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Grokking the Coding Interview Patterns in Go

Solution: Bus Routes

Explore how to solve the Bus Routes problem by building an adjacency list and applying breadth-first search to find the shortest bus route. Understand how to map stations to bus routes and track visited routes to optimize travel from a source to a destination station.

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Statement

You are given an array, routes, representing bus routes where routes[i] is a bus route that the ithi^{th} bus repeats forever. Every route contains one or more ...