using System;

public class Program

{

    public static void Main()

    {

        Int32 Exercise;

        String MyName;

        String Gender;

        int xulu = 5;

        int yankey = 2;

        int Age;

        int Height;

        int Weight;

        int xerxes = 7;

        int yoda = 4;

        int xanos;

        int yam;

        String Apple;

        String Banana;

        String Cucumber;

        String Dorito;

        int PCS1;

        int PCS2;

        int PCS3;

        int PCS4;

        int PCSTotal;

        Console.WriteLine("Welcome Visitor");

        Console.Write("Select an exercise between 1 and 10 to continue: ");

        Exercise = Convert.ToInt32(Console.ReadLine());

        while (Exercise < 1 || Exercise > 10)

            {

                Console.WriteLine("Invalid Exercise");

                Console.WriteLine("Enter number between 1 and 10: ");

                Exercise = Convert.ToInt32(Console.ReadLine());

            }

        while (Exercise >= 1 && Exercise <= 10)

        {

            if (Exercise == 1)

            {

                Console.WriteLine("This is Exercise 1.1");

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

                MyName = Console.ReadLine();

                Console.WriteLine("Are you Male or Female?");

                Gender = Console.ReadLine();

                while (Gender != "Male" && Gender != "Female")

                {

                    Console.WriteLine("Invalid. Please try again.");

                    Gender = Console.ReadLine();

                }

                if (Gender == "Male")

                {

                    Console.WriteLine("Welcome, Mr. {0}", MyName);

                }

                if (Gender == "Female")

                {

                    Console.WriteLine("Welcome, Ms. {0}", MyName);

                }

            }

            if (Exercise == 2 || Exercise == 3)

            {

                Console.WriteLine("This is Exercise 1.2 and 1.3");

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

                Age = Convert.ToInt32(Console.ReadLine());

                Console.Write("What is your height in cm? ");

                Height = Convert.ToInt32(Console.ReadLine());

                Console.Write("What is your weight in Kg? ");

                Weight = Convert.ToInt32(Console.ReadLine());

                Console.WriteLine("You are {0} years old, you are {1} cm tal, and your weight is {2} Kg!", Age, Height, Weight);

            }

            if (Exercise == 4)

            {

                Console.WriteLine("This is Exercise 1.4");

                Console.WriteLine();

                Console.WriteLine("Hello, my initials are:");

                Console.WriteLine("     *******     **      ** ");

                Console.WriteLine("   ***      **   **      ** ");

                Console.WriteLine("  **             **      ** ");

                Console.WriteLine("  *              ********** ");

                Console.WriteLine("  *              ********** ");

                Console.WriteLine("  **             **      ** ");

                Console.WriteLine("   ***      **   **      ** ");

                Console.WriteLine("     *******     **      ** ");

            }

            if (Exercise == 5)

            {

                Console.WriteLine("Assuming that x=7 and y=4, what does each of the following statementes display?");

                Console.WriteLine("a.");

                Console.WriteLine("x=x, y=y");

                Console.WriteLine("b.");

                Console.WriteLine("x = (0), y = (1)", xerxes, yoda);

                Console.WriteLine("x = {0}, y = {1}", xerxes, yoda);

            }

            if (Exercise == 6)

            {

                Console.WriteLine("This is Exercise 1.6");

                Console.WriteLine("a.");

                xanos = yam = 11;

                Console.WriteLine("b.");

                Console.WriteLine("x = x + y");

                Console.WriteLine("c.");

                Console.Write("Type in new value for x: ");

                xanos = Convert.ToInt32(Console.ReadLine());

                Console.WriteLine("x = {0}", xanos);

            }

            if (Exercise == 7)

            {

                Console.WriteLine("This is Exercise 1.7");

                Console.WriteLine("a.");

                Console.WriteLine("Welcome to Fontys ICT in Eindhoven");

                Console.WriteLine();

                Console.WriteLine("b.");

                Console.Write("Welcome ");

                Console.Write("to ");

                Console.Write("Fontys ");

                Console.Write("ICT ");

                Console.Write("in ");

