idnr: 279

	2	4
1
			4
	1	3

Difficulty: Super easy (0)

idnr: 21

1	2


		3	4

Difficulty: Super easy (0)

idnr: 493

	4
2			1
4			3
		1

Difficulty: Super easy (0)

idnr: 26


	2		4
3		1

Difficulty: Super easy (0)