java--switch判断

package test_1027;

import java.util.Scanner;

public class test {

public static void main(String[] args) {
	// TODO Auto-generated method stub
	//System.out.println("a");
	
	Scanner sc = new Scanner(System.in);
	System.out.println("please:");
	int a= sc.nextInt();
	switch (a) {
		case 1:
		case 2:
		case 3:
			System.out.println("Spring");
			break;
		case 4:
		case 5:
		case 6:
			System.out.println("Summer");
			break;
		case 7:
		case 8:
		case 9:
			System.out.println("Autumn");
			break;
		case 10:
		case 11:
		case 12:
			System.out.println("Winter");
			break;
		default :
			System.out.println("ERROR");
	}
}