1998: 输出火车

                      (@@) (  ) (@)  ( )  @@    ()    @     O     @     O      @
                  (   )
                (@@@@)
           (    )

          (@@@)
      ====        ________                ___________
     _D _|  |_______/        __I_I_____===__|_________|
    |(_)---  |   H________/ |   |        =|___ ___|      _________________
   /     |  |   H  |  |     |   |         ||_| |_||     _|                _____A
  |      |  |   H  |__--------------------| [___] |   =|                        |
  | ________|___H__/__|_____/[][]~_______|       |   -|                        |
  |/ |   |-----------I_____I [][] []  D   |=======|____|________________________|_
__/ =| o |=-O=====O=====O=====O  ____Y___________|__|__________________________|_
 |/-=|___|=    ||    ||    ||    |_____/~___/          |_D__D__D_|  |_D__D__D_|
  _/      __/  __/  __/  __/      _/               _/   _/    _/   _/