public class Date
{
    private int month;    //variable to store the month
    private int day;      //variable to store the day
    private int year;     //variable to store the year

   //sets all three fields to -1;
    public Date()
    {
        setMonth(-1);
        setDay(-1);
        setYear(-1);
    }

	//sets the values by invoking the setDate method
    public Date(int month, int day, int year)
    {
		setDate(month, day, year);
    }

    public void setDate(int month, int day, int year)
    {
        setMonth(month);
        setDay(day);
        setYear(year);
    }

	public void setDay(int d) {  day = d; }
	public void setMonth(int m) {  month = m; }
	public void setYear(int y) {  year = y; }

   public int getMonth()	{ return month; }
   public int getDay()     	{ return day; }
   public int getYear()		{ return year; }

    //Returns the date in the form mm-dd-yyyy
    public String toString()
    {
        return (month + "-" + day + "-" + year);
    }
}