using System;

public class Program

{

    public static void Main(string[] args)

    {

        string firstname;

        Console.WriteLine("What is your first name? ");

        firstname = Console.ReadLine();

        string surname;

        Console.WriteLine("What is your last name? ");

        surname = Console.ReadLine();

        string age;

        Console.WriteLine("How old are you? ");

        age = Console.ReadLine();

        string classA;

        Console.WriteLine("What is your first class? ");

        classA = Console.ReadLine();

        string classB;

        Console.WriteLine("What is your second class? ");

        classB = Console.ReadLine();

        string classC;

        Console.WriteLine("What is your third class? ");

        classC = Console.ReadLine();

        Console.WriteLine("Your name is {0} {1}" , firstname, surname);

        Console.WriteLine("You are {0} years old" , age);

        Console.WriteLine("Your classes are: {0}, {1} and {2} " , classA, classB, classC);

    }

}