java计算距离生日天数

输入生日的时间，计算距离生日的天数，可以输入多个人的生日，程序可以判断出谁的生日距现在最近。

其中现在的时间可以修改。

// 条件执行与不确定循环

package class_experiment_questions;

import java.util.Scanner;

public class birthday_countdown {
	
	public static void main(String[] args)
	{
		System.out.println("This programe compares two birthdays and displays which one is sonner.");
		System.out.println("Today is 2022/3/5,day #64 of the year.");
		System.out.println("Please enter the first person's month and date of birth,separate with space or line breaks.");
		int dayofyear1=DayOfYear();
		System.out.println("Please enter the second person's month and date of birth,separate with space or line breaks.");
		int dayofyear2=DayOfYear();
		if(dayofyear1<dayofyear2) 
		{
			System.out.println("the first person's birthday is sonner");
		}
		else if (dayofyear1>dayofyear2)
		{
			System.out.println("the second person's birthday is sonner");
		}
		else 
		{
			System.out.println("What a coincidence that your birthday is on the same day!");
		}
	}
	
	public static int DayOfYear()     // 计算用户输入日期是一年中的第几天
	{
		Scanner birthday = new Scanner(System.in);
		int mouth = birthday.nextInt();
		int day = birthday.nextInt();
		int[] days = {31,28,31,30,31,30,31,31,30,31,30,31}; 
		for(int i=0;i<mouth-1;i++) 
		{
			day += days[i];
		}
		if(day>=64) 
		{
			Double time_percent = (day-64)/3.65;
			System.out.println("Your next birthday is in "+day+" day(s).");
			System.out.println("That is "+time_percent+" percent of a year away.");
			return day;
		}
		else 
		{
			int time = 365+day;
			System.out.println("Your birthday in 2022 has passed!");
			System.out.println("You should still wait"+time+"days for your next birthday.");
			return time;
		}
	}

}