1
5	6				4
		4
			5
4				1	5
					2

Difficulty: Very easy (0)

	2				3
			6
	6		5
		5		2
		4
1				3

Difficulty: Very easy (0)

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

Difficulty: Very easy (0)

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

Difficulty: Super easy (0)