Public puzzle
SE grade 8.3 Sudoku
8.3SE grade · 21 clues
By The Hardest Sudoku Team · Last updated
6
4
2
1
7
8
5
8
4
9
7
4
7
6
3
2
5
8
1
6
9
Givens only — solution not shown.
About this puzzle
An SE grade 8.3 Sudoku with 21 clues — expert, where wings and chaining decide the solve.
The SE grade is the canonical difficulty number from Sudoku Explainer — read how it works on the SE grade page.