Daily Classic Sudoku October 7, 2026
The same puzzle everyone got on October 7, 2026 — deterministic, graded, and still playable.
| 3 | 4 | 1 | 9 | |||||
| 2 | ||||||||
| 8 | 4 | 6 | 3 | |||||
| 9 | 3 | 8 | ||||||
| 4 | 5 | |||||||
| 2 | 9 | 8 | 5 | 1 | ||||
| 5 | 3 | 7 | 8 | |||||
| 9 | 3 | 1 | 7 | |||||
| 5 |
What it takes to solve
Our grader solved this puzzle in 57 steps. Every technique it needed, in ladder order:
- Naked single× 37
- Hidden single× 16
- XY-Wing× 1
- Coloring× 1
- Forcing chain× 2
Difficulty on Stillgrid is graded by the hardest technique a puzzle actually requires — this one earns Nightmare. How the technique ladder works.
Also on October 7, 2026: the daily killer.