發送短信

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

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發送短信 : Verification, Model Checking, and Abstract Interpretation