Spam Z to make sure the black block doesn't hit the ground, can't hit edges at all either. Use Up and Down arrow keys for the red block to avoid oncoming Red spikes, can't hit edges at all either. Use Left and Right arrow keys for the blue block to avoid oncoming blue spikes, can't hit edges at all either.
RIP Made from SHEER BOREDOM - Game Over Screen not by me - Idea from "Multitask" - Rest by me