Sudoku @ sz.dk

Max. level of difficulty


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

Estimated difficulty: 19.8 (<8: low, >45: high)