/$$                                   /$$ /$$
  | $$                                  |__/| $$
 /$$$$$$   /$$   /$$  /$$$$$$   /$$$$$$  /$$| $$
|_  $$_/  | $$  | $$ |____  $$ /$$__  $$| $$| $$
  | $$    | $$  | $$  /$$$$$$$| $$  \__/| $$| $$
  | $$ /$$| $$  | $$ /$$__  $$| $$      | $$| $$
  |  $$$$/|  $$$$$$/|  $$$$$$$| $$      | $$| $$
   \___/   \______/  \_______/|__/      |__/|__/

Use GNU.