idnr: 1126


4	2
		1	4

Difficulty: Super easy (0)

idnr: 2889

	4
			2
3
		3

Difficulty: Super easy (0)

idnr: 4032

	3	1
2
			1
	2	3

Difficulty: Super easy (0)

idnr: 3811

4	1
3
			3
		1	4

Difficulty: Super easy (0)