Stock Buy & Sell – Python DSA Trick to Maximize Profit 💰🔥

📈 Stock Buy and Sell – Max Profit DSA Problem Explained with Python!
In this video, we tackle the famous Stock Buy and Sell problem — a high-frequency coding interview question asked at Amazon, Google, Microsoft, and other top tech companies.

We’ll walk you through how to maximize profit from a single buy and sell, using both the brute-force and the optimized one-pass approach — all with crystal-clear logic and clean Python code.

👨‍💻 What You’ll Learn: ✅ Naive vs Optimized One-Pass Solution
✅ Track minimum prices and maximum profits efficiently
✅ Step-by-step dry run with clear visuals
✅ Python code with time & space complexity explained
✅ Edge case handling + common interview variations

🎯 Problem Tags: Arrays, Greedy, Sliding Window, Dynamic Programming
🧠 Difficulty: Easy to Medium
💻 Language: Python
📌 Asked In: Leetcode, GFG, FAANG Interviews

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