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Solution: Count Days Without Meetings

Understand how to solve overlapping interval problems by merging meeting schedules to count days without meetings. Learn to sort intervals, merge overlaps, and calculate free days efficiently with an O(n log n) time complexity solution.

Statement

You are given a positive integer, days, which represents the total number of days an employee is available for work, starting from day 11. You are also given a 2D array, meetings, where each entry meetings[i] ...