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LeetCode 739 | Daily Temperatures |Monotonic Stack | MAANG Preparation

LeetCode 739 – Daily Temperatures | Monotonic Stack Tutorial (Python, Java, C++)
Are you stuck on LeetCode 739? In this video, I walk you through the *Daily Temperatures* problem from LeetCode in-depth, explaining how a *monotonic stack* delivers an efficient O(n) solution. Whether you're preparing for interviews or brushing up your data structures, this tutorial covers:

• Problem breakdown: what "daily temperatures" asks you to calculate.
• Intuition: why we use a monotonic stack and how we traverse the array efficiently.
• Code walkthrough in Python (plus tips for Java & C++).
• Time and space complexity analysis.
• Common mistakes: wrong comparison operators, pushing values vs. indices.

▶ Code snippets, explanations, and best practices included to give you total clarity.

⏱ Timestamps:
00:00 Introduction
00:45 Problem Overview
02:15 Monotonic Stack Intuition
05:00 Python Code Walkthrough
08:30 Java & C++ Quick Notes
10:00 Complexity Analysis & Pitfalls
12:00 Summary & Tips

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