public class Program
    {

        public static void Main(string[] args)
        {
            bool exit = false;

            while (!exit)
            {
                Console.WriteLine("请输入一个数字（输入n退出）：");
                string input = Console.ReadLine();

                if (input == "n")
                {
                    exit = true;
                }
                else
                {
                    if (decimal.TryParse(input, out decimal number))
                    {
                        string chineseAmount = NumberToChineseAmount.ConvertToChineseAmount(number);
                        Console.WriteLine(chineseAmount);
                    }
                    else
                    {
                        Console.WriteLine("输入无效，请重新输入。");
                    }
                }
            }
        }


    }




    public class NumberToChineseAmount
    {
        private static readonly string[] ChineseNumbers = { "零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖" };
        private static readonly string[] ChineseUnits = { "", "拾", "佰", "仟", "万", "拾", "佰", "仟", "亿", "拾", "佰", "仟", "万", "拾", "佰", "仟" };
        private static readonly string[] ChineseUnits2 = { "角", "分" };

        public static string ConvertToChineseAmount(decimal number)
        {
            string amount = number.ToString("0.00");
            string[] parts = amount.Split('.');

            string integerPart = ConvertIntegerPart(parts[0]);
            string decimalPart = ConvertDecimalPart(parts[1]);

            return integerPart + "元" + decimalPart;
        }

        private static string ConvertIntegerPart(string integerPart)
        {
            string result = "";
            int length = integerPart.Length;

            for (int i = 0; i < length; i++)
            {
                int digit = int.Parse(integerPart[i].ToString());
                string chineseNumber = ChineseNumbers[digit];
                string chineseUnit = ChineseUnits[length - 1 - i];

                if (digit == 0)
                {
                    if (i < length - 1 && int.Parse(integerPart[i + 1].ToString()) != 0)
                    {
                        result += chineseNumber;
                    }
                }
                else
                {
                    result += chineseNumber + chineseUnit;
                }
            }

            if (result == "")
            {
                result = "零";
            }

            return result;
        }

        private static string ConvertDecimalPart(string decimalPart)
        {
            string result = "";

            int firstDigit = int.Parse(decimalPart[0].ToString());
            int secondDigit = int.Parse(decimalPart[1].ToString());

            if (firstDigit == 0 && secondDigit == 0)
            {
                result = "整";
            }
            else
            {
                if (firstDigit != 0)
                {
                    result += ChineseNumbers[firstDigit] + ChineseUnits2[0];
                }
                else
                {
                    result += "零角";
                }

                if (secondDigit != 0)
                {
                    result += ChineseNumbers[secondDigit] + ChineseUnits2[1];
                }
            }

            return result;
        }
    }