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Number of Days Between Two Dates

Problem Statement​

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.

Leetcode Link

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.

Code​

Python Code
from datetime import date

class Solution:
    def daysBetweenDates(self, date1: str, date2: str) -> int:
        date1 = list(map(int, date1.split('-')))
        date2 = list(map(int, date2.split('-')))

        one = date(date1[0], date1[1], date1[2])
        two =  date(date2[0], date2[1], date2[2])
        delta = one - two

        return(abs(delta.days))