AV2 Matrix

package AV2;

import java.util.Scanner;

public class Matrica {
    public static double sum(double[][] matrica) {
        double sum = 0;
        for (int i = 0; i < matrica.length; i++) {
            for (int j = 0; j < matrica[0].length; j++) {
                sum += matrica[i][j];
            }
        }
        return sum;
    }

    public static double average(double[][] matrica) {
        //double suma = 0;

//        for (int i = 0; i < matrica.length; i++) {
//            for (int j = 0; j < matrica[0].length; j++) {
//                suma += matrica[i][j];
//            }
//        }
//        return suma / (matrica.length * matrica[0].length);
        return sum(matrica) / (matrica.length * matrica[0].length);
    }

    public static void main(String[] args) {
        double[][] matrica = {{1, 2, 3, 4}, {5, 6, 7, 8}};
        System.out.println(sum(matrica));
        System.out.println(average(matrica));
    }
}