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  _  _     ______     _____   __   __            
 | \| ||  /_   _//   / ___//  \ \\/ //     ___   
 |  ' ||   -| ||-    \___ \\   \ ` //     /   || 
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 `-` -`   `-----`  `-----`      `-`'       -|_|| 
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發送短信 : On the hamming distances of constacyclic codes of length 5p<sup>S</sup>