class Dt
  attr_accessor :year,:month,:day
  def initialize(y,m,d)
    @year = y
    @month = m
    @day = d
  end
  def to_print
    monthName = [0,"Jan","Feb","Mar","Apr",
			"May","Jun","Jul","Aug",
			"Sep","Oct","Nov","Dec"]
    monthName[@month]+" "+@day.to_s+", "+@year.to_s
  end
  def getYear
    @year
  end
  def getMonth
    @month
  end
  def getDay
    @day
  end
  def setYear(y)
    if y > 1868
      @year = y
    end
  end
  def setMonth(m)
    if 1 <= m && m <= 12
      @month = m
    end
  end
  def setDay(d)
    if 1 <= d && d <= 31
      @day = d
    end
  end
end