古堡救美。 一个命令行游戏，让玩家在一个有很多楼层和很多房间的古堡中探险，玩家的任 务是找到公主并带她离开古堡。房间有很多种，不同种类的房间有不同的出口， 有的房间里有怪物。如果遇到怪物，游戏就失败了。 -Castle to save the United States. A command-line games, so that there are many players in a room floors and many adventure castle, the pl

When the game starts, the player is in the lobby of the castle. Then the program shows information about the lobby：name of the room, how many exits are there, and names of all exits (e.g.: "east", "south", "up"), like: W