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Grokking the Coding Interview Patterns in C++

Solution: The Number of the Smallest Unoccupied Chair

Understand how to solve the problem of assigning the smallest unoccupied chair to arriving friends using two min heaps. Explore sorting by arrival times, freeing chairs upon departure, and managing chair assignments efficiently in C++ with priority queues.

We'll cover the following...

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, ...