Minimum Cost For Tickets | LeetCode | Recursive approach to Memoization

This question is from "August LeetCoding Challenge". Code: https://bit.ly/31AtaNf Do let me know what I need to improve guys :) Follow me on: Website: https://subhamraj.dev LinkedIn: https://www.linkedin.com/in/subhamraj/ Instagram: https://www.instagram.com/faxmachin3/ GitHub: https://github.com/FaxMachin3 (Song: Strawberry Kisses by Olivia Herdt)