2		3		1		2
			2		1
		2
3			4			4
		1		2
2			1
		2		4		2

Difficulty: Super Hard

1			3		1
				2		3
2			4		1
	1		3			3
2		2			1
	1			2		2

Difficulty: Very Hard

1		3		1		1
			1
2		3		5		4
	1		3
3		1		3		3
2			3			2

Difficulty: Very easy

	4			6		4
2
		2		6		6
	2				1
5		6		2
						2
2		5			3

Difficulty: Very Hard