idnr: 400

			3
1
			4
4

Difficulty: Super easy (0)

idnr: 1606

		1
3
			1
	4

Difficulty: Super easy (0)

idnr: 1642

		4
3
			2
	2

Difficulty: Super easy (0)

idnr: 2922

4	2
	1
		3
		4	2

Difficulty: Super easy (0)