Graduation4

import java.util.Scanner;

public class Graduation4 {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);

        String name = scan.nextLine();

        double total = 0;
        int repeat = 0;
        int year = 1;

        while (!name.equals("END")) {
            while (year <= 12) {
                double grade = Double.parseDouble(scan.nextLine());


                while (grade < 4) {
                    repeat ++;

                    if (repeat > 1) {
                        break;
                    }

                    grade = Double.parseDouble(scan.nextLine());
                }

                if (repeat > 1) {
                    break;
                }

                total += grade;
                repeat = 0;
                year ++;
            }

            double average = total / 12;

            if (average >= 4) {
                System.out.printf("%s graduated. Average grade: %.2f%n", name, average);
            } else {
                System.out.printf("%s has been excluded at %d grade%n", name, year);
            }

            total = 0;
            repeat = 0;
            year = 1;

            name = scan.nextLine();
        }
    }
}