Serialize and Deserialize Binary Tree · Coding Interview Practice

Serialize and Deserialize Binary TreeDesign an algorithm to serialize a binary tree to a string and deserialize that string back to the tree.Constraints

The number of nodes is in the range [0, 10^4]

-1000 <= Node.val <= 1000

Examples

Input: root = [1,2,3,null,null,4,5] Output: [1,2,3,null,null,4,5]

Input: root = [] Output: []

Practise this challengeAll coding challenges

LetsDiscuss

Loading your session…