Public puzzle
SE grade 6.7 Sudoku
6.7SE grade · 23 clues
By The Hardest Sudoku Team · Last updated
5
2
4
1
5
7
9
7
2
9
6
3
7
2
9
6
5
1
2
3
8
3
8
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.