發送短信 : Analyzing loop paths for execution time estimation

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