using System;

public class Program

{

    public static void Main()

    {

string[,] seats = new string[5, 5];

​

        seats[0, 0] = "Jack";

        seats[0, 1] = "Mack";

        seats[2, 3] = "Tack";

        seats[3, 4] = "Smack";

        seats[4, 0] = "Frack";

​

        Console.WriteLine("Classroom Seating:");

        int studentsPresent = 0;

        int preferredRow = -1;

        int maxStudentsInRow = 0;

​

        for (int row = 0; row < seats.GetLength(0); row++)

        {

            int studentsInRow = 0;

​

            for (int col = 0; col < seats.GetLength(1); col++)

            {

                if (string.IsNullOrEmpty(seats[row, col]))

                {

                    Console.Write("[Empty]\t");

                }

                else

                {

                    Console.Write("[" + seats[row, col] + "]\t");

                    studentsPresent++;

                    studentsInRow++;

                }

            }

            Console.WriteLine();

​

            if (studentsInRow > maxStudentsInRow)

            {

                maxStudentsInRow = studentsInRow;

                preferredRow = row;

            }

        }

​

        int capacity = seats.Length;

        Console.WriteLine("\nClassroom Report:");

        Console.WriteLine("Total Capacity: " + capacity);

        Console.WriteLine("Number of Students Present: " + studentsPresent);

        Console.WriteLine("Preferred Row: " + (preferredRow + 1));

    }

    }

​