7	1		6	10			2
		2			1
						3	8	9
7			3			2		4
8		4			2	5
			6	2			4		8
	8		10			6			4
	2	1	9
				5			9
9			2	10		8	6

Difficulty: Very easy (0)

						9		5
			9	7	10	2			4
6		9			8	10	2	4
									3
10	6					3		9
	1		3					8	5
2
	9	10	5	6			1		2
5			10	2	3	6
	4		6

Difficulty: Very easy (0)

10					9	3	1
	9	8			4
	1	6				2		10
	8			3	6		9		1
			7	1			2
		2			1	4
9		5		10	7			4
	2		8				5	6
				6			3	1
		3	1	4					10

Difficulty: Very easy (0)

		10	2			1		5	8
3	6				2
		9	4				6	7
		6			10				3
	1		9			10
			10			3		9
8				3			9
	5	2				8	1
				7				6	10
6	10		8			4	2

Difficulty: Very easy (0)