Solving Non-overlapping Intervals: The Greedy Pattern | LeetCode 435
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Solving Non-overlapping Intervals: The Greedy Pattern | LeetCode 435
36 просмотров · 7 дн. назад
The Optimal Flow
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36 просмотров · 7 дн. назад
Learn how to solve LeetCode 435: Non-overlapping Intervals using an intuitive Greedy approach!
In this video, we break down the problem step-by-step: understanding interval conflicts, why sorting by end time gives the optimal answer, and how to eliminate overlapping intervals with minimal removals.
📌 Problem Link: https://leetcode.com/problems/non-ove...
⏱️ Timestamps:
0:00 - Problem Breakdown & Visual Intuition
02:43 - Intution & Why Sorting required
06:00 - Step-by-Step Interval Elimination Walkthrough
10:00 - Python / Code Implementation
11:26 - Time & Space Complexity Analysis
🧠 Complexity:
Time Complexity: O(N log N) (due to sorting)
Space Complexity: O(1) or O(N) (depending on language sorting implementation)
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