Problems

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Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
A Prize No One Can Win 5373 1568 29% 0.00 1250 1091 87% 2.6
A Question of Ingestion 1723 419 24% 0.00 382 298 78% 5.5
A Random Problem 345 87 25% 0.00 81 57 70% 5.9
A Rational Sequence 1892 628 33% 0.00 678 495 73% 5.0
A Rational Sequence (Take 3) 1047 854 82% 0.00 711 680 96% 1.7
A Rational Sequence 2 2461 1810 74% 0.00 1600 1534 96% 1.5
A Real Challenge 9544 4637 49% 0.00 4384 4109 94% 1.5
A Royal Problem 29 7 24% 0.73 9 4 44% 8.0
A Safe Bet 329 103 31% 0.15 92 63 68% 6.3
A Star not a Tree? 161 31 19% 0.00 39 22 56% 8.7
A Towering Problem 2390 1178 49% 0.00 1184 1072 91% 2.0
A Trivial Pursuit 226 29 13% 0.43 12 5 42% 8.8
A Vicious Pikeman (Easy) 2482 793 32% 0.00 659 570 86% 3.5
A Vicious Pikeman (Hard) 1429 248 17% 0.01 279 149 53% 8.2
A Walk Through The Forest 1463 490 33% 0.12 350 278 79% 4.9
ASCII Addition 1261 713 57% 0.00 624 587 94% 1.9
ASCII Figure Rotation 2125 688 32% 0.00 709 599 84% 3.4
Apparatus 746 191 26% 0.01 159 118 74% 6.0
Apple Market 477 99 21% 0.07 122 62 51% 8.2
Apples, Cherries, and Mangos 433 129 30% 0.02 138 96 70% 7.0
Aquarium Tank 536 154 29% 0.00 152 117 77% 6.1
Aqueduct Construction 281 116 41% 0.01 60 52 87% 5.9
Arable Area 340 75 22% 0.04 74 46 62% 8.2
Arachnophobia 403 137 34% 0.14 122 101 83% 5.4
Arbitrage? 2603 627 24% 0.02 421 358 85% 3.5
Arcade! 1271 233 18% 0.01 225 160 71% 6.1
Arcaea Partners 56 15 27% 0.09 16 13 81% 6.9
Arctic Network 2077 735 35% 0.00 631 514 81% 4.4
Are You Listening? 2068 633 31% 0.00 595 533 90% 2.6
Area of Effect 171 15 9% 1.38 30 13 43% 8.1
Arithmetic 3428 1002 29% 0.00 1031 805 78% 3.8
Army Strength (Easy) 3945 2009 51% 0.00 1867 1681 90% 2.2
Army Strength (Hard) 4421 2297 52% 0.01 1743 1571 90% 2.2
Around and Around We Go 59 16 27% 0.00 27 15 56% 7.1
Around the Track 276 36 13% 0.00 57 26 46% 8.8
Around the track 65 17 26% 0.01 26 14 54% 7.6
Arranging Hat 370 135 36% 0.05 123 106 86% 5.3
Arranging Wine 309 91 29% 0.03 101 72 71% 5.2
Arriving on Time 473 139 29% 0.04 114 92 81% 5.8
Artur 471 98 21% 0.01 107 75 70% 6.1
Artwork 1089 402 37% 0.06 368 253 69% 5.9
As Easy as CAB 1149 99 9% 0.00 253 76 30% 9.2
Ascending Photo 1053 183 17% 0.04 210 84 40% 8.5
Ask Marilyn 950 140 15% 0.01 130 98 75% 4.7
Aspen Avenue 2108 598 28% 0.00 391 263 67% 5.8
Assassins 337 125 37% 0.03 115 84 73% 4.5
Assembly Line 298 94 32% 0.90 79 59 75% 6.0
Assigning Workstations 8680 1919 22% 0.05 1436 1237 86% 3.6
Assistant Ranking 77 13 17% 0.09 24 11 46% 8.6
