【leetcode】1360. Number of Days Between Two Dates
题目如下: Write a program to count the number of days between two dates. The two dates are given as strings, their format is YYYY-MM-DD as shown in the examples. Example 1: Input: date1 = "2019-06-29", date2 = "2019-06-30" Output: 1 Example 2: Input: date1 = "2020-01-15", date2 = "2019-12-31" Output: 15 Constraints: The given dates are valid dates between the years 1971 and 2100 . 解题思路: 我直接用的python的库求解的。 代码如下: class Solution(object): def daysBetweenDates(self, date1, date2): """ :type date1: str :type date2: str :rtype: int """ import datetime d1 = datetime.datetime.strptime(date1, '%Y-%m-%d') d2