using System;

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

            double sumGrades = 0.0;
            double level = 1;
            double average = 0;

            while (level <= 12)
            {

                double grade = double.Parse(Console.ReadLine());
                level++;

                sumGrades += grade;
                average = sumGrades / 12.0;

            }
            if (average >= 4.00)
            {
                Console.WriteLine($"{name} graduated. Average grade: {average:f2}");
            }

        }
    }
}