namespace Weapon_Gacha
{
    class Program
    {
        static public int weaponBanner()
        {
            //not rate up
            int notRate = 0;
            //wrong rate up
            int wrongWeap = 0;
            //right weapon- end loop when we get it
            int rightWeap = 0;
            //out epimitmized path progress; set epiPath >3 to simulate it not existing.
            int epiPath = 0;
            //total five star weapons obtained
            int fiveStars = 0;
            //starting with pity?
            bool pity = true;
            var rand = new Random();
            while (rightWeap == 0)
            {
                if (epiPath != 2 && pity == false && rand.NextDouble() > .75)
                {
                    pity = true;
                    notRate += 1;
                    epiPath += 1;
                    fiveStars += 1;
                }
                else
                {
                    if (epiPath != 2 && rand.NextDouble() > .5)
                    {
                        wrongWeap += 1;
                        epiPath += 1;
                        pity = false;
                        fiveStars += 1;
                    }
                    else
                    {
                        rightWeap += 1;
                        epiPath = 0;
                        pity = false;
                        fiveStars += 1;
                    }

                }

            }
            return fiveStars;
        }
        static void Main(string[] args)
        {
            int i = 0;
            int received = 0;
            while (i < 10000000)
            {
                received += weaponBanner();
                i++;
                //Console.WriteLine("hello");
            }
            float rate = received / 10000000;
            Console.WriteLine(received + " out of 10,000,000, at a rate of " + (float)received/10000000);
        }


    }
}