Python笔记——输入某年某月某日,判断这一天是这一年的第几天答:name__ =='__main__':list1=[31,29,31,30,31,30,31,31,30,31,30,31]list2=[31,28,31,30,31,30,31,31,30,31,30,31]year=int(input('请输入年份:'))month=int(input('请输入月份:'))date=int(input('请输入日期:'))days=num(year,month,date)print('天数是:%d'%days)