idnr: 663

	1
3			4
1			2
		4

Difficulty: Super easy (0)

idnr: 449

	2
		4
	1
		3

Difficulty: Super easy (0)

idnr: 137

			1
3
			2
4

Difficulty: Super easy (0)

idnr: 480

			1
			2
4
3

Difficulty: Super easy (0)