Two Kinds of Particles

You control two special kinds of particles. These are a particle of positive matter (black cube) and a particle of negative matter(white cube). Both of these particles must protect each other if they are to survive the sea of particles. If the positive matter comes into contact with any other particles of positive matter it is game over (Black v. Black). Same with negative matter (White v. White). However, if your positive matter particle(Black) hits a negative matter particle (White) it will de...