2026-10-08 daily answer

Step-by-step reasoning

1. Region 1 has only one safe cell left: R1C7.
2. R1C7 rules out cells in its row, column, color region, and touching neighborhood.
3. Region 2 has only one safe cell left: R2C3.
4. R2C3 rules out cells in its row, column, color region, and touching neighborhood.
5. Region 6 has only one safe cell left: R6C1.
6. R6C1 rules out cells in its row, column, color region, and touching neighborhood.
7. Column 2 has only one safe cell left: R4C2.
8. R4C2 rules out cells in its row, column, color region, and touching neighborhood.
9. Column 4 has only one safe cell left: R5C4.
10. R5C4 rules out cells in its row, column, color region, and touching neighborhood.
11. Row 3 has only one safe cell left: R3C6.
12. Row 7 has only one safe cell left: R7C5.