using System;

public class Program

{

    public static void Main()

    {

        string temp,p_1;;

        int under;

        byte opc;

        do{

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

            Console.WriteLine("     ███ ███    ███   ███    ███   ███    ███ ▄██▀▀▀███▀▀▀██▄ ███    ███   ███    ███   ** **");

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

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

            Console.WriteLine("     ███ ███    ███ ▀▀███ ████▄  ▀███████████ ███   ███   ███ ███    ███ ▀███████████  **   **       **   ****");

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

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

            Console.WriteLine("█▄ ▄███ ████████▀    ████████▀    ███    █▀   ▀█   ███   █▀   ▀██████▀   ▄████████▀    **  *    *  **     **  *");

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

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

            Console.WriteLine("                    █ █  █   █ █   █ █  ▄▀ █▀ ▀▄  █ █  █  █  █   █                     *           *           ");

            Console.WriteLine("                    █▄▄█ ██▀▀█ █   █ █▀▀▌  █   ▀  █▄▄█ █   █ █   █                    *             *                        ");

            Console.WriteLine("                    █  █ █   █ ▀████ █  █  █▄  ▄▀ █  █ █  █  ▀████                   *     0     0   *                      ");

            Console.WriteLine("                    █    █          █   ▀███▀     █ ███▀                             *        @      *                     ");

            Console.WriteLine("                    █    ▀          ▀             █                                   *     __ __   * ");

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

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

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

            Console.Write("\n");//OJO, para el examen :)

            Console.WriteLine("1. Partida nueva.");     

            Console.WriteLine("2. Tabla de posiciones.");       

            Console.WriteLine("3. Salir.");     

            temp = Console.ReadLine();

​

            if (byte.TryParse(temp, out opc)){

                switch(opc){

                    case 1:

                           do{

                               Console.WriteLine("┌─┐┬ ┬┌─┐┬─┐┌─┐┌─┐┌┬┐┬┌┬┐┌─┐");

                               Console.WriteLine("├─┤├─┤│ │├┬┘│  ├─┤ │││ │ │ │");

                               Console.WriteLine("┴ ┴┴ ┴└─┘┴└─└─┘┴ ┴─┴┘┴ ┴ └─┘");

                               Console.WriteLine("");

                               Console.WriteLine("1. Seleccionar categoria (5 categorias disponibles).");       

                               Console.WriteLine("2. Categoria aleatoria.");

                               Console.WriteLine("3. Salir.");

                               temp = Console.ReadLine();   

​

                               if (byte.TryParse(temp, out opc)){

                                    switch(opc)

                                    {

                                        case 1:

                                            Console.WriteLine("Videojuegos");

                                                Console.WriteLine("Ingrese Palabra");

                                                p_1 = Console.ReadLine();

                                                Console.WriteLine("La Longitud de la cadena es de");

                                                Console.WriteLine(p_1.Length);

                                                Console.WriteLine("Su cadena en underscore es: ");

                                                for (under=0;under<p_1.Length-1;under++)

                                                {

                                                    Console.WriteLine("_");

                                                }

                                                p_1 = p_1.Replace("e","b");

                                                Console.WriteLine(p_1);

                                        Console.WriteLine("Código para seleccionar categoria");

                                               break; 

                                        case 2:Console.WriteLine("Código para categoria aleatoria");

                                               break;

                                        case 3:Console.WriteLine("Salgó al menú principal");

                                               break;

                                        default:Console.WriteLine("Opción invalida");

                                                break;

​

                                    }                                   

                               }

                               else

                               {

                                    Console.WriteLine("Opción incorrecta");

                               }

​

                           }while(opc!=3);  

                           opc = 6;

                           break;

                    case 2:

                           break;

​

                    case 3:

                           break;

                    default:

                            Console.WriteLine("Opción incorrecta");

                    break;

                }

            }

            else

            {

                Console.WriteLine("no ingresaste un número correcto");

            }

​

        }while(opc!=3);

    }

}