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

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發送短信 : A note on Sargan densities