Hard Level 10 (27 clues)

Puzzle URL: http://www.sudoku99.com/sudoku9x9/puzzle/0843662/
Website: www.sudoku99.com

3

8

5

7

4

6

7

8

2

6

2

5

1

4

8

3

9

9

3

1

5

7

2

8

5

7

9