06. Graduation

using System;

namespace Graduation
{
    class Program
    {
        static void Main(string[] args)
        {

            string Name = Console.ReadLine();
            double CountGrade = 1;
            double TotalGrade = 0;

            while(CountGrade <= 12)
            {
                double Grade = double.Parse(Console.ReadLine());
                if(Grade>=4.00)
                {
                    TotalGrade += Grade;
                    CountGrade++;
                }
            }
            TotalGrade = TotalGrade / 12;

            Console.WriteLine($"{Name} graduated. Average grade: {TotalGrade:f2}");
        }
    }
}