This will end the game and the solve won't count toward your stats.
How to play
Place every domino so each shaded region's constraint is satisfied. Each region's tint marks which cells belong together; its label tells you what the values inside must obey.
5region sum equals 5
=all cells equal
≠all cells different
<5sum less than 5
>5sum greater than 5
blank — anything fits
Drag a domino from the tray to the board, or drag a placed domino back to remove. Tap a domino to rotate.