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Quick Summary
Find the maximum number of overlapping closed intervals at any single point on a number line.
Both endpoints are inclusive, meaning shared boundaries contribute to the overlap count.
Input size up to 10^5 requires an efficient O(N log N) approach rather than brute force.
What This Tests
Event-based timeline processing
Sorting and two-pointer traversal
Handling inclusive boundary conditions
Optimizing space and time complexity for large datasets
Common Patterns
Sorting
Two Pointers
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Python3
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Input
intervals =
Output
Expected
