ConsoleFullPrint

using System;

class Program
{
    static void Main()
    {
        while (true)
        {
            int number1 = int.Parse(Console.ReadLine());
            int number2 = int.Parse(Console.ReadLine());
            if (number1 == 0 || number2 ==0)
            {
                break;
            }
            int[,] consoleFullPrint = new int[number1,number2];
            Random game = new Random();

            for (int i = 0; i < number1; i++)
            {

                int digit = Convert.ToInt32(game.Next(9));
                for (int j = 0; j < number2; j++)
                {
                    consoleFullPrint[i, j] = digit;
                }
            }
            for (int i = 0; i < number1; i++)
            {

                for (int j = 0; j < number2; j++)
                {
                    Console.Write(consoleFullPrint[i, j]);
                }
                Console.WriteLine();
            }
        }
    }
}