PlaySudoku.us
Easy · Puzzle #243
9
8
2
4
6
1
3
4
3
9
1
6
7
7
6
5
3
2
8
7
5
3
2
9
6
4
6
8
7
5
7
2
1
5
3
8
2
8
4
6
5
9
6
7
4
8
"Every chess master was once a beginner." — Irving Chernev
"Every chess master was once a beginner." — Irving Chernev
Euler's "problème des 36 officiers" — an unsolvable 6×6 Latin square — is a direct mathematical precursor to Sudoku.
Euler's "problème des 36 officiers" — an unsolvable 6×6 Latin square — is a direct mathematical precursor to Sudoku.