# 用户输入八位日期date = input('请输入八位年月日(如20180405):')# 分割年月日day = int(date[-2:])month = int(date[4:6])year = int(date[:4])print(year, month, day)# 定义闰年开关if year % 4 == 0 and year % 100 != 100 or year % 400 == 0: print('%d年是闰年' % year) isRunNian = Trueelse: print('%d不是闰年' % year) isRunNian = False# 判断是否是闰年if isRunNian: # 判断月 if month in [x for x in range(1, 13)]: monthmaxd = [0, 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31] # 判断日 if day <= monthmaxd[month]: print('有效日期') else: print('不是有效日期,日错误') else: print('不是有效日期,月错误')else: # 判断月 if month in [x for x in range(1, 13)]: monthmaxd = [0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31] # 判断日 if day <= monthmaxd[month]: print('有效日期') else: print('不是有效日期,日错误') else: print('不是有效日期,月错误')
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