【单选题】题目:输入某年某年某月某日,判断这一天是这一年的第几天? year = int(input('year:\n')) month = int(input('month:\n')) day = int(input('day:\n')) months = [0,31,59,90,120,151,181,212,243,273,304,334] if 0 2): sum1 += 1 print ('it...
A.
(year % 400 == 0) or ((year % 4 == 0) and (year % 100 != 0))
B.
(year % 400 = 0) or ((year % 4 = 0) and (year % 100 != 0))
C.
(year % 400 == 0) and ((year % 4 == 0) and (year % 100 != 0))
D.
(year % 400 == 0) and ((year % 4 == 0) or (year % 100 != 0))