This is not an exercise in "valid" tetris configurations, per se. It's a matter of arranging these blocks to make a clean square - plain and simple. The "malici

This is not an exercise in "valid" tetris configurations, per se. It's a matter of arranging these blocks to make a clean square - plain and simple. The "malicious design" is tongue-in-cheek. Every engineer who has this lamp on their desk has thought of this.