说明：  The Game: Make the snake grow longer by directing it to the food. Extra bonus points are given from hearts, eat them as fast as possible as amount of bonus points decreases with time. Higher level gives more points for the food but will also make it tougher to steer a long snake as speed increaces. Five different mazes as well as play w/o maze are possible.
(The Game : Make the snake grow longer by directing it to the food. Extra bonus points are given from hearts. eat them as fast as possible as amount of bonus po ints decreases with time. Higher level gives mo 're points for the food but will also make it tough er to steer a long snake as speed increaces. Five different mazes as well as play w/o maze are poss ible.)