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 _    _     _____     _____    __   __    ______  
| || | ||  |  ___||  |__  //   \ \\/ //  /_   _// 
| || | ||  | ||__      / //     \ ` //   `-| |,-  
| \\_/ ||  | ||__     / //__     | ||      | ||   
 \____//   |_____||  /_____||    |_||      |_||   
  `---`    `-----`   `-----`     `-`'      `-`'

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發送短信 : The order of normal form generalized hypersubstitutions of type τ = (2)