Watch 10 video solutions for Day of the Year, a easy level problem involving Math, String. This walkthrough by NeetCode has 2,927,632 views views. Want to try solving it yourself? Practice on FleetCode or read the detailed text solution.
Given a string date representing a Gregorian calendar date formatted as YYYY-MM-DD, return the day number of the year.
Example 1:
Input: date = "2019-01-09" Output: 9 Explanation: Given date is the 9th day of the year in 2019.
Example 2:
Input: date = "2019-02-10" Output: 41
Constraints:
date.length == 10date[4] == date[7] == '-', and all other date[i]'s are digitsdate represents a calendar date between Jan 1st, 1900 and Dec 31st, 2019.