1185-day-of-the-week.md

1185. Day of the Week - 一周中的第几天

给你一个日期，请你设计一个算法来判断它是对应一周中的哪一天。

输入为三个整数：day、month 和 year，分别表示日、月、年。

您返回的结果必须是这几个值中的一个 {"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"}。

 

示例 1：

输入：day = 31, month = 8, year = 2019
输出："Saturday"

示例 2：

输入：day = 18, month = 7, year = 1999
输出："Sunday"

示例 3：

输入：day = 15, month = 8, year = 1993
输出："Sunday"

 

提示：

• 给出的日期一定是在 1971 到 2100 年之间的有效日期。

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题目标签：Array

题目链接：LeetCode / LeetCode中国

题解

Language	Runtime	Memory
python3	32 ms	14 MB

from datetime import date

class Solution:
    def dayOfTheWeek(self, day: int, month: int, year: int) -> str:
        rs = ["Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday"]
        return rs[date(year, month, day).weekday()]