RomaCalculator.Calculator.ConvertFromRomanToArabDigit C# (CSharp) Method

        public int ConvertFromRomanToArabDigit(char romanDigit)
        {
            switch (romanDigit)
            {
                case 'I':
                    return 1;
                case 'V':
                    return 5;
                case 'X':
                    return 10;
                case 'L':
                    return 50;
                case 'C':
                    return 100;
                case 'D':
                    return 500;
                case 'M':
                    return 1000;
                default:
                    return int.MaxValue;
            }
        }