zadanie 3 lancuchy

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

namespace zad3lancuchy
{
    class Program
    {
        static void Main(string[] args)
        {
            Random rnd = new Random();

            Console.WriteLine("Podaj liczbę elementów tablicy: ");

            int ile = int.Parse(Console.ReadLine());

            double[] tab1 = new double[ile];

            for (int i = 0; i < tab1.Length; i++)
            {
                tab1[i] = rnd.Next(100, 201) / 10.00;
            }
            string s1 = string.Join("|", tab1);

            string s2 = s1.Replace(',', '.');

            Console.WriteLine(s2);

            Console.ReadKey();
        }
    }
}