case 1:
		case 2:
		case 12:
			System.out.println("冬天");
			break;
		case 3:
		case 4:
		case 5:
			System.out.println("春天");
			break;
		case 6:
		case 7:
		case 8:
			System.out.println("夏天");
			break;
		case 9:
		case 10:
		case 11:
			System.out.println("秋天");
			break;
		default:
			System.out.println("输入有误，请重新输入1-12月份");
			break;
		}

		System.out.println("3-5该季节为：春天");
		System.out.println("6-8该季节为：夏天");
		System.out.println("9-11该季节为：秋天");
		System.out.println("12-2该季节为：冬天");
	}