GraduationPt3

using System;

namespace GraduationPt._3
{
    class Program
    {
        static void Main(string[] args)
        {
            string name = string.Empty;
            string annualGrade = string.Empty;


            while (true)
            {
                name = Console.ReadLine();
                if (name == "END")
                {
                    break;
                }

            int gradeCounter = 0;
            double overallGrade = 0;

                while (gradeCounter < 12)
                {
                    gradeCounter++;
                    annualGrade = Console.ReadLine();

                    if (annualGrade == "END")
                    {
                        return;
                    }


                    if (double.Parse(annualGrade) >= 4.00)
                    {
                        overallGrade += double.Parse(annualGrade);
                    }
                    else
                    {
                        annualGrade = Console.ReadLine();
                        if (double.Parse(annualGrade) >= 4.00)
                        {
                            overallGrade += double.Parse(annualGrade);
                        }
                        else
                        {
                            Console.WriteLine($"{name} has been excluded at {gradeCounter} grade");
                        }
                    }

                    if (gradeCounter == 12)
                    {
                        double averageGrade = overallGrade / 12.0;
                        Console.WriteLine($"{name} graduated. Average grade: {averageGrade:f2}");
                    }
                }
            }
        }
    }
}