PlaySudoku.us
Easy · Puzzle #259
7
1
8
3
9
4
1
8
6
8
2
9
6
7
1
6
1
9
7
7
8
4
2
5
6
9
2
6
4
3
7
1
3
8
9
2
5
8
5
2
6
3
4
9
5
8
7
"I hear and I forget. I see and I remember. I do and I understand." — Confucius
"I hear and I forget. I see and I remember. I do and I understand." — Confucius
The maximum number of givens in a Sudoku that still leaves the rest logically deducible (no trivial completion) can exceed 77.
The maximum number of givens in a Sudoku that still leaves the rest logically deducible (no trivial completion) can exceed 77.