Problems by Andreas Björklund

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Allergy Test	660	169	26%	0.00	215	107	50%	8.0
Altruistic Amphibians	562	153	27%	0.22	128	94	73%	5.2
Aspen Avenue	2302	646	28%	0.00	441	292	66%	6.4
Best Compromise	926	635	69%	0.00	604	567	94%	2.1
Boiling Vegetables	1505	620	41%	0.00	558	468	84%	3.7
Bread Sorting	1270	481	38%	0.01	503	385	77%	4.7
Breaking Bars	81	7	9%	0.01	20	3	15%	9.6
Circle of Debt	95	25	26%	0.01	29	19	66%	8.0
Code Cleanups	2277	844	37%	0.00	774	694	90%	2.4
Cuckoo Hashing	894	222	25%	0.01	158	119	75%	6.4
Dinner	110	21	19%	0.02	26	18	69%	7.5
Doorman	3082	1620	53%	0.00	1583	1421	90%	2.3
Highest Tower	366	117	32%	0.21	136	98	72%	6.8
Infiltration	144	45	31%	0.00	51	36	71%	6.9
Kindergarten	198	79	40%	0.00	79	54	68%	7.2
Lights Out	184	70	38%	0.15	37	30	81%	7.4
Necklace Decomposition	295	167	57%	0.00	117	101	86%	3.8
Nested Dolls	1576	372	24%	0.06	317	196	62%	6.9
Polyomino Powers	27	16	59%	0.01	15	13	87%	4.9
Quadratic Residues	398	78	20%	0.00	73	58	79%	6.4
Soda Slurper	7791	4512	58%	0.00	4446	4149	93%	1.6
The Bookcase	104	7	7%	0.15	37	7	19%	9.1