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

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Text this: Model fisik pensifatan watak rembesan dan perkolasi