**6.32: (imprimir calendario )el ejrcicio 4.21 usa la congruencia de zeller para calcular el dia de la semana . simplifique le listado 6.13 , printcalender.py , usando el algoritmo de zeller.

def print_month_calendar(month,day,year):
    def leap_year(year):
        if year % 400 == 0:
            return True
        if year % 100 == 0:
            return False
        if year % 4 == 0:
            return True
        else:
            return False
    
    def m_days(month):
        
        if month == 2:
            if leap_year(year):
                return 29
            else:
                return 28
        elif month == 9 or month == 4 or month == 6 or month == 11:
            return 30
        else:
            return 31
        
    def print_day_name(number):
        if number == 0:
            print("Sunday",end="")
        if number == 1:
            print("Monday",end="")
        if number == 2:
            print("Tuesday",end="")
        if number == 3:
            print("Wednesday",end="")
        if number == 4:
            print("Thursday",end="")
        if number == 5:
            print("Friday",