Sudoku Game: ME-68 Medium

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