using System;

​

public class Program

{

    public static void Main()

    {

        Console.WriteLine("How many people are in your class? ");

        string classSize = Console.ReadLine();

        int x;

        if (int.TryParse(classSize, out x))

            {

            string[] students = new string[classSize];

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

        {

            Console.WriteLine("Please enter person " + (i + 1));

            Console.WriteLine(students[i]);

            Console.ReadLine();

            Console.Clear();

        }

​

        Array.Sort(students);

        Console.WriteLine("The people in your class in alphabetical order are: ");

        foreach (string name in students)

        {

            Console.Write(name + "  ");

            }

        }

    }

}