Valid Parentheses C++ | Optimal O(n) Stack Solution | BLIND 75 LeetCode #20

Welcome to the Blind 75 Series! Today we'll be walking through LeetCode #20, Valid Parentheses

Problem Link: https://leetcode.com/problems/valid-parentheses/
Blind 75 Link: https://leetcode.com/problem-list/oizxjoit/

Timestamps:
00:00 - Problem/Example Walkthrough
02:30 - Intuition/Stack Explanation
06:34 - Using a Hash Table
10:24 - Coding the Solution
14:26 - Time/Space Complexity

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