2026-08-31 daily answer

Step-by-step reasoning

1. Region 2 has only one safe cell left: R2C1.
2. R2C1 rules out cells in its row, column, color region, and touching neighborhood.
3. Region 3 has only one safe cell left: R3C4.
4. R3C4 rules out cells in its row, column, color region, and touching neighborhood.
5. A cat at R1C5 leaves no valid completion, so exclude it.
6. Region 1 has only one safe cell left: R1C3.
7. R1C3 rules out cells in its row, column, color region, and touching neighborhood.
8. A cat at R4C2 leaves no valid completion, so exclude it.
9. A cat at R4C7 leaves no valid completion, so exclude it.
10. Row 4 has only one safe cell left: R4C6.
11. R4C6 rules out cells in its row, column, color region, and touching neighborhood.
12. Row 5 has only one safe cell left: R5C2.
13. R5C2 rules out cells in its row, column, color region, and touching neighborhood.
14. Region 6 has only one safe cell left: R6C5.
15. R6C5 rules out cells in its row, column, color region, and touching neighborhood.
16. Row 7 has only one safe cell left: R7C7.