Array3D

Array3D.cs

public class Array3D<T>
{
    private T[] _data;

    private int _width;
    private int _height;
    private int _depth;
    
    public int Width => _width;
    public int Height => _height;
    public int Depth => _depth;

    public Array3D(int width, int height, int depth)
    {
        _data = new T[width * height * depth];
        _width = width;
        _height = height;
        _depth = depth;

    }

    public T this[int width, int height, int depth]
    {
        get => _data[GetIndex(width, height, depth)];
        set => _data[GetIndex(width, height, depth)] = value;
    }

    private int GetIndex(int x, int y, int z) => x + _width * (y + _depth * z);

    public override string ToString()
    {
        
        return _data.ToString();
    }
}