發送短信

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

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