idnr: 3169

			1
			2
3
2

Difficulty: Super easy (0)

idnr: 4184

1
3	4
		2	1
			3

Difficulty: Super easy (0)

idnr: 991

4	3


		4	2

Difficulty: Super easy (0)

idnr: 818


1		4
	3		1

Difficulty: Super easy (0)