                Console.Write("Eindhoven");

                Console.WriteLine();

                Console.WriteLine();

                Console.WriteLine("c.");

                Apple = "Welcome";

                Banana = "Fontys";

                Cucumber = "ICT";

                Dorito = "Eindhoven";

                Console.WriteLine("{0} to {1} {2} in {3}", Apple, Banana, Cucumber, Dorito);

            }

            if (Exercise == 8)

            {

                Console.WriteLine("This is Exercise 1.8");

                Console.WriteLine("a.");

                Console.WriteLine("old\nMacDonald\nhad\na farm \nEe i ee i oh!");

                Console.WriteLine();

                Console.WriteLine("b.");

                Console.Write("*");

                Console.WriteLine("***");

                Console.WriteLine("*****");

                Console.Write("***");

                Console.WriteLine("**");

                Console.WriteLine();

                Console.WriteLine("c.");

                Console.WriteLine("{0}\n{1}\n{2}", 0, 1, 2);

            }

            if (Exercise == 9)

            {

                Console.WriteLine("This is Exercise 1.9");

                Console.WriteLine("Value for x = {0}.", xulu);

                Console.WriteLine("Value for y = {0}", yankey);

                Console.WriteLine("At the end: x = {0}, y = {1}", yankey, xulu);

            }

            if (Exercise == 10)

            {

                Console.WriteLine("Hello!");

                Console.WriteLine("Calculate the total PCS EC's for an ICT student: PCS1 + PCS2 + PCS3 + PCS4.");

                Console.WriteLine("For each PCS course a student can earn either:");

                Console.WriteLine("         3 EC's <passed the exam> or");

                Console.WriteLine("         0 EC's <passed the exam>.");

                Console.WriteLine();

​

​

                Console.Write("Please, enter the EC's for PCS1: ");

                PCS1 = Convert.ToInt32(Console.ReadLine());

                while (PCS1 != 0 && PCS1 != 3)

                {

                    Console.WriteLine("Invalid.");

                    Console.Write("Please, enter the EC's for PCS1: ");

                    PCS1 = Convert.ToInt32(Console.ReadLine());

                }

                Console.Write("Please, enter the EC's for PCS2: ");

                PCS2 = Convert.ToInt32(Console.ReadLine());

                while (PCS2 != 0 && PCS2 != 3)

                {

                    Console.WriteLine("Invalid.");

                    Console.Write("Please, enter the EC's for PCS2: ");

                    PCS2 = Convert.ToInt32(Console.ReadLine());

                }

                Console.Write("Please, enter the EC's for PCS3: ");

                PCS3 = Convert.ToInt32(Console.ReadLine());

                while (PCS3 != 0 && PCS3 != 3)

                {

                    Console.WriteLine("Invalid.");

                    Console.Write("Please, enter the EC's for PCS3: ");

                    PCS3 = Convert.ToInt32(Console.ReadLine());

                }

                Console.Write("Please, enter the EC's for PCS4: ");

                PCS4 = Convert.ToInt32(Console.ReadLine());

                while (PCS4 != 0 && PCS4 != 3)

                {

                    Console.WriteLine("Invalid.");

                    Console.Write("Please, enter the EC's for PCS4: ");

                    PCS4 = Convert.ToInt32(Console.ReadLine());

                }

                PCSTotal = PCS1 + PCS2 + PCS3 + PCS4;

                Console.WriteLine("Based on the earned Ec's for PCS1 <{0}>, PCS2 <{1}>, PCS3 <{2}>, and PCS4 <{3}>, ", PCS1, PCS2, PCS3, PCS4);

                Console.WriteLine("the total earned EC's for PCS is {0}", PCSTotal);

            }

            Console.WriteLine();

            Console.WriteLine("This is the end of this exercise.");

            Console.WriteLine("Select an exercise between 1 and 10 to continue, or press 0 to exit");

            Exercise = Convert.ToInt32(Console.ReadLine());

        }

        Console.WriteLine();

        Console.WriteLine("You are now exiting the program. Hit any key to exit...");

        Console.ReadLine();

    }

}