PassionDays

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
    class PassionDays
    {
        static void Main()
        {
            decimal money = decimal.Parse(Console.ReadLine());
            string enter = Console.ReadLine();
            long purchaseCounter = 0L;
            decimal result = 0;
            while (enter!="mall.Enter")
            {
                if (enter == "mall.Exit")
                {
                    break;
                }
                else
                {
                    enter = Console.ReadLine();
                    continue;
                }
            }
            while (enter != "mall.Exit")
            {
                enter = Console.ReadLine();
                if (enter == "mall.Exit")
                {
                    break;
                }
                else
                {
                    char[] symbols = new char[enter.Length];

                    for (int i = 0; i < enter.Length; i++)
                    {
                        symbols[i] = enter[i];
                    }
                    for (int i = 0; i < symbols.Length; i++)
                    {
                            if (symbols[i] >= 'A' && symbols[i] <= 'Z')
                            {
                                result = money - symbols[i] / 2M;
                                if (result>=0)
                                {
                                    money -= symbols[i] / 2M;
                                    purchaseCounter++;
                                }

                            }
                            if (symbols[i] >= 'a' && symbols[i] <= 'z')
                            {
                                var percent = symbols[i] * 0.3M;
                                result = money - percent;
                                if (result >= 0)
                                {
                                    money -= percent;
                                    purchaseCounter++;
                                }

                            }
                            if (symbols[i] == '%' )
                            {
                                result = money /2M;
                                if (result >= 0)
                                {
                                    money /= 2M;
                                    purchaseCounter++;
                                }

                            }
                            if (symbols[i] == '*')
                            {
                                    money += 10;

                            }

                    }
                }

            }
            if (purchaseCounter==0)
            {
                Console.WriteLine("No purchases. Money left: {0:0.00} lv.",money);
            }
            else
            {
                Console.WriteLine("{0} purchases. Money left: {1:0.00} lv.",purchaseCounter, money);

            }
        }
    }