3. Longest Substring Without Repeating Characters
Problem:Given a string s, find the length of the longest substring without repeating characters. Example: 🔥 Best Approach (HashMap Jump Optimization) Instead of removing one by one,jump left directly to the correct position. ⚙️ Algorithm 💻 C++ Optimal Solution 🔍 Dry Run Input: right char left window ans 0 a 0 a 1 1 b…
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