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

namespace string_test
{
    class string_test
    {
        static void Main(string[] args)
        {
            string sub = "Gulsen".Substring(3);
            sub = "Gulsen".Substring(3, 2);

            string[] subsArray = "it is raining today in tuzla".Split(new char[] {' '});
            int i = 0;
            while (i < subsArray.Length)
            {
                Console.WriteLine(subsArray[i++]);
            }
        }
    }
}