Tropical Flight

Adjusted only main points of rules for flight shooting game,
to enjoy simple but fun.

Flying on tropical sky,
Avoiding bomb,
Shoot coins and get score.
But not to crash directly to coins.

Coins are 3 types.
1. '10' : gives score 10. eliminated by one shoot.
2. '50' : gives score 50. eliminated by two shoot.
3. '100' : gives score 100. eliminated by three shoot.