idnr: 936

4
			1
1
			3

Difficulty: Super easy (0)

idnr: 4313

4			3
	3
		1
1			2

Difficulty: Super easy (0)

idnr: 139

	2
		4
	1
		3

Difficulty: Super easy (0)

idnr: 2069

		3	4
		1
	3
2	1

Difficulty: Super easy (0)