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3.4.1.8.py
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3.4.1.8.py
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#4.3.1.8
def is_year_leap(year):
if year < 1582:
return False
elif year %4 != 0:
return False
elif year %100 != 0:
return True
elif year %400 != 0:
return False
else:
return True
def days_in_month(year, month):
month_days=[31,28,31,30,31,30,31,31,30,31,30,31]
if is_year_leap(year) and month == 2:
return 29
else:
return month_days[month - 1]
def day_of_year(year, month, day):
if year < 1582:
return None
if month > 12 or month<1:
return None
if day > days_in_month(year,month) or day < 1:
return None
total_days = day
month -= 1
while month > 0:
total_days += days_in_month(year, month)
month -= 1
return total_days
def num_input(var):
while True:
if var==1:
var=input("Enter the year:")
elif var==2:
var=input("Enter the month:")
else:
var=input("Enter the year:")
if var.isnumeric():
print(var)
var=int(var)
break
return var
rok=num_input(1)
mies=num_input(2)
dzien=num_input(3)
#rok=int(input("Enter the :"))
#mies=int(input("Enter the :"))
#dzien=int(input("Enter the :"))
print(day_of_year(rok,mies,dzien))