Association for Computing Machinery 2759 1046 38% 0.00 945 834 88% 2.6
Association for Control Over Minds 1894 589 31% 0.03 565 466 82% 4.4
Association for Convex Main Office 670 163 24% 0.05 177 134 76% 6.5
Association for Cool Machineries (Part 1) 1438 291 20% 0.04 250 159 64% 7.0
Association for Cool Machineries (Part 2) 47 28 60% 0.00 32 25 78% 5.6
Association for the Country of Mububa 1922 381 20% 0.00 444 278 63% 7.0
Association of Camera Makers 322 21 7% 0.46 28 9 32% 9.4
Association of Cats and Magical Lights 2311 630 27% 0.18 407 326 80% 5.3
Association of Computer Maintenance 916 90 10% 0.03 111 55 50% 8.6
Association of Myths 61 29 48% 0.00 36 28 78% 7.0
Asteroid Rangers 194 70 36% 0.09 55 40 73% 7.3
Asteroids 720 133 18% 0.00 98 74 76% 6.2
Astro 492 163 33% 0.00 159 135 85% 4.1
Atlantis 574 105 18% 0.05 127 74 58% 6.2
Attendance 24 9 38% 0.21 13 9 69% 6.4
Auto Completion 209 52 25% 0.05 56 40 71% 7.4
Automatic Trading 1123 349 31% 0.03 268 185 69% 4.9
Autori 24123 15070 62% 0.00 13571 13139 97% 1.3
Average Rank 423 162 38% 0.24 114 83 73% 5.9
Average Speed 1324 432 33% 0.00 445 364 82% 3.7
Avion 3298 1864 57% 0.00 1811 1740 96% 1.4
Avogadro 194 82 42% 0.02 78 61 78% 5.2
Avoiding Airports 772 145 19% 0.08 156 91 58% 6.3
Avoiding the Apocalypse 1015 392 39% 0.01 255 225 88% 4.1
Avoidland 779 395 51% 0.04 256 222 87% 3.6
Awkward Party 2279 945 41% 0.01 845 736 87% 3.1
Azulejos 2857 631 22% 0.23 515 404 78% 4.6
BAAS 187 84 45% 0.03 76 65 86% 4.5
Babelfish 10275 4484 44% 0.01 3606 3210 89% 2.1
Baby Bites 4127 2102 51% 0.00 1988 1852 93% 1.7
Baby Names 2311 335 14% 0.15 158 104 66% 6.1
Babylonian Numbers 1349 687 51% 0.00 698 624 89% 2.2
Bachet's Game 2716 1394 51% 0.07 910 844 93% 2.3
Backpack Buddies 316 92 29% 0.04 71 55 77% 6.2
Backspace 11417 4246 37% 0.00 3345 2837 85% 2.9
Bacon, Eggs, and Spam 4243 2410 57% 0.00 2097 1954 93% 1.7
Bag of Tiles 680 207 30% 0.10 166 117 70% 6.5
Baggage 336 111 33% 0.00 133 93 70% 5.9
Bakice 104 43 41% 0.00 53 41 77% 5.7
Bakterije 190 22 12% 0.00 38 18 47% 8.8
Balanced Cut 212 18 8% 0.07 47 13 28% 9.6
Balanced Diet 604 187 31% 0.01 173 129 75% 5.8
Balanced Diet 1073 469 44% 0.00 411 340 83% 4.1
Ball Bearings 602 220 37% 0.00 230 189 82% 3.7
Ball Tricks 68 4 6% 0.30 4 3 75% 7.8
Balls and Needles 827 317 38% 0.08 185 172 93% 3.3
Baloni 3279 1155 35% 0.01 1021 821 80% 3.3
Banana Problem 35 19 54% 0.30 19 14 74% 6.8
Banjo 271 49 18% 0.00 43 18 42% 9.1
Bank Queue 12973 3645 28% 0.00 3111 2565 82% 3.5
Bar Code 75 8 11% 0.78 8 6 75% 6.3