Please enable JavaScript.

Coggle requires JavaScript to display documents.

public class Main { - Coggle Diagram

- - - - case 1:{
        
        String name = "";
        
        System.out.println("Insert name");
        
        name = sc.nextLine();
        
        students.add(name);
        
        for (int j = 0; j < scores.size(); j++) {
        
        scores.get(j).add(0.0);
        
        }
        
        }
        
        break;
      - case 2:{
        
        for (int i = 0; i < students.toArray().length; i++) {
        
        System.out.println("Name: " + students.get(i));
        
        for (int j = 0; j < subjects.size(); j++) {
        
        System.out.print(subjects.get(j) + ": " + scores.get(j).get(i) + " ");
        
        }
        
        System.out.println();
        
        }
        
        }
        
        break;
      - case 3:
        
        String newSubject = "";
        
        System.out.println("Subject name: ");
        
        newSubject = sc.nextLine();
        
        subjects.add(newSubject);
        
        scores.add(new ArrayList<>());
        
        for (int i = 0; i < students.toArray().length; i++) {
        
        scores.get(scores.size() - 1).add(0.0);
        
        }
        
        break;
      - case 4: {
        
        int studentIndex = -1;
        
        System.out.println("Select student index:");
        
        studentIndex = Integer.parseInt(sc.nextLine());
        
        System.out.println(students.get(studentIndex));
        
        for (int i = 0; i < subjects.size(); i++) {
        
        System.out.println(subjects.get(i) + " Current score :" + scores.get(i).get(studentIndex));
        
        System.out.print("new Score: ");
        
        double newScore = Integer.parseInt(sc.nextLine());
        
        scores.get(i).set(studentIndex, newScore);
        
        }
        
        }
        
        break;
      - case 5: {
        
        int studentIndex = -1;
        
        System.out.println("Select student index: ");
        
        studentIndex = Integer.parseInt(sc.nextLine());
        
        System.out.println(students.get(studentIndex));
        
        double average = 0.0;
        
        for(int i = 0; i < subjects.toArray().length; i++) {
        
        System.out.println(subjects.get(i) + ": " + scores.get(i).get(studentIndex) + " ");
        
        average += scores.get(i).get(studentIndex);
        
        }
        
        System.out.println("Average : " + average/subjects.size());
        
        }
        
        break;
      - default:
        
        break;