Public puzzle
SE grade 6.5 Sudoku
6.5SE grade · 23 clues
By The Hardest Sudoku Team · Last updated
2
4
9
8
4
1
9
2
3
5
6
7
1
5
7
6
9
4
3
7
2
7
1
Givens only — solution not shown.
About this puzzle
An SE grade 6.5 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.