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Grokking the Coding Interview Patterns in Go

Solution: The Number of the Smallest Unoccupied Chair

Explore how to apply heaps to manage chair assignments dynamically, ensuring each arriving friend is seated in the smallest available chair. Learn to implement min heaps for efficient scheduling and how to handle arrivals and departures to solve this problem optimally.

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Statement

At a party, nn friends, numbered from 00 to n−1n - 1, arrive and leave at different times. There are infinitely many chairs, numbered 00 onwards. Each arriving friend sits on the smallest available chair at that moment.

For example, ...