1. You are given a partially written GenericTree class. 2. You are required to complete the body of height function. The function is expected to find the height of tree. Depth of a node is defined as the number of edges it is away from the root (depth of root is 0). Height of a tree is defined as depth of deepest node. 3. Input and Output is managed for you.
Input Format
Input is managed for you
Output Format
Output is managed for you
Constraints
None
Notice
Try First, Check Solution later
1. You should first read the question and watch the question video.2. Think of a solution approach, then try and submit the question on editor tab.3. We strongly advise you to watch the solution video for prescribed approach.Example
Input
12 10 20 -1 30 50 -1 60 -1 -1 40 -1 -1
Output
2