PassionDays2

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

namespace _04_PassionDay2
{
    class Program
    {
        static void Main(string[] args)
        {
            decimal money = decimal.Parse(Console.ReadLine());
            string text = Console.ReadLine();
            decimal valueAsci = 0;

            int numberOfPurchases = 0;
            decimal moneyLeft = 0;

            while (text != "mall.Enter")
            {
                text = Console.ReadLine();
            }

            while (text != "mall.Exit")
            {
                string Asci = Console.ReadLine();
                string[] parameters = Asci.Split();


                for (int i = 0; i < parameters.Length; i++)
                {

                    char parameterI = char.Parse(parameters[i]);

                   if(char.IsLetter(parameterI) && Char.IsUpper(parameterI))
                    {
                        valueAsci = (decimal)parameterI/ 2;
                        moneyLeft = money - valueAsci;
                        numberOfPurchases++;
                    }
                   else if (char.IsLetter(parameterI) && Char.IsLower(parameterI))
                    {
                        valueAsci = 0.3m * (decimal)parameterI;
                        moneyLeft = money - valueAsci;
                        numberOfPurchases++;
                    }

                    else if (parameterI == '%')
                    {
                        valueAsci = 0;
                        moneyLeft = money / 2;
                        numberOfPurchases++;
                    }
                    else if (parameterI == '*')
                    {
                        valueAsci = 0;
                        moneyLeft = money + 10;

                    }
                    else
                    {
                        valueAsci = 0;
                        moneyLeft = money;

                    }
                    text = Console.ReadLine();
                }


            }
            if (money <= valueAsci)
            {
                Console.WriteLine("No purchases. Money left: {0:f2} lv.", moneyLeft);
            }
            else
            {
                Console.WriteLine("{0} purchases. Money left: {1:f2} lv.", numberOfPurchases, moneyLeft);
            }

        }
    }
}