idnr: 2196

			2
1
			4
2

Difficulty: Super easy (0)

idnr: 1030

		2
		3
	3
	4

Difficulty: Super easy (0)

idnr: 1869

2	1	4


	4	1	2

Difficulty: Super easy (0)

idnr: 3180

		2	1
			4
1
4	3

Difficulty: Super easy (0)