Problems

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Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Antenna Placement 199 82 41% 0.00 71 51 72% 7.8
Anthony and Cora 1216 294 24% 0.00 340 232 68% 5.8
Anthony and Diablo 4203 1545 37% 0.00 1569 1365 87% 2.5
Antiarithmetic? 2116 401 19% 0.01 459 260 57% 7.6
Antimatter Rain 110 39 35% 0.17 35 24 69% 6.3
Ants 4832 2202 46% 0.00 1788 1579 88% 2.3
Ant Typing 411 100 24% 0.02 186 96 52% 6.3
Apaxiaaaaaaaaaaaans! 17154 10313 60% 0.00 9228 8803 95% 1.3
Apostrophe Catastrophe 148 39 26% 0.00 38 26 68% 6.5
Appalling Architecture 887 262 30% 0.00 234 194 83% 4.2
Apparatus 795 214 27% 0.01 183 138 75% 5.9
Appeal to the Audience 71 43 61% 0.02 39 38 97% 3.7
Apple Market 507 108 21% 0.07 133 68 51% 8.3
Apples, Cherries, and Mangos 448 136 30% 0.02 142 100 70% 6.8
A Prize No One Can Win 6028 1885 31% 0.00 1539 1358 88% 2.3
Aquarium Tank 590 167 28% 0.00 164 125 76% 6.3
Aqueduct Construction 398 133 33% 0.01 81 66 81% 6.9
A Question of Ingestion 2150 494 23% 0.00 450 344 76% 5.6
Arable Area 360 86 24% 0.04 78 47 60% 8.4
Arachnophobia 695 245 35% 0.12 203 169 83% 4.7
A Random Problem 377 96 25% 0.00 90 63 70% 6.8
A Rational Sequence 2039 692 34% 0.00 740 542 73% 5.2
A Rational Sequence 2 2695 1997 74% 0.00 1761 1696 96% 1.5
A Rational Sequence (Take 3) 1239 999 81% 0.00 845 809 96% 1.7
Arbitrage? 2697 670 25% 0.02 453 384 85% 3.6
Arcade! 1302 240 18% 0.01 236 166 70% 6.1
Arcaea Partners 58 16 28% 0.09 18 14 78% 7.4
Archimedes 32 6 19% 0.00 6 5 83% 5.2
Architecture 261 140 54% 0.00 145 132 91% 3.2
Arctic Network 2632 943 36% 0.00 715 591 83% 4.2
A Real Challenge 10828 5304 49% 0.00 5019 4720 94% 1.5
Area of Effect 171 15 9% 1.38 30 13 43% 8.1
Are You Listening? 2621 849 32% 0.00 808 730 90% 2.5
Arithmetic 3753 1143 30% 0.00 1175 930 79% 3.7
Arithmetic Decoding 127 78 61% 0.00 66 60 91% 3.1
Army Strength (Easy) 4265 2181 51% 0.00 2037 1836 90% 2.2
Army Strength (Hard) 4769 2499 52% 0.01 1932 1744 90% 2.3
Around and Around We Go 59 16 27% 0.00 27 15 56% 7.2
Around the Track 301 39 13% 0.00 61 29 48% 9.2
Around the track 65 17 26% 0.01 26 14 54% 7.6
A Royal Problem 43 12 28% 0.47 13 8 62% 7.3
Arrangement 614 520 85% 0.00 459 442 96% 1.3 - 1.8
Arranging Hat 389 146 38% 0.05 132 113 86% 5.2
Arranging Wine 342 98 29% 0.03 113 78 69% 6.0
Array of Discord 3161 634 20% 0.00 570 409 72% 5.1
Arriving on Time 587 157 27% 0.04 136 106 78% 5.7
Art Appreciation 106 28 26% 0.12 23 16 70% 7.9
Artur 495 106 21% 0.01 114 80 70% 6.8
Artwork 1186 449 38% 0.06 404 283 70% 5.9
A Safe Bet 336 105 31% 0.15 95 65 68% 6.8
