Sudoku Game: ME-97 Medium

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