Problems

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio
0-1 Sequences 23 2 9% 0.01 8 2 25%
10 Kinds of People 335 124 37% 0.01 37 26 70%
2, 4, 6, Greaaat 1 0 0% -- 1 0 0%
2048 41 20 49% 0.00 22 14 64%
2D Tic-tac-toe 48275 41642 86% 0.00 1591 1580 99%
3-Sided Dice 284 25 9% 0.00 38 17 45%
3D Printed Statues 12 6 50% 0.00 7 4 57%
3D Printer 1 1 100% 0.00 1 1 100%
3D Tic-Tac-Toe 76366 53917 71% 0.00 1254 1223 98%
4 thought 52 18 35% 0.00 14 7 50%
A Brief Gerrymander 334 67 20% 0.12 39 16 41%
A Classy Problem 185 73 39% 0.02 35 31 89%
A Different List Game 372 38 10% 0.00 58 15 26%
A Different Problem 7891 2740 35% 0.00 2346 2181 93%
A Favourable Ending 1 0 0% -- 1 0 0%
A Feast For Cats 38 17 45% 0.61 5 4 80%
A Flea on a Chessboard 0 0 -- -- 0 0 --
A Horse Shoe-In 0 0 -- -- 0 0 --
A List Game 483 180 37% 0.00 123 110 89%
A Mazing! 1 1 100% 0.21 1 1 100%
A Multiplication Game 23 7 30% 0.00 10 7 70%
A New Adventure 0 0 -- -- 0 0 --
A New Alphabet 12 4 33% 0.00 1 1 100%
A+B Problem 2 0 0% -- 1 0 0%
A1 Paper 925 180 19% 0.00 78 61 78%
ABC 268 115 43% 0.00 62 56 90%
ACM Contest Scoring 7 7 100% 0.00 6 6 100%
Aaah! 1085 536 49% 0.00 222 202 91%
Ab Initio 0 0 -- -- 0 0 --
Abandoned Animal 12 6 50% 0.04 5 5 100%
Above Average 47 19 40% 0.00 19 18 95%
Abstract Art 0 0 -- -- 0 0 --
Abstract Painting 0 0 -- -- 0 0 --
Absurdistan Roads II 89 50 56% 0.00 15 9 60%
Absurdistan Roads III 33 11 33% 0.05 10 7 70%
Access Points 0 0 -- -- 0 0 --
Accounting 2 0 0% -- 1 0 0%
Add 'Em Up! 0 0 -- -- 0 0 --
Adding Words 72 10 14% 0.00 10 6 60%
Adjoin the Networks 19 11 58% 0.00 6 6 100%
Administrative Difficulties 32 5 16% 0.06 12 5 42%
Ads 0 0 -- -- 0 0 --
Advanced Causal Measurements 2 1 50% 0.24 1 1 100%
Adventure Begins 0 0 -- -- 0 0 --
Adventures in Moving -- Part IV 388 89 23% 0.00 69 63 91%
Air Conditioned Minions 0 0 -- -- 0 0 --
Airline Hub 883 237 27% 0.01 118 83 70%
Airport Coffee 0 0 -- -- 0 0 --
Airport Logistics 0 0 -- -- 0 0 --
Airports 0 0 -- -- 0 0 --
Akcija 45 23 51% 0.02 17 15 88%
Akvariet 1325 438 33% 0.00 367 347 95%
Aladin 33 0 0% -- 6 0 0%
Alchemy 0 0 -- -- 0 0 --
Alea iacta est 6 3 50% 0.34 4 3 75%
Alehouse 0 0 -- -- 0 0 --
Alex and Barb 0 0 -- -- 0 0 --
Alice in the Digital World 33 11 33% 0.03 12 11 92%
Alien Codebreaking 0 0 -- -- 0 0 --
Alien Numbers 118 67 57% 0.00 43 40 93%
All Different Directions 1 1 100% 0.07 1 1 100%
All Friends 293 56 19% 0.01 41 27 66%
All Just A Dream 670 159 24% 0.05 71 58 82%
All Kill 0 0 -- -- 0 0 --
All Pairs Shortest Path 2786 554 20% 0.02 272 170 62%
All about that base 1 1 100% 0.03 1 1 100%
All is Well 0 0 -- -- 0 0 --
Allergy Test 44 9 20% 0.05 14 7 50%
Alloys 0 0 -- -- 0 0 --
Almanackan 832 278 33% 0.00 209 196 94%
Almost Perfect 1 1 100% 0.07 1 1 100%
Almost Union-Find 1408 119 8% 0.02 151 53 35%
Alphabet 1 1 100% 0.00 1 1 100%
Alphabet Animals 0 0 -- -- 0 0 --
Alphabet Spam 2266 1180 52% 0.00 181 169 93%
Alternativ Balansering 49 22 45% 0.00 16 14 88%
Alternative Anagram 0 0 -- -- 0 0 --
Alternative Bracket Notation 0 0 -- -- 0 0 --
Altruistic Amphibians 0 0 -- -- 0 0 --
Amanda Lounges 13 2 15% 0.10 5 2 40%
Amazing Adventures 0 0 -- -- 0 0 --
Amazing Race 53 6 11% 1.43 8 3 38%
Ambiguous Result 21 5 24% 0.08 9 5 56%
Amsterdam Distance 0 0 -- -- 0 0 --
An I for an Eye 0 0 -- -- 0 0 --
An Industrial Spy 100 54 54% 0.04 41 37 90%
Anagram Counting 19 11 58% 0.00 9 8 89%
Andrew the Ant 12 4 33% 0.06 4 4 100%
Animal Classification 171 51 30% 0.03 22 18 82%
Another Brick in the Wall 2 2 100% 0.00 2 2 100%
Another Candies 75 37 49% 0.01 32 29 91%
Another Coin Weighing Puzzle 0 0 -- -- 0 0 --
Another Dice Game 8 6 75% 0.00 4 4 100%
Another Query on Array Problem 1 0 0% -- 1 0 0%
Antenna Placement 4 1 25% 0.03 3 1 33%
Anthony and Cora 5 0 0% -- 2 0 0%
Anthony and Diablo 14 8 57% 0.00 4 4 100%
Antiarithmetic? 64 4 6% 0.15 23 4 17%
Ants 193 91 47% 0.01 53 43 81%
Apaxiaaaaaaaaaaaans! 69 23 33% 0.00 19 18 95%