Gumená redukcia

          _____   ____    ____                
  _ __   |___ /  |  _ \  |___ \   ____  _   _ 
 | '_ \    |_ \  | | | |   __) | |_  / | | | |
 | | | |  ___) | | |_| |  / __/   / /  | |_| |
 |_| |_| |____/  |____/  |_____| /___|  \__, |
                                        |___/