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

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