In this quick video, we crack a classic LeetCode string problem: Reverse Words in a String – where you're given a string s, and the goal is to reverse the order of words without extra spaces.
We break it down step-by-step using an efficient C++ approach involving trimming, splitting, and reversing words for a clean and optimal solution.
🔍 What you’ll learn in this video:
1. How to remove extra spaces from a string
2. Split a string into words using stringstream
3. Reverse the word list using STL
4. Reconstruct the final string cleanly
👨💻 Code Language: C++
🕒 Time Complexity: O(N)
📦 Space Complexity: O(N)
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Reverse Words in a String 👨💻 | Under 10 Minutes | 🕒 Time Complexity: O(N) | C++ | LeetCode Solution | NatokHD