Problems

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Submissions Users
Name Total Acc. Ratio Fastest Total Acc. Ratio   Difficulty
Common Ground 0 0 -- -- 0 0 -- 5.5
Towers of Powers 2: Power Harder 7201 338 5% 0.00 718 44 6% 9.5
Text Processor 769 20 3% 0.03 168 14 8% 9.4
Hopper 932 18 2% 0.32 105 9 9% 9.5
Bona Fide 19 2 11% 0.88 6 1 17% 7.8
A Different List Game 7181 499 7% 0.00 924 180 19% 9.2
The Wire Ghost 207 51 25% 0.01 15 3 20% 9.3
Ranklist Sorting 32 2 6% 0.01 10 2 20% 8.2
Kattis' Little Helpers 18 2 11% 0.19 10 2 20% 8.0
Between Dark and Dawn 26 1 4% 0.04 5 1 20% 7.5
Old School Days 63 3 5% 0.07 14 3 21% 9.1
Swap Frenzy 674 42 6% 0.00 123 28 23% 9.0
Stickers 27 3 11% 0.28 13 3 23% 8.8
Aladin 773 78 10% 0.10 129 30 23% 8.5
Magical Mystery Knight's Tour 926 42 5% 0.00 102 24 24% 9.5
Histogrami 106 2 2% 0.10 8 2 25% 8.4
Magical String 409 38 9% 0.01 66 17 26% 9.2
Alien Codebreaking 265 14 5% 3.23 42 11 26% 9.3
Guess the Digits 418 20 5% 0.01 64 17 27% 9.0
Final Exam 803 46 6% 1.12 92 25 27% 9.0
Balanced Cut 212 18 8% 0.07 47 13 28% 9.6
Ads 627 42 7% 0.00 93 26 28% 5.8
Fishing Contest 59 4 7% 0.77 14 4 29% 8.1
Bling 35 3 9% 0.25 7 2 29% 7.8
Kemija 888 179 20% 0.00 280 81 29% 8.6
As Easy as CAB 1149 99 9% 0.00 253 76 30% 9.2
Maximum Expression 533 28 5% 0.00 76 23 30% 9.2
Drive Safely 174 8 5% 0.01 26 8 31% 9.4
Easy Multiplication 366 37 10% 0.01 74 23 31% 8.2
Easy Probability 537 43 8% 0.00 73 23 32% 8.8
Cumulative Sums 173 36 21% 0.01 63 20 32% 7.7
Learning to code 635 42 7% 0.00 91 29 32% 8.1
3D Printer 849 145 17% 0.00 343 110 32% 8.7
Association of Camera Makers 322 21 7% 0.46 28 9 32% 9.4
Printer Scheduling 257 33 13% 0.07 59 19 32% 9.4
Free Desserts 251 37 15% 0.01 79 26 33% 7.8
Magic Sequence 6793 482 7% 0.93 285 94 33% 6.6
Wooden Crates 148 12 8% 0.22 30 10 33% 9.4
Odometer Analysis 35 3 9% 0.00 9 3 33% 8.8
Frenemies 9 1 11% 0.72 3 1 33% 6.9
Bats! 16 4 25% 0.03 9 3 33% 7.8
A+B Problem 8593 842 10% 0.03 1197 403 34% 8.2
Board Covering 133 19 14% 0.00 50 17 34% 8.8
iCar 139 17 12% 0.01 41 14 34% 8.7
3-Sided Dice 2607 211 8% 0.00 424 149 35% 8.7
Simple Polygon 368 55 15% 0.23 65 23 35% 8.9
Escape 345 50 14% 0.72 48 17 35% 8.0
Saturn Bees 36 7 19% 0.00 14 5 36% 8.4
LCM Tree 122 21 17% 0.07 42 15 36% 8.7
Haunted Graveyard 1792 222 12% 0.02 252 91 36% 8.1
Matchings 648 105 16% 0.13 105 38 36% 7.3
Magical Distances 37 6 16% 3.10 11 4 36% 8.5
Shovelling Snow 1246 122 10% 0.01 100 37 37% 8.7
Firing the Phaser 203 38 19% 0.06 35 13 37% 8.8
Sudoku 403 42 10% 0.02 80 30 38% 8.9
Oop 475 49 10% 0.47 88 33 38% 9.0
Ice Cream 59 3 5% 0.21 8 3 38% 7.8
Climbing 27 3 11% 0.04 8 3 38% 7.8
Bridge Builders 12 3 25% 0.12 8 3 38% 7.7
Russian Dolls 1120 29 3% 0.00 58 22 38% 8.9
Tic Tac Toe 667 44 7% 0.01 84 32 38% 9.0
Satisfaction Guaranteed 291 21 7% 6.78 26 10 38% 9.5
#exclude<scoring> 55 5 9% 0.07 13 5 38% 8.5
Just Enough Bridges 329 49 15% 0.05 96 37 39% 8.0
Fair Divisions 192 29 15% 0.47 31 12 39% 7.4
Forest Fruits 366 33 9% 0.02 49 19 39% 6.7
Ultimate Pipe Game 61 13 21% 0.05 28 11 39% 8.5
Battle of Pokenom 1290 138 11% 0.00 267 105 39% 8.1
Program 683 172 25% 0.15 241 95 39% 7.8
NVWLS 1540 163 11% 0.20 268 106 40% 8.0
Triangular Clouds 277 65 23% 0.11 73 29 40% 7.9
Gotta Catch Em All! 1587 176 11% 0.14 234 93 40% 8.1
Symmetric Polynomials 43 2 5% 0.00 5 2 40% 8.0
Peak Tower 702 44 6% 0.07 50 20 40% 8.5
Flatland Fidget Spinner 86 4 5% 0.26 10 4 40% 7.7
Easter Eggs 342 32 9% 0.17 35 14 40% 9.1
Bus Schedules 26 6 23% 0.16 15 6 40% 8.6
Ascending Photo 1053 183 17% 0.04 210 84 40% 8.5
Planetary Grid 348 38 11% 0.00 72 29 40% 7.8
Playlist 372 48 13% 1.09 37 15 41% 9.5
Virus Synthesis 52 13 25% 0.07 27 11 41% 8.4
Jewel Thief 514 81 16% 0.55 142 58 41% 8.3
Bingo Ties 2873 412 14% 0.00 702 287 41% 7.3
Directory Management 1942 347 18% 0.19 66 27 41% 5.1
Forest of Celery 420 56 13% 0.05 56 23 41% 9.2
Bus Clock Display 45 7 16% 0.02 17 7 41% 8.3
Checkers 203 30 15% 0.00 65 27 42% 7.9
nnnnn 2255 271 12% 0.01 296 123 42% 8.6
The Ending of the End - Part 1 46 6 13% 0.56 12 5 42% 7.3
Dominant Strings 2142 196 9% 0.03 252 105 42% 8.7
A Trivial Pursuit 226 29 13% 0.43 12 5 42% 8.8
Palindromes 391 83 21% 0.09 98 41 42% 8.8
Banjo 271 49 18% 0.00 43 18 42% 9.1
Boom! 327 38 12% 0.09 57 24 42% 8.7
Clinic 774 90 12% 0.05 122 52 43% 5.4
The Addition Game 172 27 16% 0.00 35 15 43% 9.1
MC Part Deux 30 4 13% 0.00 7 3 43% 7.9
String Stretching 898 157 17% 0.00 198 85 43% 8.7
Eksplozija 1402 198 14% 0.01 298 128 43% 7.9
Pinball 629 106 17% 0.07 114 49 43% 8.4