idnr: 4668

1	2
		4	3
3	4
		2	1

Difficulty: Super easy (0)

idnr: 2637

			4
		1
	4
2

Difficulty: Super easy (0)

idnr: 2841


4			1
2			4

Difficulty: Very easy (0)

idnr: 4313


		1	3
2	1

Difficulty: Super easy (0)