Describir: Opération portes ouvertes /

  _____     _____    _____       ___     _    _    _    _     _  __     ___    
 / ____||  |  ___|| |  __ \\    / _ \\  | \  / || | || | ||  | |/ //   / _ \\  
/ //---`'  | ||__   | |  \ ||  | / \ || |  \/  || | || | ||  | ' //   | / \ || 
\ \\___    | ||__   | |__/ ||  | \_/ || | .  . || | \\_/ ||  | . \\   | \_/ || 
 \_____||  |_____|| |_____//    \___//  |_|\/|_||  \____//   |_|\_\\   \___//  
  `----`   `-----`   -----`     `---`   `-`  `-`    `---`    `-` --`   `---`