杭电2005（第几天？）java字符串水过

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1、split的应用：将字符串以某某字符为界划分为多个字符串

2、面向对象的编程

1985/1/20
2006/3/12

20
71

import java.util.*;
class MyDate{
	int year ,month,day;
	int[] months={0,31,0,31,30,31,30,31,31,30,31,30};
	public MyDate(String str){
		this.set(str);
	}
	public void set(String str){
		String[] s=str.split("/");
		this.year=Integer.parseInt(s[0]);
		this.month=Integer.parseInt(s[1]);
		this.day=Integer.parseInt(s[2]);
	}
	public boolean isLeapYear(){
		return year%400==0||year%4==0&&year%100!=0;
	}
	public int daysOfYear(){
		if(isLeapYear()){
			this.months[2]=29;
		}else{
			this.months[2]=28;
		}
		int sum=0;
		for(int i=1;i<this.month;i++){
			sum+=months[i];
		}
		return sum+this.day;
	}
}
class Main{
	public static void main(String[] args){
		Scanner sc=new Scanner(System.in);
		while(sc.hasNext()){
			String str=sc.next();
			MyDate d=new MyDate(str);
			System.out.println(d.daysOfYear());
		}
	}
}

杭电2005（第几天？）java字符串水过

原文：http://blog.csdn.net/u011479875/article/details/45078609