Longest Substring Without Repeating Characters

PublishedAugust 1, 2025

•1 min read•View as Markdown

RedAurther

🧠 Problem

Given a string s, find the length of the longest substring without repeating characters.

🏷️ Tags

Hash Table,String,Sliding Window

📊 Difficulty

Medium

✅ Success Rate: 33%
📥 Submissions: 9,621,884
📈 Accepted: 3,175,843

❤️ Reactions

👍 Likes: 22941
👎 Dislikes: 1027

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🔁 Similar Questions

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