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

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發送短信 : s-Extremal Additive Codes over GF(4)