Sudoku #887

Complexity: Easy

 Fun Fact About Sudoku
Over 15 million Professor Layton puzzles have been sold. The Prof's first name is Hershel.

Enter numbers into the empty cells so that each row, column and 3x3 box contains the numbers 1 to 9.

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