#判斷是否是閏年函數(shù)
def?judge_leap_year（year）:
????if?year%4==0?and?year%100!=0?or?year%400==0:
????????return?1
????else:
????????return?0
#判斷月份天數(shù)函數(shù)
def?judge_month_days（monthyear）:
????res=judge_leap_year（year）
????if?month?in?[135781012]:
????????return?31
????elif?month==2:
????????if?res==1:
????????????return?29
????????else:
????????????return?28
????else:
????????return?30
#計(jì)算用戶輸入年份距1991年1月1日的天數(shù)
def?add_days（year）:
????days=0
????for?i?in?range?（1900year）:
????????days=?days+337+judge_month_days（2i）
????????i+=1
????return?days
#計(jì)算輸入月距輸入年份的1.1有多少天
def?add_now_year_days（monthyear）:
????day=0
????for?i?in?range（1month）:
????????res=judge_month