Binary Tree Paths Problem

Binary Tree Paths Problem — ExecCode Easy DSA Practice

Solve the Binary Tree Paths problem on ExecCode. Free online easy DSA practice in Arrays - Basics. Write and run code in Java, C++, Python — no signup required to run.

Problem description

Binary Tree Paths. DFS path strings. For Binary Tree Paths, focus on the exact input variables, return only the requested value, and preserve the required time complexity for the intended pattern.

Examples

Input root = [1, 2, 3, null, 5]; Output ["1->2->5", "1->3"]

Constraints

0 ≤ nodes ≤ 10^4

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