using System;

namespace Quick
{
    class Program
    {
        static void Main(string[] args)
        {
            var rand = new Random();
            var successes = 0;
            var failures = 0;
            var highestFailure = 0;

            for (int i = 0; i < 10000; i++)
            {
                int total = 0;
                int peak = 0;

                do
                {
                    total += rand.Next(1, 20);
                    if (total > peak)
                    {
                        peak = total;
                    }
                    total -= 4;

                    if (total >= 10000000)
                    {
                        successes++;
                        break;
                    }
                }
                while (total > 0);

                if (total <= 0)
                {
                    if (peak > highestFailure)
                    {
                        highestFailure = peak;
                    }
                    failures++;
                }
            }

            Console.WriteLine($"successes:{successes}");
            Console.WriteLine($"failures:{failures}");
            Console.WriteLine($"highest failure:{highestFailure}");
            Console.Read();
        }
    }
}