Persona SDE Online Test: 4-Level System Design and Coding Challenge

4-Level System Design Coding. This is insane! I spent 1 hour and 30 minutes coding 4 levels, my keyboard is practically sparking, and I still can't finish... The original problem is on YouTube: https:

4-Level System Design Coding. This is insane! I spent 1 hour and 30 minutes coding 4 levels, my keyboard is practically sparking, and I still can't finish... The original problem is on YouTube: https://www.youtube.com/watch?v=dflijSS_AjI The original problem should be here: https://github.com/JesseZhuang/InCodeLearning-Python3/blob/1183e227ee377057c51ebed85e42e69a62c810f0/algorithm/ood/banking_system.py You can take a look; it probably looks like this in about 1 hour and 30 minutes. Please, kind passersby, give me some rice!