/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: JoseRivera17 https://cdn.slidesharecdn.com/profile-photo-JoseRivera17-48x48.jpg?cb=1523035989 Algo complicado pero no difícil de manejar