idnr: 579

	3
	2		4
4		2
		3

Difficulty: Super easy (0)

idnr: 1342

			2
	1
		3
2

Difficulty: Super easy (0)

idnr: 4257

2	4


		4	1

Difficulty: Super easy (0)

idnr: 5587

	3
	2		4
3		2
		4

Difficulty: Super easy (0)