Public puzzle
SE grade 6.9 Sudoku
6.9SE grade · 23 clues
By The Hardest Sudoku Team · Last updated
5
9
6
2
1
4
6
3
9
2
4
3
7
8
5
8
5
9
3
3
4
7
2
Givens only — solution not shown.
About this puzzle
An SE grade 6.9 Sudoku with 23 clues — hard, leaning on X-Wings and steady candidate elimination.
The SE grade is the canonical difficulty number from Sudoku Explainer — read how it works on the SE grade page.