Public puzzle
SE grade 6.7 Sudoku
6.7SE grade · 23 clues
By The Hardest Sudoku Team · Last updated
9
1
2
1
6
4
3
5
2
6
2
5
1
8
7
9
5
3
7
4
4
8
9
Givens only — solution not shown.
About this puzzle
An SE grade 6.7 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.