# encoding: utf-8
# Python 3.6.0
def getdays():
year=input("输入年份:")
month=input("输入月份:")
if year=="" or month==""or year.isdigit()==False or month.isdigit()==False:
return "输入非法"
m=[31,28,31,30,31,30,31,31,30,31,30,31]
if int(year)%4==0 and int(year)%100!=0 or int(year)%400==0:
m[1]=29
return "{0}年{1}月有{2}天".format(year, month, m[int(month)-1])
print(getdays())