using System;

using System.Collections.Generic;

​

​

public class Program

{

    public static void Main()

    {

        int[] aDbl = new int[3] {10, 15, 20};

        int[] bDbl = new int[3] {10, 15, 20};

        int[] cDbl = new int[3] {10, 15, 20};       

        Dictionary<int,int> c = new Dictionary<int, int>();

        Dictionary<int,Dictionary<int,int>> b = new Dictionary<int,Dictionary<int,int>>();

​

        Dictionary<int ,Dictionary<int,Dictionary<int,int>> > a = new Dictionary<int, Dictionary<int,Dictionary<int,int>> >();

        int[] dDbl = new int[3];

        dDbl = (int[]) aDbl.Clone();

        foreach (int row in cDbl)

            c.Add(row,0);

        foreach (int row in bDbl)

            b.Add(row,new Dictionary<int, int>(c));

        foreach (int row in aDbl)

            a.Add(row,new Dictionary<int,Dictionary<int,int>>(b));

​

​

        Dictionary<int,Dictionary<int,int>> dd = new Dictionary<int,Dictionary<int,int>>(b);

        a[10][15][20] = 5;

        Console.WriteLine(dd[15][20]);

​

        Console.WriteLine(a[20][15][20]);

​

        dDbl[1] = 5000;

        Console.WriteLine(aDbl[1]);

​

    }

​

}

​