發送短信 : Smart ecotourism planning in chiang mai using traveling salesman problem

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