Public puzzle
SE grade 9.6 Sudoku
9.6SE grade · 19 clues
By The Hardest Sudoku Team · Last updated
5
7
2
3
8
6
4
5
1
8
9
6
3
2
1
7
6
9
4
Givens only — solution not shown.
About this puzzle
An SE grade 9.6 Sudoku with 19 clues — diabolical, broken open only by forcing chains.
The SE grade is the canonical difficulty number from Sudoku Explainer — read how it works on the SE grade page.