using System;

namespace Graduation
{
    class Program
    {
        static void Main(string[] args)
        {
            string studentName = Console.ReadLine();
            int count = 0;
            double yearGrade = 0.0;
            int end = 0;

            while (count < 12)
            {
                double grade = double.Parse(Console.ReadLine());
                if (grade >= 4.0)
                {
                    yearGrade += grade;
                    count++;
                }
                else if (grade < 4)
                {
                    end++;

                    if (end > 1)
                    {
                        count++;
                        Console.WriteLine($"{studentName} has been excluded at {count} grade");
                        break;
                    }
                }
            }

            double finalGrade = yearGrade / 12;

            if (finalGrade >= 4.00 || count==12 )
            {
                Console.WriteLine($"{studentName} graduated. Average grade: {finalGrade:f2} ");
            }

        }
    }
}