idnr: 10198

		6	1
4
				1
	3
					5
		5	2

Difficulty: Very easy (0)

idnr: 8387

			3	2

	4			5
	1			3

	5	2

Difficulty: Very easy (0)

idnr: 6482

				1
		6		4
4
					5
	6		2
	2

Difficulty: Very easy (0)

idnr: 10713

		3
	2
				3
	1
				4
			6

Difficulty: Very easy (0)