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 _    _     ______    ____     _    _    _    _   
| |  | ||  /_   _//  |  _ \\  | || | || | \  / || 
| |/\| ||   -| ||-   | |_| || | || | || |  \/  || 
|  /\  ||   _| ||_   | .  //  | \\_/ || | .  . || 
|_// \_||  /_____//  |_|\_\\   \____//  |_|\/|_|| 
`-`   `-`  `-----`   `-` --`    `---`   `-`  `-`

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發送短信 : On self-dual constacyclic codes of length p<sup>s</sup>over F<inf>p<sup>m</sup></inf>+uF<inf>p<sup>m</sup></inf>