Sudoku @ sz.dk

Max. level of difficulty


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

Estimated difficulty: 16.8 (<8: low, >45: high)