Put one pup in every row, column and yard.
- 1
One pup in each row, column and coloured yard. - 2
Pups never touch, not even diagonally. - 3
A ✕ marks a square with no pup. - 4
Tap for ✕. Long-press or right-click for a pup. Tap again to take it off. - 5
Hint: tap for where, tap again for why.
What you see
Red ring: touching another pup. Each colour is one yard.