Created
September 10, 2019 00:26
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ISO 8601 palindrome dates with 4-digit years
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| import calendar | |
| for year in range(10000): | |
| year_string = '{:04d}'.format(year) | |
| month_day = year_string[::-1] | |
| month = int(month_day[0:2]) | |
| day = int(month_day[2:]) | |
| if 1 <= month <= 12: | |
| weekday, days_in_month = calendar.monthrange(year, month) | |
| if 1 <= day <= days_in_month: | |
| print('{}{:02d}{:02d}'.format(year_string, month, day)) |
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