PlaySudoku.us
Hard · Puzzle #502
4
5
2
8
7
5
4
9
3
5
6
8
9
5
2
3
6
3
8
8
3
7
6
2
5
7
8
4
2
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.