Sudoku #1510

Complexity: Medium

 Fun Fact About Sudoku
The oldest known puzzle is a dissection of a square mentioned by Archimedes around 250BC.

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

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