發送短信

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

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發送短信 : A note on open tournament theory