Virus Killer 2016

If you dare to handle puzzle games here is a Virus Spread killer 2016 for you.
Virus Spread 2016 has two interesting characters.
Red character is a Virus which will spread to overcome the game.
It will spread automatically and overcome other character.
Green character is an Anti-virus which will reduce the effect of Red Virus.
Red Virus will be controlled by Green Anti-virus.
How to play:
-There are two boxes on the screen. You have to control Green boxes.
-Red boxes will be placed automatically.
-Red box will overcome Green boxes if it is placed at its diagonal place.
-Red box will overcome its first touching sides if it is placed consecutively.
-You will win from Virus if you placed Green boxes more than Red boxes.