rexchaoMay 5, 20201 min readLeetcode may challenge.Leetcode May challenge had officially started. It started on 5/1 so I'm a few days late, but I'll start doing that one. Unfortunately,...
rexchaoApr 18, 20202 min readLeetCode 30 day challenge #2Question prompt: Happy Number Write an algorithm to determine if a number n is "happy". A happy number is a number defined by the...
rexchaoApr 15, 20202 min readLeetCode 30day coding challenge #1 Single Number Given a non-empty array of integers, every element appears twice except for one. Find that single one. Note: Your algorithm...