Rndm 2D pinakas

using System;

namespace ConsoleApp1
{
    class Program
    {
        static void Main()
        {
            Random rnd = new Random();

            int[,] array = new int[rnd.Next(0, 10000), rnd.Next(0, 100000)];

            for (int k=0; k< 10000; k++)
            {
                for (int l=0; l< 10000; l++)
                {
                    array[k, l] = rnd.Next();
                    Console.WriteLine("[{0}, {1}] = {2}", k, l, array[k, l]);
                }
            }
        }
    }
}