idnr: 1838

			4
2
			1
4

Difficulty: Super easy (0)

idnr: 623

		2
	1
		1
	3

Difficulty: Super easy (0)

idnr: 2052

4
			1
2
			3

Difficulty: Super easy (0)

idnr: 4234


		3	2
2	1

Difficulty: Super easy (0)