任务三扩展（升级版）

清疚 2022-06-14 08:08 147阅读 0赞

#include<iostream>
    
    using namespace std;
    
    class DateTime
    {
    public:
    	void set_datetime();
    	void show_datetime();
    
    private:
    	bool judge_year(int);
    	bool is_date(int, int, int, int, int, int);
    	int hour;
    	int minute;
    	int sec;
    	int day;
    	int month;
    	int year;
    };
    
    int main()
    {
    	DateTime t1;
    	DateTime &t2 = t1;
    	t1.set_datetime();
    	t2.show_datetime();
    
    	return 0;
    }
    
    void DateTime :: set_datetime()
    {
    	char c1, c2, c3, c4,c5;
    
    	cout << "请输入日期、时间（格式 yy.mm.dd.hh:mm:dd）";
    
    	while(1)
    	{
    		cin >> year >> c1 >> month >> c2 >> day >> c3 >> hour >> c4 >> minute >> c5 >> sec;
            //cin >> year >> month >> day >> hour >> minute >> sec;
    		if(c1 != '.' || c2 != '.' || c3 != '.' || c4 != ':' || c5 != ':')
    			cout << "格式不正确，请重新输入" << endl;
    		else if(!is_date(year, month, day, hour, minute, sec))
    			cout << "日期非法，请重新输入" << endl;
    		else 
    			break;
    	}
    }
    
    
    void DateTime :: show_datetime()
    {
    	cout << year << "年" << month << "月" << day << "日" << hour << "点" << minute << "分" << sec << "秒" << endl;
    }
    
    bool DateTime :: is_date(int y, int m, int d, int h, int mi, int s)
    {
    	if(y < 1 || m < 1 || m > 12 || d < 1 || d > 31 || h < 0 || h > 24 || mi < 0 || mi > 60 || s < 0 || s > 60)
    	{
    		return false;
    	}
    	else if(m == 2)
    	{
    		if(judge_year(y))
    		{
    			if(d > 29)return false;
    		}
    	    else
    		{
    			if(d > 28)return false;
    		}
    	}
    	else if(m == 4 || m == 6 || m == 9 || m == 11)
    	{
    		if(d > 30)return false;
    	}
    	return true;
    	
    }
    
    
    //定义判断是否为闰年的函数   
    bool DateTime :: judge_year(int year)  
    {  
     bool leap;  
     if(year % 4 == 0)  
     {  
      if(year % 100 == 0)  
      {  
       if(year % 400 == 0)  
        leap = true;  
       else leap = false;  
      }  
      else  
       leap = true;  
     }  
     else  
      leap = false;  
     return leap;  
    }

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[0_1330952435ms3U.gif]: /images/20220614/c902e761ad44489e9d8e431cfef9c48e.png