Contribute correction: Waves

           _    _      _____     ___    
  ____    | || | ||   / ___//   / _ \\  
 |    \\  | || | ||   \___ \\  / //\ \\ 
 | [] ||  | \\_/ ||   /    // |  ___  ||
 |  __//   \____//   /____//  |_||  |_||
 |_|`-`     `---`   `-----`   `-`   `-` 
 `-`