using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Seating Assignments:");

        const int numRows = 8;

​

        // The following array represents the seating arrangement during Lab Day 13.

        // Each column of seating starts from the front of the room. 

        // If the seat is taken, enter the students name and year separated by a comma. No spaces.

        //   F = Freshman

        //   S = Sophomore

        //   J = Junior

        //   R = senioR

        // Print out the seating assigments in a tabular form.

        // Print out a report with the number of students present, the number and percentage of each group (F,S,J,R)

        // Counters for seats, present, each year

        string[][] Seats = new string[numRows][];

        Seats[0] = new string[] {"Sahil,R", "Charlie,R", "William,R", "Jerry,J"};

        Seats[1] = new string[] {"Andrew,R", "", "Scott,J", "", "Rachel,R", ""};

        Seats[2] = new string[] {"", "", "Cindy,F", "", ""};

        Seats[3] = new string[] {"Jack,R", "", "", "", "", ""};

        Seats[4] = new string[] {"Placeholder,S","Placeholder,S","Placeholder,S","Placeholder,S"};

        Seats[5] = new string[] {"Placeholder,S","Placeholder,S","Placeholder,S","Placeholder,S"};

        Seats[6] = new string[] {"Placeholder,S","Placeholder,S","Placeholder,S","Placeholder,S"};

        Seats[7] = new string[] {"Placeholder,S","Placeholder,S","Placeholder,S","Placeholder,S"};

​

        // Your code goes here.

        int numStudent = 0;

        int numFreshman = 0;

        int numSophomore = 0;

        int numJunior = 0;

        int numSenior = 0;

        foreach (string[] Row in Seats)

        {

            foreach (string Seat in Row)

            {

                // Process seat

                string[] word = Seat.Split(',');

                string name = "";

                string year = "";

                if (word.Length == 2)

                {

                    name = word[0].Trim();

                    year = word[1].Trim();

                }

                // Print seats

                Console.WriteLine("Name = {0}, Year = {1}", name, year);

                switch (year)

                {

                    case "F":

                        // increments its counter

                        numFreshman++;

                        break;

                    case "S":

                        numSophomore++;

                        break;

                    case "J":

                        numJunior++;

                        break;

                    case "R":

                        numSenior++;

                        break;

                    default:

                        break;

                }

                if (Seat != "") numStudent++;

                Console.WriteLine("| " + Seat.PadRight(14));

            }

            // Print report

            Console.WriteLine();

        }

        Console.WriteLine("There are {0} students present.", numStudent);

        Console.WriteLine("    Freshman: {0} ({1:P1})", numFreshman, numFreshman * 1.00 / numStudent);

        Console.WriteLine("    Sophomore: {0} ({1:P1})", numSophomore, numSophomore * 1.00 / numStudent);

        Console.WriteLine("    Junior: {0} ({1:P1})", numJunior, numJunior * 1.00 / numStudent);

        Console.WriteLine("    Senior: {0} ({1:P1})", numSenior, numSenior * 1.00 / numStudent);

    }

}