using System;

namespace Herencia

{

    public class Persona

    {

    }

    public class Empleado : Persona

    {

    }

    public class Estudiante : Persona /// ESTUDIANTE

    {

        public string NumId;

        public string LvStudies;

        public void SetNewEstudiante(string newLvStudies, string newNumId)

        {

            this.LvStudies = newLvStudies;

            this.NumId = newNumId;

        }

    }

    public class Universitario : Estudiante ////UNIVERSITARIO

    { 

        public string NameU;

        public string Degree;

        public int Subjects;

        public float Grades;

        public void SetNewUniversitario(string newNameU, string newDegree, int newSubjects, float newGrades, string newLvStudies, string newNumId)

        {

            this.NameU = newNameU;

            this.Degree = newDegree;

            this.Subjects = newSubjects;

            this.Grades = newGrades;

            this.LvStudies = newLvStudies;

            this.NumId = newNumId;

        }

        public void SetNewUniversitario(string newLvStudies, string newNumId)

        {

            this.LvStudies = newLvStudies;

            this.NumId = newNumId;

        }

    }

    public class Ingeniería : Universitario   //// INGENIERIA

    { 

        string NameProject;

        int TotalHours;

        int NumberHours;

        public void SetNewIngeniería(string newNameProject, int newTotalHours, int newNumberHours,string newNameU, string newDegree, int newSubjects, float newGrades, string newLvStudies, string newNumId)

        {

            this.NameProject = newNameProject; 

            this.TotalHours = newTotalHours;

            this.NumberHours = newNumberHours;

            this.LvStudies = newLvStudies;

            this.NumId = newNumId;

        }

        public void SetNewIngeniería(string newLvStudies, string newNumId)

        {

            this.LvStudies = newLvStudies;

            this.NumId = newNumId;

        }

    }

    public class Program

    {

        public static int option;

        public static bool again = true;

        public static Estudiante[]  estudent = new Estudiante[2];

        public static Universitario[] academic = new Universitario[2];

        public static Ingeniería[] engineering = new Ingeniería[2];

        public static void Main()

            {

                bool again = true;

                for (int i =0; i < estudent.Length; i++)

                {

                    estudent[i] = new Estudiante();

                }

                for (int i =0; i < academic.Length; i++)

                {

                    academic[i] = new Universitario();

                }

                for (int i =0; i < engineering.Length; i++)

                {

                    engineering[i] = new Ingeniería();

                }

                estudent[0].SetNewEstudiante("Doctor","U0016165");

                estudent[1].SetNewEstudiante("Pregrado", "D5451545d");

                academic[0].SetNewUniversitario("UDES","Ingeniería Biomédica",8,4.8f,"Pregrado","e54d454" );

                academic[1].SetNewUniversitario("UIS", "Medicina",6,4.5f,"Pregrado","hh46215");

                engineering[0].SetNewIngeniería("Salvemos Vidas",240 ,8,"SANTOTO","Derecho",6,3.8f,"pregrado","tt845485uu");

                engineering[1].SetNewIngeniería("Tesla Chain", 420,6,"UPB","Contaduría",3,4.6f,"postgrado","pp4654646");    

                do

                {

​

                    Console.WriteLine(": MENU :");

                    Console.WriteLine("1.Estudiante");

                    Console.WriteLine("2.Universitario");

                    Console.WriteLine("3.Ingeniería");

                    Console.WriteLine("0.Salir");

                    Console.WriteLine("Ingrese opcion:");

                    option = Int32.Parse(Console.ReadLine());

                    switch(option)

                    {

                        case 0 :

                            again = false;

                            Console.WriteLine("Cerró sesion");

                        break;

                        default:

                            Console.WriteLine("Opcion incorrecta");

                        break;

                        case 1 :

                            Console.WriteLine("Número de carnet: ");

                            option = Int32.Parse(Console.ReadLine());

                            Console.WriteLine("Nivel de estudios: ");

                            int opt1 = Int32.Parse(Console.ReadLine());

                        break;

​

                        case 2 :

                            Console.WriteLine("Nombre de la universidad: ");

                            option = Int32.Parse(Console.ReadLine());

                            Console.WriteLine("Carrera: ");

                            option = Int32.Parse(Console.ReadLine());

                            Console.WriteLine("Materias inscritas: ");

                            option = Int32.Parse(Console.ReadLine());

                            Console.WriteLine("Notas: ");

                            option = Int32.Parse(Console.ReadLine());

                        break;

​

                        case 3:

                            Console.WriteLine("Nombre del proyecto: ");

                            option = Int32.Parse(Console.ReadLine());

                            Console.WriteLine("Total de horas: ");

                            option = Int32.Parse(Console.ReadLine());

                            Console.WriteLine("Número de horas completadas: ");

                            option = Int32.Parse(Console.ReadLine());

                        break;

​

                    }

                }while (again);

                Console.WriteLine(":: HASTA PRONTO ::");

            }

    }

}