using System;

namespace _08.Graduation
{
    class Graduation
    {
        static void Main(string[] args)
        {
            string name = Console.ReadLine();

            double sumGrades = 0;
            int level = 1;

            while (level <= 12)
            {
                double grade = double.Parse(Console.ReadLine());

                if (grade >= 4.00)
                {
                    sumGrades += grade;
                    level++;
                }
                else
                {
                    grade = double.Parse(Console.ReadLine());
                }

            }

            Console.WriteLine($"{name} graduated. Average grade: {(sumGrades / 12):f2}");

        }
    }
}