Problems

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Submissions Users
Name Total Acc. Ratio Fastest Total Acc. Ratio   Difficulty
Concert Rehearsal 477 67 14% 0.02 150 61 41% 7.8
Dominant Strings 2509 229 9% 0.03 292 119 41% 8.8
Playlist 426 62 15% 0.43 49 20 41% 9.2
Battle of Pokenom 1474 175 12% 0.00 306 125 41% 8.5
Ascending Photo 1324 218 16% 0.04 266 109 41% 8.6
Condorcet 92 25 27% 0.00 39 16 41% 8.7
Shovelling Snow 1290 139 11% 0.01 112 46 41% 8.1
Matchings 875 145 17% 0.13 141 58 41% 8.1
Žabe 69 8 12% 0.00 17 7 41% 8.4
The Ending of the End - Part 1 82 8 10% 0.10 17 7 41% 8.9
NVWLS 2095 233 11% 0.20 347 143 41% 8.4
Drive Safely 801 39 5% 0.01 65 27 42% 8.8
Equinumerous 43 6 14% 0.41 12 5 42% 6.6
2, 4, 6, Greaaat 1222 174 14% 0.15 144 60 42% 8.3
Jewel Thief 803 129 16% 0.55 177 74 42% 8.7
Sudokunique 1411 214 15% 0.01 188 79 42% 8.7
Bad Packing 640 126 20% 0.00 257 108 42% 7.9
nnnnn 2695 311 12% 0.01 359 151 42% 8.4
Poslozi 92 10 11% 2.23 19 8 42% 8.2
Easter Eggs 355 38 11% 0.17 38 16 42% 9.2
Darts 163 49 30% 0.00 95 40 42% 8.8
Hack Around the Lock 106 18 17% 0.06 33 14 42% 8.9
Blacksmith Training 194 26 13% 0.02 47 20 43% 9.0
Traveling Salesman 226 37 16% 0.02 84 36 43% 8.9
Frenemies 27 4 15% 0.72 7 3 43% 7.6
Boom! 472 45 10% 0.09 63 27 43% 8.8
Funny Games 961 70 7% 0.34 102 44 43% 9.4
Eksplozija 1617 217 13% 0.01 329 142 43% 7.9
Virus Synthesis 78 19 24% 0.07 37 16 43% 9.1
Fair Divisions 254 44 17% 0.38 53 23 43% 6.4
Escape 376 60 16% 0.72 62 27 44% 8.0
Norma 76 17 22% 0.29 32 14 44% 8.2
#exclude<scoring> 70 8 11% 0.03 16 7 44% 8.2
Bingo Ties 3155 492 16% 0.00 786 344 44% 7.6
Dominating Duos 597 130 22% 0.03 233 102 44% 7.7
String Stretching 1218 221 18% 0.00 258 113 44% 8.8
Podnizovi 61 15 25% 0.22 25 11 44% 8.5
A Horse Shoe-In 191 18 9% 0.27 25 11 44% 9.1
Tango Tango Insurrection 196 26 13% 0.04 34 15 44% 8.1
Around the Track 310 40 13% 0.00 68 30 44% 9.4
The Fox and the Owl 261 35 13% 0.01 70 31 44% 8.5
Infection Estimation 980 89 9% 0.00 149 66 44% 8.8
Symmetric Polynomials 53 4 8% 0.00 9 4 44% 8.6
Police 118 26 22% 0.19 18 8 44% 8.3
Pinball 683 129 19% 0.05 128 57 45% 8.4
Piece of Cake 1189 301 25% 0.01 390 174 45% 8.6
Eavesdropper Evasion 233 64 27% 0.27 38 17 45% 8.9
Another Substring Query Problem 1127 222 20% 0.18 250 112 45% 8.3
Friends 117 16 14% 0.04 29 13 45% 8.0
Trains 83 9 11% 0.00 20 9 45% 8.7
Language Survey 110 21 19% 0.00 40 18 45% 8.8
Course Planning 439 48 11% 0.08 80 36 45% 8.6
Coupons 93 16 17% 0.04 20 9 45% 9.1
Another Query on Array Problem 2315 286 12% 0.05 428 193 45% 7.9
Sneak Attack 518 46 9% 0.00 51 23 45% 8.6
Marvelous Marathon 34 5 15% 1.00 11 5 45% 8.0
Counting Palindromes 413 45 11% 0.15 77 35 45% 8.5
Guess the Numbers 631 131 21% 0.01 189 86 46% 8.7
Greetings! 861 200 23% 0.00 367 168 46% 7.8
Shotcube 419 65 16% 0.17 85 39 46% 8.3
Friendly Fire 51 7 14% 0.19 13 6 46% 8.3
Ads 1063 159 15% 0.00 213 99 46% 5.0
Product Digit 126 18 14% 0.13 30 14 47% 8.7
Fancy Fence 192 51 27% 0.13 45 21 47% 8.9
DVD Screensaver 426 47 11% 0.00 60 28 47% 8.0
AND Permutation 156 30 19% 0.22 47 22 47% 8.9
Who Wants to Live Forever? 277 33 12% 0.01 64 30 47% 8.3
Assistant Ranking 93 19 20% 0.09 32 15 47% 8.3
Containment 192 48 25% 0.00 81 38 47% 8.4
Gotta Catch Em All! 2312 277 12% 0.14 287 135 47% 8.2
Ligatures 128 34 27% 0.06 34 16 47% 7.8 - 9.2
Nim Cheater 131 28 21% 0.00 53 25 47% 8.5
Just Enough Bridges 449 94 21% 0.05 127 60 47% 7.6
Dungeon Dawdler 152 23 15% 0.04 19 9 47% 7.7
SMS Typing 1010 166 16% 0.19 99 47 47% 8.8
Swimming Balls 437 70 16% 0.00 101 48 48% 8.7
Association of Computer Maintenance 985 96 10% 0.03 124 59 48% 8.5
Enigma 98 12 12% 0.00 23 11 48% 7.9
Maximum Loot 2299 326 14% 0.03 192 92 48% 8.5
Triangles 639 101 16% 0.19 148 71 48% 8.2
A Trivial Pursuit 381 46 12% 0.43 25 12 48% 9.2
Forest of Celery 735 99 13% 0.05 79 38 48% 9.1
Probe Droids 414 81 20% 0.00 106 51 48% 9.1
Shovelling Snow 307 38 12% 0.01 62 30 48% 8.4
A Brief Gerrymander 582 115 20% 0.11 109 53 49% 8.8
Closest Pair 5277 975 18% 0.06 667 330 49% 8.1
Stack Construction 554 165 30% 0.04 208 103 50% 7.6
Tournament 50 7 14% 0.04 14 7 50% 7.6
The Addition Game 219 36 16% 0.00 48 24 50% 7.5
Stamp Stamp 146 18 12% 0.18 30 15 50% 8.6
She Talks to Angel 34 6 18% 0.14 10 5 50% 6.0
Safest Taxi 23 7 30% 0.17 8 4 50% 7.0
Pseudo-random Numbers 32 12 38% 0.07 10 5 50% 6.6
Physiognomy 47 9 19% 0.94 16 8 50% 7.4
Pesky Heroes 22 4 18% 0.15 8 4 50% 7.0
Permutation CFG 31 9 29% 0.25 16 8 50% 7.2
Packing Pests 82 13 16% 0.29 22 11 50% 8.1
Odašiljači 46 10 22% 0.04 18 9 50% 7.9
Numble 54 22 41% 0.00 8 4 50% 6.7
Mravi 421 69 16% 0.00 102 51 50% 9.0