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

Difficulty: Easy (0)

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

Difficulty: Super easy (0)

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

Difficulty: Very easy (0)

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

Difficulty: Very easy (0)