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Solution: K Empty Slots

Explore how to determine the earliest day when two bulbs are turned on with exactly k off bulbs between them. Understand the use of a day-based array and min heap to optimize the search, avoiding day-by-day simulation. Learn to implement and analyze the solution with linear time complexity suitable for coding interviews.

Statement

You are given nn bulbs arranged in a row, numbered from 11 to nn. Initially, all bulbs are turned off.

Each day, exactly one bulb is switched on. You are given an array, bulbs of length ...