Sudoku Game: ME-3 Medium

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