java基础_从控制台输入年份月份,打印该月有多少天

时间:2022-01-30 12:59:04
/*
从控制台输入年份月份,打印该月有多少天?(区分平年与闰年的2月)
*/
import java.util.Scanner;

public class TianShu {

public static void main(String[] args) {
// TODO Auto-generated method stub
int year;
int month;
Scanner sc=new Scanner(System.in);
System.out.println("请输入年份:");
year=sc.nextInt();
System.out.println("请输入月份:");
month=sc.nextInt();

if(month==1||month==3||month==5||month==7||month==8||month==10||month==12)
{
System.out.println(year+"年"+month+"月有31天");
}
if(month==4||month==6||month==9||month==11)
{
System.out.println(year+"年"+month+"月有30天");
}
if(month==2)
{
if((year%400==0)||(year%4==0&&year%100!=0))
{
System.out.println(year+"年"+month+"月有29天");
}
else
System.out.println(year+"年"+month+"月有28天");

}


}

}