import java.util.Scanner;
 
class Ex1 {
    private String name;
    private String[] subjects = new String[3];
    private float[][] notes = new float[3][4];
    private float srednia1, srednia2, srednia3;
    float result;
    Scanner sc = new Scanner(System.in);
 
    private void PobierzImieOdUsera() {
        System.out.print("Podaj imię ucznia: ");
        name = sc.next();
    }
 
    private void PobierzPrzedmiotyIocene() {
        for (int i = 0; i < subjects.length; i++) {
            System.out.print("Podaj nazwy przedmiotów, których uczy się " + name + ": \n");
            subjects[i] = sc.next();
            for (int j = 0; j < subjects[i].length(); j++) {
               System.out.print("Podaj ocenę dla przedmiotu " + subjects[i] + ": \n");
               notes[i][j] = sc.nextFloat();
            }
        }
    }
 
    private void SrednieOcen() {
    	srednia1=(notes[0][0]+notes[0][1]+notes[0][2])/3;
    	srednia2=(notes[1][0]+notes[1][1]+notes[1][2])/3;
    	srednia3=(notes[2][0]+notes[2][1]+notes[2][2])/3;
    	System.out.print("Srednia " + subjects[0] +  ": "+ srednia1 + " \n");
    	System.out.print("Srednia " + subjects[1] +  ": "+ srednia2 + " \n");
    	System.out.print("Srednia " + subjects[2] +  ": "+ srednia3 + " \n");
 
    }
 
 
    public static void main(String[] args) {
        Ex1 n = new Ex1();
        n.PobierzImieOdUsera();
        n.PobierzPrzedmiotyIocene();
        n.SrednieOcen();
    }
}

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

S2FzaWEKQW5nCjQKNAoxCk5pZQo1CjUKMgpGcmEKMwo2CjYKCg==

Kasia
Ang
4
4
1
Nie
5
5
2
Fra
3
6
6