發送短信 : A proposed algorithm for finding the minimum cost of traveling in the Philippines

__    __    _____     ______   __   __   _    _   
\ \\ / //  |  ___||  /_   _//  \ \\/ // | |  | || 
 \ \/ //   | ||__    `-| |,-    \ ` //  | |/\| || 
  \  //    | ||__      | ||      | ||   |  /\  || 
   \//     |_____||    |_||      |_||   |_// \_|| 
    `      `-----`     `-`'      `-`'   `-`   `-`