My solution of Algorithm in JS for next step to understand how to code in Front-end/Back-end with js. I also open a file to PHP solution.
Almost all the Leetcode training runs under https://www.programmercarl.com/ at Carl website. He offers us more details and how to think in Algorithm. In the folder Carl there are my solution (by myself) step by step from Array/LinkedList/HashTable/String/TwoPointers/Stack/ to Tree/Backtracking/DynamicProgramming/Greedy/ MonotonicStack.
Ok Lets go ahead!!!