LeetCode 394 Explained | Decode String Using Stack (Balanced String Approach)
Автор: Asmita Mhetre
Загружено: 2026-01-02
Просмотров: 60
In this video, I have explained LeetCode 394. Decode String using a stack-based balanced string approach.
We break down the problem step by step and understand how numbers, brackets, and characters work together to form the decoded string. This approach is intuitive, interview-friendly, and easy to implement in C++.
🔹 Topics covered:
1. How decoding works using balanced brackets
2. Why stack is the best data structure for this problem
3. Step-by-step dry run with examples like 3[a2[c]]
4. Time and space complexity
This explanation is perfect for:
✔ DSA beginners
✔ LeetCode practice
✔ Interview preparation
✔ Stack & string problems
🔗 Stay connected with me:
LinkedIn: / asmitamhetre3183
LeetCode: https://leetcode.com/u/asmita3183/
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#LeetCode394 #DecodeString #StackDSA #BalancedBrackets #LeetCodeExplanation #DSA #CPlusPlus #InterviewPreparation #CodingProblems
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