2026-09-11 daily answer

Step-by-step reasoning

1. Region 2 has only one safe cell left: R2C8.
2. R2C8 rules out cells in its row, column, color region, and touching neighborhood.
3. Region 3 has only one safe cell left: R3C5.
4. R3C5 rules out cells in its row, column, color region, and touching neighborhood.
5. Region 7 has only one safe cell left: R7C4.
6. R7C4 rules out cells in its row, column, color region, and touching neighborhood.
7. Region 1 has only one safe cell left: R1C6.
8. R1C6 rules out cells in its row, column, color region, and touching neighborhood.
9. A cat at R4C2 leaves no valid completion, so exclude it.
10. Region 4 has only one safe cell left: R4C1.
11. R4C1 rules out cells in its row, column, color region, and touching neighborhood.
12. Column 3 has only one safe cell left: R5C3.
13. R5C3 rules out cells in its row, column, color region, and touching neighborhood.
14. Row 6 has only one safe cell left: R6C7.
15. R6C7 rules out cells in its row, column, color region, and touching neighborhood.
16. Row 8 has only one safe cell left: R8C2.