FROST

Level 01 · Plain. Three rods, plain cuts, and a winning move that takes one single stick off the longest rod.

1. 01Tap a stick. It and every stick after it on that rod is taken.
2. 02You and the machine cut in turn. Whoever takes the very last stick wins.
3. 03HEAT is the rod lengths exclusive-ored together. Hand the machine a zero and it cannot win.