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

Difficulty: Hard

	1			2		2		1
2			5		4
						3		4
	1		5		7		4
3		2		1				2
	1		4		4		3
3		1
	1		5		4			2
3		3		2			1

Difficulty: Very easy

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

Difficulty: Super Hard

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

Difficulty: Very Hard