import java.util.Scanner;
public class Liuhanxiao3{
public static void main(String[] args){
int month;
//boolean a;
Scanner sc=new Scanner(System.in);
//Scanner sx=new Scanner(System.in);
System.out.print("请输入一个1到12的值:");
//System.out.print("请输入是否为闰年:");
month=sc.nextInt;
//a=sx.nextBoolean;
switch(month){
case 1:
System.out.println("一月份为31天");
break;
case 2:
System.out.println("二月份为28天");
break;
case 3:
System.out.println("三月份为31天");
break;
case 4:
System.out.println("四月份为30天");
break;
case 5:
System.out.println("五月份为31天");
break;
case 6:
System.out.println("六月份为30天");
break;
case 7:
System.out.println("七月份为31天");
break;
case 8:
System.out.println("八月份为31天");
break;
case 9:
System.out.println("九月份为30天");
break;
case 10:
System.out.println("十月份为31天");
break;
case 11:
System.out.println("十一月份为30天");
break;
case 12:
System.out.println("十二月份为31天");
break;
}
}
}
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