Binary tree at least 2 path sum same

Feb. 6, 2018

Introduction

I spent 20 minutes to review the post on code review, and then I wrote the solution based on the review. Here is the code review link, I asked the question over one month ago.

Code practice

Here is the C# code integrated with all the reviews. I use the algorithm to warm up recursive function and think about using it in anonymous interview in short future.