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

Severity Level: Very Hard
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			5		7		1
3		8			4
		9
				5			2
	3		4		1
			3	9
5				4
		2			5		9	8
6			8				7

Severity Level: Very Hard
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			5	3		1		7
6						8
				6	7
1
4	5		2		3
	3			4	9			5
3
							8	9
		8		2		7		4

Severity Level: Very Hard
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8				5
1	4		2
	6			7				3
	3						5
4			6					1
				8		7
3		6	8					4
	5				6	1		9
				9

Severity Level: Very Hard
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