/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: marouanedilali9 https://cdn.slidesharecdn.com/profile-photo-marouanedilali9-48x48.jpg?cb=1523472816 Un pessimiste c'est un optimiste qui a de l'expérience