8	9	2		6	12			1
			5	4	1
	7							5		8
5			7	12					11		4
1	5	12	11	8		10			9
		3			6		2	10	5	11	12
9		7					3	11			10
	12		1							3
						5	12	8
			12			2	6		1	5	7

Difficulty: Super easy (0)

	12					6					1
		10	8	3				5		6	2
5	11			10		7		2
				6	1		5
	9					10	6	11	7	4
					8		2		6	10
	10	1		7		9
	8	4	5	11	10					1
				1		3	9
			2		6		1			3	7
7	6		11				4	12	1
9					7					2

Difficulty: Super easy (0)

		9
	4					2		5	11		7
			10			11	8			1
	11		12	4						5
3		8	1		5			6
	7		5	9		6		1	12	4	8
11	8	4	9		2		12	7		6
			3			5		2	9		1
	1						5	12		10
	5			6	3			10
10		12	7		1					2
									1

Difficulty: Super easy (0)

		9
	4					2		5	11		7
			10			11	8			1
	11		12	4						5
3		8	1		5			6
	7		5	9		6		1	12	4	8
11	8	4	9		2		12	7		6
			3			5		2	9		1
	1						5	12		10
	5			6	3			10
10		12	7		1					2
									1

Difficulty: Super easy (0)