2
	3				1
	1
				5
4				1
					2

Difficulty: Super easy (0)

2		4		3	1
3	1		2		6

Difficulty: Very easy (0)

	2		3
					1
5
		2		6

Difficulty: Super easy (0)

		4
				1
			4
		2
	5
			1

Difficulty: Super easy (0)