Sudoku @ sz.dk

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

Estimated difficulty: 37.9 (<8: low, >45: high)