..------..               
   /~~-.-~__-'`-__  ~-.  .-~-.         
  |   /~~~\     / ~~---\|     |         
  |  ||| * |   | | |  * |     |         
  /_-|\ \ /     \ \ \__.|\.  |         
  ~   \~~   |_|   ~~~~ /   ~-.\         
       ~-.._      _.-~~            
         .--~~~~~~--.         
        |  |______|  |         
         ~-|______|-~         
           |      |          
           |______|         
           |  |   |         
           |__|___|         
           |_|| _||         
           `--'`--'        
据说这个东西只能在1楼还是2楼直接复制才可行