The player uses the arrow keys to control a long snake to continuously swallow beans, while the snake body grows longer with the swallowed beans, and the game ends when the snake's head hits the snake body or the barrier. Greedy snake game operation is simple, playability is relatively high. The most difficult part of this game is not when the snake grows very long, but at the beginning. At that time, the snake body was very short, it seemed not difficult, but it was most easy to die, because playing with a small short snake made people easy to lose their mind and patience.