using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Seating Assignments:");

        const int numRows = 6;

        const int numCols = 7;

        // 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, numCols];

        Seats[0,0] = "Bill,S";

        Seats[0,1] = "Kavin,J";

        Seats[0,2] = "Bobby,R";

        Seats[0,3] = "Daniel,J";

        Seats[0,4] = "Henry,J";

        Seats[0,5] = "John,F";

        Seats[0,6] = "Chelsea,J";

        Seats[1,0] = "Ben,J";

        Seats[1,1] = "Nick,F";

        Seats[1,2] = "Chris,J";

        Seats[1,3] = "James,S";

        Seats[1,4] = "Anna,J";

        Seats[1,5] = "";

        Seats[1,6] = "Jimmy,F";

​

        Seats[2,0] = "Joe,R";

        Seats[2,1] = "Obama,R";

        Seats[2,2] = "";

        Seats[2,3] = "Donald,F";

        Seats[2,4] = "Jillian,S";

        Seats[2,5] = "";

        Seats[2,6] = "Quinn,J";

​

        Seats[3,0] = "";

        Seats[3,1] = "Mike,S";

        Seats[3,2] = "Ryan,F";

        Seats[3,3] = "";

        Seats[3,4] = "";

        Seats[3,5] = "Mairead, R";

        Seats[3,6] = "Emma, R";

​

        Seats[4,0] = "";

        Seats[4,1] = "Colin, R";

        Seats[4,2] = "Camden, R";

        Seats[4,3] = "Spencer, S";

        Seats[4,4] = "";

        Seats[4,5] = "Law,J";

        Seats[4,6] = "";

​

        Seats[5,0] = "";

        Seats[5,1] = "";

        Seats[5,2] = "";

        Seats[5,3] = "Mike,S";

        Seats[5,4] = "";

        Seats[5,5] = "";

        Seats[5,6] = "";

​

        // Counter

        int present = 0;

        int numSeats = 0;

        // F 0, S 1, J 2, R 3

        int[] yearArr = new int[4] {0, 0, 0, 0};

        for (int i = 0; i < numRows; i++)

        {

            // Each Row

            for (int j = 0; j < numCols; j++)

            {

                // Within each row, for each seat

                numSeats++;

                string Seat = Seats[i,j];

                string name = "";

                string year = "";

                if (Seat != "") 

                {

                    present++;

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

                    name = word[0];

                    year = word[1];

                }

                switch (year)

                {

                    case "F":

                        yearArr[0]++;

                        break;

                    case "S": yearArr[1]++;

                        break;

                    case "J": yearArr[2]++;

                        break;

                    case "R": yearArr[3]++;

                        break;

                    default:

                        break;

                }

                // print each seat with padding

                Console.Write(Seat + "|");

            }

            Console.WriteLine();

        }

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

        Console.WriteLine("   Freshman: {0}  ({1:P1})", yearArr[0],  yearArr[0]*1.0/present);

        Console.WriteLine("   Sophomore: {0}  ({1:P1})",  yearArr[1], yearArr[1]*1.0/present);

        Console.WriteLine("   Junior:   {0}  ({1:P1})", yearArr[2], yearArr[2]*1.0/present);

        Console.WriteLine("   Senior:   {0}  ({1:P1})", yearArr[3], yearArr[3]*1.0/present);

    }

}