Zombie Zone play online

You have just one weapon with 330 bullets. You found an island, it looked safe until you saw the signs. There are a bunch of human bones around. You should go back to your boat but, the waves are rising and it is raining cats and dogs. You should wait until the waves are gone so, there is one option, go to island and try to survive.
- 1 shoot to the head is enough.
- 4 shoot to the body is enough.
- 5 shoot to arm and leg is enough to kill zombies.