TrainTrainers

import java.util.Scanner;

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

        int jury=Integer.parseInt(scanner.nextLine());
        String presentation=scanner.nextLine();
        double finalScore=0.0;
        int presentationCounter=0;


        while("Finish".equals(presentation)){
            double currentScore=0.0;
            presentationCounter++;
            for (int i = 0; i <jury ; i++) {
                double currentGrade=Double.parseDouble(scanner.nextLine());
                currentScore=currentScore+currentGrade;

            }
            double averageScore=currentScore/jury;
            System.out.printf("%s - %.2f.%n",presentation,averageScore);
            presentation=scanner.nextLine();
            finalScore=finalScore+averageScore;
        }
        double averageScore=finalScore/presentationCounter;
        System.out.printf("Student's final assessment is %.2f.",averageScore);

    }
}