發送短信

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

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發送短信 : Prioritization technique for learning cloud services