發送短信 : DIAMETER OF A MULTIPARTITE TOURNAMENT

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