Problems by Andreas Björklund

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Allergy Test 436 123 28% 0.00 137 70 51% 7.8
Altruistic Amphibians 363 92 25% 0.24 91 65 71% 5.0
Aspen Avenue 1091 361 33% 0.00 269 179 67% 7.2
Best Compromise 542 361 67% 0.00 338 315 93% 2.2
Boiling Vegetables 1171 446 38% 0.00 391 325 83% 3.4
Bread Sorting 920 291 32% 0.01 330 230 70% 5.1
Circle of Debt 36 16 44% 0.01 19 12 63% 7.4
Code Cleanups 1574 568 36% 0.00 548 475 87% 2.4
Cuckoo Hashing 487 142 29% 0.01 104 78 75% 6.3
Dinner 78 15 19% 0.03 18 12 67% 7.1
Doorman 2139 1139 53% 0.00 1147 1017 89% 2.4
Highest Tower 280 85 30% 0.21 102 71 70% 6.6
Infiltration 132 41 31% 0.00 46 32 70% 6.4
Kindergarten 149 58 39% 0.00 59 40 68% 7.2
Lights Out 172 60 35% 0.15 31 25 81% 7.5
Necklace Decomposition 169 88 52% 0.00 77 65 84% 5.8
Nested Dolls 974 176 18% 0.06 162 92 57% 7.5
Polyomino Powers 15 10 67% 0.01 10 8 80% 5.4
Quadratic Residues 300 55 18% 0.00 49 39 80% 5.6
Soda Slurper 2976 1762 59% 0.00 1733 1627 94% 1.6