Everest

using System;

namespace ExamPractice
{
    class Program
    {
        static void Main(string[] args)
        {
            int countDays = 1;
            int attitudeReached = 5364;
            int attitudeEverest = 8848;

            string command = Console.ReadLine();
            int metersClimbed = 0;

            while (true)
            {
                if (command == "END")
                {
                    break;
                }
                else if (command == "Yes")
                {
                    countDays++;
                }

                if (countDays > 5)
                {
                    break;
                }

                metersClimbed = int.Parse(Console.ReadLine());
                attitudeReached += metersClimbed;

                if (attitudeReached >= attitudeEverest)
                {
                    break;
                }

                command = Console.ReadLine();
            }

            if (attitudeReached >= attitudeEverest)
            {
                Console.WriteLine($"Goal reached for {countDays} days!");
            }
            else
            {
                Console.WriteLine("Failed!");
                Console.WriteLine($"{attitudeReached}");
            }

        }
    }
}