To understand the question....

Code:

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class Date
{ //data
public:
        Date(int =1,int=1,int=1900);//default constructor
       
        Date &setDate(int,int,int);               
        Date &setMonth(int); //set month
        Date &setDay(int); //set day
        Date &setYear(int); //set year

        int getMonth() const;
        int getDay() const;
        int getYear() const;
        void print() const; 
       

protected:
        int month;
        int day;
        int year;

       

  //data

};
       
///////////////////////////////////////////////////////////////////////////

        // Date constructor with range checking
        Date::Date(int m, int d, int y)       
        {
                month= (m > 0 && m<=12)? m:1;
                day=(d>=1 && y<=31)?y:1;
                year=(y>=1900 && y <2500)? y:1900;
        }
       
       
       
        Date &Date::setDate(int m,int d,int y)
        {
                month= (m > 0 && m<=12)? m:1;
                day=(d>=1 && d<=31)?d:1;
                year=(y>=1900 && y <2500)? y: 1900;
                return *this;
        }

        //Set function
        Date &Date::setMonth(int m)
        {
                month=(m > 0 && m<=12)? m:1;
                return *this; //enables chaining
        }

        Date &Date::setDay(int d)
        {
                day=(d>=1 && d<=31)?d:1;
                return *this; //enables chaining
        }

        Date &Date::setYear(int y)
        {
                year=(y>=1900 && y <2500)? y: 1900;
                return *this; //enables chaining
        }

        //Get function
        int Date::getMonth() const
        { return month; }

        int Date::getDay() const
        { return day;}

        int Date::getYear() const
        { return year;}

        //Display print function
        void Date::print() const
        {
                cout<<month<<" "<< day<<" " << year<<"\n";
        }

//Just give me brief explaination and ideas.. to do.these .Thanks       
//A method that takes two dates as arguments
//and return true(or 1)provided the first date
//occurs before the second date else return false(or 0)

        //class earlier:public Date
        //just tell me what should i do ?
              //do i need to get user keyin for two dates?
       
//A method  Christmas which given a date, should return
//the number of days until the next Christmas day(December,25)
       
       
        //class christmas:public Date
        //just tell me what should i do?

//Given two date,return no. of days between the given two dates.
//For e.g. daysBetween(Date(12,4,1970),Date(22,4,1970) is 10.
//The program should cope with dates having different months.
       
       
        //class Compare:public Date
        //just tell me what should i do...?
//////////////////////////////////////////////////////////////////       
main()
{
        Date d1;
        d1.setMonth(07).setDay(27).setYear(1982);
        cout<<"Henry Birthday: ";
        d1.print();
       
                return 0;
}

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