idnr: 1351

		3
1		2
	2		1
	3

Difficulty: Super easy (0)

idnr: 1275

	4
	3
		3
		2

Difficulty: Super easy (0)

idnr: 1527

	4
	1
		1
		2

Difficulty: Super easy (0)

idnr: 511

	4


		3

Difficulty: Super easy (0)