03. Characters in Range

using System;

namespace _03._Characters_in_Range
{
    class Program
    {
        static void Main(string[] args)
        {
            char firstSymbol = char.Parse(Console.ReadLine());
            char secondSymbol = char.Parse(Console.ReadLine());
            FineAllChars(firstSymbol, secondSymbol);

        }

        static void FineAllChars (char firstSymbol, char secondSymbol)
        {
            if (firstSymbol>secondSymbol)
            {
                char swich = firstSymbol;
                firstSymbol = secondSymbol;
                secondSymbol = swich;
            }
            for (double i= firstSymbol+1; i<secondSymbol; i++)
            {
                Console.Write((char)i+" ");
            }
        }
    }
}