Sudoku @ sz.dk

Max. level of difficulty


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

Estimated difficulty: 28.8 (<8: low, >45: high)