PlaySudoku.us
Hard · Puzzle #7
1
6
7
4
7
5
3
6
7
1
3
2
3
8
1
4
8
9
1
9
3
8
9
5
2
1
7
9
The world record for solving an easy Sudoku is under 1.4 seconds, set in competitive speed-solving.
The world record for solving an easy Sudoku is under 1.4 seconds, set in competitive speed-solving.
The world record for solving an easy Sudoku is under 1.4 seconds, set in competitive speed-solving.
The world record for solving an easy Sudoku is under 1.4 seconds, set in competitive speed-solving.