Naukri Job Category Root-to-Leaf Paths
Naukri Job Category Root-to-Leaf Paths
EasyTrees0% accepted
Naukri represents job categories as a binary tree where each path from root to leaf forms a job specialization string. Given a binary tree of integers, return all root-to-leaf paths as strings joined by '->'.
Approach
Return all root-to-leaf paths in a binary tree.
Input
5
1 2 3 -1 5 -1 -1
Output
["1->2->5","1->3"]
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