Use the "A" and "D" keys to look left or right. Press "E" to punch, and "Q" to kick (you cannot hold down "Q" to keep kicking). Hit the oranges to improve your score. Don't get hit, or you'll lose half a heart!
This isn't really a serious project, I was just bored. Tell me what you think in the comments, and I might add sound to this project and a proper title screen.