import java.util.Scanner;
public class QuestionOne {
private static boolean start;
public static void main(String[] args) {
boolean really=true;
Scanner sc=new Scanner(System.in);
while(really=true){
boolean temp=true;
int num=0;
start:
while(temp==true){
System.out.print("请输入要查询的月份:");
num=sc.nextInt();
if(num>12 ||num<1){
System.out.println("你输入的月份错误,请重新输入");
continue;
}
temp=false;
}
int dayOfMonth = 0;
switch (num) {
case 1:
dayOfMonth=31;
break;
case 2:
dayOfMonth=28;
break;
case 3:
dayOfMonth=31;
break;
case 4:
dayOfMonth=30;
break;
case 5:
dayOfMonth=31;
break;
case 6:
dayOfMonth=30;
break;
case 7:
dayOfMonth=31;
break;
case 8:
dayOfMonth=31;
break;
case 9:
dayOfMonth=30;
break;
case 10:
dayOfMonth=31;
break;
case 11:
dayOfMonth=30;
break;
case 12:
dayOfMonth=31;
break;
default:
break;
}
if(num==2){
System.out.println("'"+num+"'月对应的天数是:'"+dayOfMonth+"'或者29");
}
else{
System.out.println("'"+num+"'月对应的天数是:'"+dayOfMonth+"'");
}
System.out.println("C为继续,其余任意键退出!");
String t=sc.next();
if(t!="c"){
really=false;
}
}
}
}//(楼主如果需要判断闰年的话给发个悄悄话,这是为2月准备的)
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