How should I practice Minimum Cars for Rental Requests?

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Minimum Cars for Rental Requests

Google● MediumFULLTIMEINTERNPHONE SCREENONSITE INTERVIEW

Problem statement

You are given rental requests, where each request is represented as [pickupTime, returnTime].

A single car cannot serve overlapping requests. If one request ends exactly when another begins, the same car may serve both.

Return one deterministic minimum-car assignment using the following canonical rules:

The problem statement continues

Pro

Examples

Example 1

requests = [[1, 3], [2, 4], [4, 6]]return = ["0: (1,3) (4,6)", "1: (2,4)"]

Two cars are necessary because the first two requests overlap. Car 0 becomes available at time 3 and can serve the request starting at time 4.

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