PlaySudoku.us
Hard · Puzzle #25
3
1
8
1
8
7
6
9
5
8
5
4
7
5
2
1
6
7
1
2
3
6
9
5
1
7
3
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.