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DIY: Walls and Gates

Explore how to efficiently calculate the shortest distance from empty rooms to gates in a 2D grid using C#. Understand the Walls and Gates problem as used in Amazon coding interviews and implement a solution that handles walls, gates, and empty rooms to improve problem-solving skills for technical interviews.

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Problem

You are given a m×nm \times n grid represented by a 2D array named rooms. The grid represents rooms where a cell can either be a wall, a gate, or an empty space. The rooms are initialized with these three possible values.

Values Represents
1-1 A wall or an obstacle
0
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