idnr: 535

3	1
			3	2

	1		2

Difficulty: Hard

idnr: 1418

3	1		2	4

1
	3		2
			4

Difficulty: Super easy

idnr: 328

4				2
1			3

		4		3
		1		2

Difficulty: Super easy

idnr: 924


	2	3
		2
1
3		1

Difficulty: Medium