Java实现 输入年份月份求天数季节

package quqifanxing;

import java.util.Scanner;

public class Season {

public static void main(String[] args) {
	System.out.println("Please input a year:");
	Scanner sc=new Scanner(System.in);
	int year=sc.nextInt();
	System.out.println("Please input a month:");
	Scanner scc=new Scanner(System.in);
	int month=scc.nextInt();
	if(year%4==0&&year%100!=0||year%400==0) {
		System.out.println(year+"年闰年，有366天");
		if(month==2) {
			System.out.println(year+"年的"+month+"月有29天");
		}
		else if(month==1||month==3||month==5||month==7||month==8||month==10||month==12) {
			System.out.println(year+"年的"+month+"月有31天");
		}
		else {
			System.out.println(year+"年的"+month+"月有30天");
		}
	}
	else {
		System.out.println(year+"是平年，有365天");
		if(month==2) {
			System.out.println(year+"年的"+month+"月有28天");
		}
		else if(month==1||month==3||month==5||month==7||month==8||month==10||month==12) {
			System.out.println(year+"年的"+month+"月有31天");
		}
		else {
			System.out.println(year+"年的"+month+"月有30天");
		}
	}
	if(month>=3&&month<=5) {
		System.out.println(month+"月是春季");
	}
	else if(month>=6&&month<=8) {
		System.out.println(month+"月是夏季");
	}
	else if(month>=9&&month<=11) {
		System.out.println(month+"月是秋季");
	}
	else {
		System.out.println(month+"月是冬季");
	}
	
}

}