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

namespace ConsoleApplication10
{
    class Program
    {
        static void Main(string[] args)
        {
            string s = "One 2; 3 4; 5 ";
            Converter c = new Converter();

            String[] num =  c.split(s);

            foreach(var r in num)
            {
                Console.WriteLine(r);
            }

            Console.ReadLine();


        }
    }

    class Converter
    {
        string[] numbers;
        string[] separator = { ";" };

       public  String[] split(string s)
        {

            numbers = s.Split(separator, StringSplitOptions.RemoveEmptyEntries);
            return numbers;
        }

        public

    }
}