idnr: 296

	4
3
			3
		1

Difficulty: Very easy (0)

idnr: 573

	2	1


	3	4

Difficulty: Super easy (0)

idnr: 1037

		3
			2
2
	4

Difficulty: Very easy (0)

idnr: 171

		2	3


4	1

Difficulty: Super easy (0)