Ascending Photo 1114 192 17% 0.04 237 92 39% 8.6
ASCII Addition 1522 887 58% 0.00 795 751 94% 1.9
ASCII Figure Rotation 2432 809 33% 0.00 835 710 85% 3.2
As Easy as CAB 1333 124 9% 0.00 288 97 34% 9.1
Ask Marilyn 1166 201 17% 0.01 180 141 78% 4.3
Aspen Avenue 2289 643 28% 0.00 433 289 67% 6.2
Assassins 408 151 37% 0.03 143 103 72% 4.9
Assembly Line 368 110 30% 0.90 96 73 76% 6.3
Assigning Workstations 11362 2795 25% 0.05 1970 1710 87% 3.4
Assistant Ranking 86 17 20% 0.09 27 13 48% 8.6
Association for Computing Machinery 2923 1118 38% 0.00 1002 883 88% 2.7
Association for Control Over Minds 2366 745 31% 0.03 688 573 83% 4.4
Association for Convex Main Office 689 169 25% 0.05 184 140 76% 6.6
Association for Cool Machineries (Part 1) 1506 302 20% 0.04 257 165 64% 7.0
Association for Cool Machineries (Part 2) 47 28 60% 0.00 32 25 78% 5.7
Association for the Country of Mububa 2030 416 20% 0.00 463 294 63% 7.1
Association of Camera Makers 351 21 6% 0.46 32 9 28% 9.5
Association of Cats and Magical Lights 2449 661 27% 0.18 431 343 80% 5.6
Association of Computer Maintenance 949 94 10% 0.03 114 58 51% 8.5
Association of Myths 63 30 48% 0.00 37 28 76% 7.6
A Star not a Tree? 252 77 31% 0.00 64 45 70% 5.6
Asteroid Mining 50 8 16% 0.04 11 7 64% 7.6
Asteroid Rangers 203 73 36% 0.09 60 43 72% 7.2
Asteroids 730 134 18% 0.00 105 75 71% 7.2
Astro 598 193 32% 0.00 187 160 86% 4.0
Astrological Sign 1183 507 43% 0.00 510 452 89% 1.8
Atlantis 589 112 19% 0.05 136 80 59% 6.4
Atomic Energy 626 128 20% 0.02 72 58 81% 6.2
A Towering Problem 2729 1330 49% 0.00 1338 1206 90% 2.3
A Trivial Pursuit 282 37 13% 0.43 16 7 44% 9.1
Attendance 123 10 8% 0.21 36 10 28% 8.2
Auto Completion 236 62 26% 0.05 65 45 69% 7.2
Automatic Trading 1264 383 30% 0.03 307 213 69% 5.1
Autori 30865 18513 60% 0.00 16470 15825 96% 1.8
Average Rank 530 195 37% 0.24 135 102 76% 5.8
Average Speed 1452 498 34% 0.00 499 417 84% 3.4
A Vicious Pikeman (Easy) 3147 1058 34% 0.00 827 729 88% 3.0
A Vicious Pikeman (Hard) 1894 282 15% 0.01 329 171 52% 8.4
Avion 4487 2548 57% 0.00 2435 2341 96% 1.4
Avogadro 225 93 41% 0.02 92 71 77% 5.5
Avoiding Airports 934 168 18% 0.08 178 106 60% 6.6
Avoiding the Apocalypse 1109 428 39% 0.01 288 253 88% 4.3
Avoidland 882 453 51% 0.04 311 274 88% 3.4
A Walk Through The Forest 1877 622 33% 0.12 421 333 79% 4.9
Awkward Party 2946 1229 42% 0.01 1078 947 88% 2.8
Azulejos 3036 698 23% 0.23 549 432 79% 4.6
BAAS 423 179 42% 0.01 113 93 82% 5.6
Babelfish 11375 5039 44% 0.01 4046 3598 89% 2.4
Baby Bites 5058 2602 51% 0.00 2459 2299 93% 1.7
Babylonian Numbers 1614 864 54% 0.00 859 774 90% 2.1