Binary Tree Paths

Given a binary tree, return all root-to-leaf paths. Note: A leaf is a node with no children. Example: Input: 1 / \ 2 3 \ 5 Output: ["1->2->5", "1->3"] Explanation: All root-to-leaf paths are: 1->2->5, 1->3 DFS Straight Forward Approach /** * Definition for a binary tree node. * public class TreeNode { * public int … Continue reading Binary Tree Paths