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DIY: Employee Free Time

Explore how to identify shared free intervals from multiple employees' schedules using Rust. Understand interval merging and apply this to solve scheduling conflicts efficiently. This lesson prepares you to tackle similar coding interview problems by analyzing sorted interval lists and returning common free times.

Problem statement

We are given a list containing the schedules of multiple people. Each person’s schedule is a list of non-overlapping intervals in sorted order. An interval is specified with the start time and an end time, both being positive integers. Your task is to find the list of intervals representing the free time for all the people. We are not interested in the interval from negative infinity to ...