using System;

public class Date

{

    private int day;

    private int month;

    private int year;

    public Date(int day, int month, int year)

    {

    this.day = day;

    this.month = month;

    this.year = year;

    }

    public int get_day()

    {return this.day;}

    public int get_month()

    {return this.month;}

    public int get_year()

    {return this.year;}

​

    public double CompareTo(Date other)

    {

    int sum1 = this.year*365+this.month*30+this.day;

    int sum2 = other.year*365+other.month*30+other.day;

    if (sum1>sum2)

        return 1;

    else if (sum1==sum2)

        return 0;       

    else 

        return -1;

    }

    public void SetYear(int yearToSet)

    {this.year=yearToSet;}

    public void SetMonth(int monthToSet)

    {this.month=monthToSet;}

    public void SetDay(int dayToSet)

    {this.day=dayToSet;}

    public override string ToString()

    {return(this.day+"."+this.month+"."+this.year);}

​

}

​