//Competency 3-1: Using Arrays:

using System;

​

public class Program

{

    public static void Main()

    {

        int[][] array2D = new int[][]{new int[]{3, 4, 1, 8}, new int[]{1, 4, 9, 11}, new int[]{76, 34, 21, 1}, new int[]{2, 1, 4, 5}};

        int[] maxElements = findMaximumElement(4, array2D);

        for (int i = 0; i < maxElements.Length; i++)

        {

            Console.WriteLine("Maximum number in row: " + (i + 1) + " is:" + maxElements[i]);

        }

    }

​

    public static int[] findMaximumElement(int no_of_rows, int[][] inputArray)

    {

        int i = 0;

        // Initialize max to 0 at beginning  

        // of finding max element of each row  

        int max = 0;

        int[] resultArray = new int[no_of_rows];

        while (i < no_of_rows)

        {

            for (int j = 0; j < inputArray[i].Length; j++)

            {

                if (inputArray[i][j] > max)

                {

                    max = inputArray[i][j];

                }

            }

​

            resultArray[i] = max;

            max = 0;

            i++;

        }

​

        return resultArray;

    }

}