Sudoku Game: ME-21 Medium

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