Sudoku @ sz.dk

Max. level of difficulty


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

Estimated difficulty: 7.6 (<8: low, >45: high)