Leetcode 316: Remove Duplicate Letters in Telugu | Greedy + Stack Approach | Python DSA | srkcodes
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Welcome to srkcodes, the hub for Telugu coding tutorials, Leetcode solutions, and Python programming for interviews. In this video, we solve Leetcode Problem #316: Remove Duplicate Letters, a tricky DSA interview question that combines Greedy Algorithm and Stack techniques.
🔍 What You’ll Learn Today:
1️ ⃣ Greedy Approach – Learn how to make optimal choices to build the smallest lexicographical string.
2️ ⃣ Stack Technique – Understand how stacks help manage character order while ensuring uniqueness.
This is a must-practice Leetcode solution for DSA preparation, as it tests both algorithm problem solving and Python programming for interviews.
👨 💻 Why Watch This Video?
Strengthen your DSA preparation with advanced yet simple-to-follow concepts.
Learn Python programming for interviews in Telugu, explained step by step.
Gain confidence in solving coding interview questions with Leetcode solutions.
Improve your tech career prep by mastering Greedy + Stack techniques.
💡 Key Takeaways:
How to balance Greedy choice with Stack operations in solving coding problems.
Understand time and space complexity for interview-level problem solving.
Apply these concepts to real-world coding interviews with confidence.
💬 Got doubts or alternative solutions? Share your approach in the comments below – let’s grow together!
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🔗 External Study Resources for Deep Dive:
📝 Problem discussed in the video ➡ https://leetcode.com/problems/remove-duplicate-letters/description/...
📚 Topic's ⬇ ️ https://www.geeksforgeeks.org/competitive-programming/prefix-function-and-kmp-algorithm-for-competitive-programming/ti..https://medium.com/@eyasir2047/string-matching-with-hashing-45b35db4f1a4ing https://www.geeksforgeeks.org/dsa/z-algorithm-linear-time-pattern-searching-algorithm/-a...
💡 LeetCode problemhttps://leetcode.com/problem-list/9idenloe//9id...