static int ReturnInt(string str, out int integer)
        {
            for (int i = 0; i < str.Length; i++)
            {
                if (char.IsDigit(str[str.Length - i]))
                {
                    switch (str[str.Length - i])
                    {
                        case '0':
                            return 0;
                            break;
                        case '1':
                            return 1;
                            break;
                        case '2':
                            return 2;
                            break;
                        case '3':
                            return 3;
                            break;
                        case '4':
                            return 4;
                            break;
                    }
                }
            }
        }