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Solution: Remove Covered Intervals

Understand how to solve the problem of removing covered intervals by sorting intervals first by start point and then by endpoint in descending order when start points match. Learn to track the maximum endpoint to identify and exclude covered intervals. This lesson teaches an efficient O(n log n) sorting-based approach with a clear explanation of the method and complexity.

Statement

Given an array of intervals, where each interval is represented as intervals[i] =[li,ri)= [l_i, r_i) ...