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

Difficulty: Medium

	1		2					2		2		3		2		2			1
2		3		4		4			2		1		2		3
					1		1					2				5			4
	4			3		4		2		2			4		4
2		2			3		1					2		2
	2			1		4			2		4		1			4			4
					1							3		5
2		5		4		4		3			4					3			5
					1					2		4		4			3
				2			3		3		1
2		5			3			3		2		4			4		7		3
2			4			5		4			1		3		5		6		4
							1		2			2		1
2			7			7		4		6			6		2			1
														3			3		2
				1		5		5		6			6		5			2
3			7		2		1
				1		3		5		6			4		5		3		2
1			4		3		3		3		3					2		1

Difficulty: Hard

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

Difficulty: Medium

2		2			3		3		2		2		2		2			1
	2			3		2		2		4		4		3					1
2			2				2		1						5			4
	1				3			2		3				1
2		3		1		2			3			5			5			4
			1		5		2			2									2
2						2		3								1		4
		4			7		1			5		7			6		1
																			2
3		3			4			3		4		3			5			3
				2			4		4		4			3			5		4
	1									2
3		3		5		3			2			3		5			7		3
	3		1				3				2
2						2			1			4		4		1
	4			4			5			4			2		2		5		5
2					1				3		3			3				1
	5			5												3			6
1					2		3		5		4		1
	2			3		1		2		2		2		2		2			3

Difficulty: Very Hard