Leetcode 511. Game Play Analysis I
Given an Activity table of player logins, return each player’s earliest event_date as their first_login. This is solved by grouping by player_id and taking the minimum event_date per player.
Question Timeline
See when this question was last asked and where, including any notes left by other candidates.
All Regions
Hello Interview Premium
Your account is free and you can post anonymously if you choose.