ProgBasics05while-Loop-Y03examPreparation

import java.util.Scanner;

public class Y03examPreparation {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int maxPoorGrades = Integer.parseInt(scanner.nextLine());
        int counterPoorGrades = 0;
        int counterAlltask = 0;

        double averageScore = 0;

        int scoreAllGrades = 0;
        String lastProblem = "";

        while (maxPoorGrades > counterPoorGrades){
            String task = scanner.nextLine();
            if (task.equals("Enough")){
                break;
            }
            int currentGrade = Integer.parseInt(scanner.nextLine());
            if (currentGrade <= 4){
                counterPoorGrades++;
            }
            counterAlltask++;
            scoreAllGrades += currentGrade;
            lastProblem = task;
        }
        averageScore = (scoreAllGrades * 1.0) / counterAlltask;

        if (counterPoorGrades == maxPoorGrades){
            System.out.printf("You need a break, %d poor grades.",counterPoorGrades);
        }
        else {
            System.out.printf("Average score: %.2f%n", averageScore);
            System.out.printf("Number of problems: %d%n", counterAlltask);
            System.out.printf("Last problem: %s", lastProblem);

        }



    }
}