Practice›Java Fundamentals›Module 5. Arrays & Lists›5.4 2D arrays

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5.4 2D arrays — sum all 2D

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Task

Fill in sumAll2D so that it returns the total of every value in the grid, using nested loops.

The program prints 10.

Your solution

public class Main {

    public static int sumAll2D(int[][] grid) {
        // return the total of every value in the grid

    }

    public static void main(String[] args) {
        int[][] grid = {{1, 2}, {3, 4}};
        System.out.println(sumAll2D(grid));
    }
}

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