Play Sudoku Together

Solve Sudoku puzzles with your collegues - how fast can you complete this Sudoku together? What is your strategy?




6
4
2
8
9
8
2
4
8
3
1
9
6
9
5
1
8
1
4
2
3
5
8
9
5
6
2
9
7
8
5
1
9
8
5
6