2026-11-09 daily answer

Step-by-step reasoning

1. Region 2 has only one safe cell left: R2C7.
2. R2C7 rules out cells in its row, column, color region, and touching neighborhood.
3. Region 3 has only one safe cell left: R3C3.
4. R3C3 rules out cells in its row, column, color region, and touching neighborhood.
5. Region 4 has only one safe cell left: R4C6.
6. R4C6 rules out cells in its row, column, color region, and touching neighborhood.
7. Region 6 has only one safe cell left: R6C2.
8. R6C2 rules out cells in its row, column, color region, and touching neighborhood.
9. Row 5 has only one safe cell left: R5C4.
10. R5C4 rules out cells in its row, column, color region, and touching neighborhood.
11. Row 7 has only one safe cell left: R7C5.
12. R7C5 rules out cells in its row, column, color region, and touching neighborhood.
13. Row 1 has only one safe cell left: R1C1.