Greedy Worm Competition

This a very competitive game. Come on, Let's have a challenge.<p>The worm makes its own body grow longer and longer by eating food. </p>
<p>When the worm's head touches the body of other worms, it will become food, and game over. Then,other worms will be able to eat this food. Sounds interesting, right?</p>
<p>Let's play this interesting game together. Who will get longer worms?</p>