idnr: 764

3
			3
4
			4

Difficulty: Super easy (0)

idnr: 286

		1
	2
		4
	3

Difficulty: Super easy (0)

idnr: 671


2			1
3			4

Difficulty: Super easy (0)

idnr: 2805

	2

		3
3			4

Difficulty: Super easy (0)