using System;

​

namespace Dog_Cat_Duck

{

    public class Program

    {

       public static void Main(string[] args)

        {

            string Dog = "Bark", Cat = "Meow", Duck = "Quack";

            string You, Greet = "Hello",greet = "hello";

​

            Console.Write("You: ");

            You = Console.ReadLine();

            if(You==Greet || You == greet)

            {

                Console.Write("Dog: " + Dog + "\n");

            }

            Console.Write("You: ");

            You = Console.ReadLine();

            if (You == Greet || You == greet)

            {

                Console.Write("Cat: " + Cat + "\n");

            }

            Console.Write("You: ");

            You = Console.ReadLine();

            if (You == Greet || You == greet )

            {

                Console.Write("Duck: " + Duck + "\n");

            }

        }

    }

}