using System;

​

public class Program

{

    public static double[] arrayAvg(double[, ] a)

    {

        double[] tempArray = new double[a.GetLength(0)];

        double sum = 0;

        for (int i = 0; i < a.GetLength(0); i++)

        {

            for (int j = 0; j < a.GetLength(1); j++)

            {

                sum = sum + a[i, j];

            }

​

            double avg = sum / (a.GetLength(1));

            tempArray[i] = avg;

            sum = 0;

        }

​

        return tempArray;

    }

​

    public static void Main()

    {

        Console.WriteLine("How many students do you have?");

        int name = int.Parse(Console.ReadLine());

        Console.Clear();

        string[] students = new string[name];

        Console.WriteLine("Please enter their names. MIN 2 - MAX 5 CHARACTERS");

        for(int a = 0; a < name; a++)

            students[a] = Console.ReadLine();

        Array.Sort(students);

        Console.Clear();

        Console.WriteLine("How many grades will each student have?");

        int grade = int.Parse(Console.ReadLine());

        double[,] grades = new double[name, grade];

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

        {

            Console.WriteLine("Please enter the grades for " + students[i]);

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

                grades[i,j] = double.Parse(Console.ReadLine());

        }

        Console.Clear();

    for(int b = 0; b < students.Length; b++)

    {

        Console.Write(students[b]);

        for(int c = 0; c < grade; c++)

        { 

            {

if(students[b].Length <= 2)

{Console.Write("   |");} 

else if(students[b].Length <= 3)

{Console.Write("  |");}

else if(students[b].Length <= 4)

{Console.Write(" |");} 

else if(students[b].Length <= 5)

{Console.Write("|"); }

            }

            {

if(grades[b,c] < 10)

    Console.Write(grades[b,c]+"  ");

else if(grades[b,c] >= 10)

    Console.Write(grades[b,c]+" ");

else if(grades[b,c] >= 100)

    Console.Write(grades[b,c]);

            }

        }

        Console.Write("|");

        Console.Write(" ");

        Console.WriteLine();

    }

        double [] classAvg = arrayAvg(grades);

                Console.Write("Final Average: " + classAvg[1].ToString("###.##"));

    }

}