2096. Step-By-Step Directions From a Binary Tree Node to Another

LeetCodeStringTreeDepth-First SearchBinary TreeOpen on judge ↗

You are given the root of a binary tree with n nodes. Each node is uniquely assigned a value from 1 to n. You are also given an integer startValue representing the value of the start node s, and a different integer destValue representing the value of the destination node t. Find the shortest path starting from node s and ending at node t. Generate step-by-step directions of such path as a string

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solution.cppC++17

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