leetCode 297 - Serialize and Deserialize Binary Tree | JSer - algorithm & JavaScript

You can find my solution on github: https://github.com/JSerZANP/leetCode_solutions/blob/main/297-serialize-and-deserialize-binary-tree.md Hi I'm a JavaScript engineer who is not good at algorithms, and currently practicing leetCode online. If you are interested, maybe we can learn together. #297 Serialize and Deserialize Binary Tree