P04TrainTheTrainers

package NestedLoops.Exercises;

import java.util.Scanner;

public class P04TrainTheTrainers {

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

        int countPeople = Integer.parseInt(scanner.nextLine());
        String input = scanner.nextLine();

        double totalGradesSum = 0;
        int countPresentations = 0;


        while (!input.equals("Finish")){


            double sumGrades = 0;

            for (int i = 1; i <= countPeople ; i++) {
                double currentGrade = Double.parseDouble(scanner.nextLine());
                sumGrades += currentGrade;

            }

            double averageGradePerPresentation = sumGrades / countPeople;
            totalGradesSum += averageGradePerPresentation;
            countPresentations++;

            System.out.printf("%s - %.2f.%n", input, averageGradePerPresentation);


            input = scanner.nextLine();
        }


        System.out.printf("Student's final assessment is %.2f.", totalGradesSum/countPresentations );

    }
}