📅 Merge Overlapping Intervals – A Must-Know DSA Problem
One of the most asked problems in coding interviews at Google, Amazon, Facebook, and Microsoft – merging overlapping intervals is a true test of your understanding of sorting + greedy strategies.
In this tutorial, we break it down step-by-step with a real interview mindset, covering every edge case and optimization.
✅ What You’ll Learn:
When and why to sort intervals by start time
How to detect and merge overlaps efficiently
Clean, optimal Python implementation
Dry run with real examples to build intuition
🎯 Ideal For:
DSA learners and coding interview prep
Candidates targeting FAANG / product-based companies
Anyone mastering interval-based problems
🧠 Difficulty: Medium
💻 Language: Python (step-by-step explanation)
🚀 Whether you're brushing up on Greedy/Sorting combos or preparing for a FAANG interview, this is a must-practice pattern.
💬 Drop your solution in the comments,
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#DSA #MergeIntervals #IntervalProblems #CodingInterview #PythonDSA #FAANGPrep #BigTechCoding #Sorting #GreedyAlgorithms #cracktheinterview
00:00 Problem Statement Explanation
05:43 Solution Approach
08:58 Time and Space Complexity
09:39 Code Along