Serie liczb

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Serie_liczb
{
    class Program
    {
        static void Main(string[] args)
        {
            byte[] bytes1 = new byte[100];
            byte[] bytes2 = new byte[100];
            Random rnd1 = new Random();
            Random rnd2 = new Random();

            rnd1.NextBytes(bytes1);
            rnd2.NextBytes(bytes2);

            Console.WriteLine("Pierwsza seria liczb: ");
            for (int ctr = bytes1.GetLowerBound(0); ctr <= bytes1.GetUpperBound(0); ctr++)
            {
                Console.Write("{0,5}", bytes1[ctr]);
                if((ctr + 1) % 10 == 0)
                    Console.WriteLine();
            }
            Console.WriteLine();

            Console.WriteLine("Druga seria liczb: ");
            for (int ctr = bytes2.GetLowerBound(0); ctr <= bytes2.GetUpperBound(0); ctr++)
            {
                Console.Write("{0,5}", bytes2[ctr]);
                if ((ctr + 1) % 10 == 0)
                    Console.WriteLine();
            }
            Console.ReadKey();
        }
    }
}