Problems

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio
0-1 Sequences 95 8 8% 0.01 31 5 16%
10 Kinds of People 4804 1080 22% 0.02 822 744 91%
2048 219 84 38% 0.00 85 69 81%
2, 4, 6, Greaaat 86 15 17% 0.23 14 10 71%
3D Printed Statues 30 18 60% 0.00 23 18 78%
3D Printer 5 1 20% 0.00 5 1 20%
3-Sided Dice 1 0 0% -- 1 0 0%
4 thought 7 3 43% 0.00 6 3 50%
A1 Paper 44 20 45% 0.00 23 20 87%
Aaah! 48 26 54% 0.00 26 23 88%
Abandoned Animal 3 2 67% 0.07 3 2 67%
ABC 255 137 54% 0.00 128 120 94%
Ab Initio 512 90 18% 0.09 68 41 60%
Above Average 25 17 68% 0.00 18 16 89%
A+B Problem 2 0 0% -- 1 0 0%
A Brief Gerrymander 0 0 -- -- 0 0 --
Abstract Art 4 3 75% 0.04 4 3 75%
Abstract Painting 0 0 -- -- 0 0 --
Absurdistan Roads II 0 0 -- -- 0 0 --
Absurdistan Roads III 24 5 21% 0.08 7 5 71%
Access Points 0 0 -- -- 0 0 --
Accounting 0 0 -- -- 0 0 --
A Classy Problem 1424 316 22% 0.04 315 233 74%
ACM Contest Scoring 6 5 83% 0.00 5 5 100%
Add 'Em Up! 4 3 75% 0.01 4 3 75%
Adding Words 67 18 27% 0.00 17 13 76%
A Different List Game 12 0 0% -- 2 0 0%
A Different Problem 447 194 43% 0.00 189 179 95%
Adjoin the Networks 52 18 35% 0.02 20 17 85%
Administrative Difficulties 71 26 37% 0.03 28 25 89%
Ads 704 35 5% 0.00 106 21 20%
Advanced Causal Measurements 0 0 -- -- 0 0 --
Adventure Begins 0 0 -- -- 0 0 --
Adventures in Moving -- Part IV 48 17 35% 0.00 16 16 100%
A Favourable Ending 34 25 74% 0.00 25 25 100%
A Feast For Cats 64 38 59% 0.41 34 29 85%
A Flea on a Chessboard 0 0 -- -- 0 0 --
A Horse Shoe-In 78 8 10% 0.45 10 7 70%
AI Jeopardy 2 0 0% -- 1 0 0%
Air Conditioned Minions 43 27 63% 0.00 27 26 96%
Airline Hub 44 18 41% 0.01 17 16 94%
Airport Coffee 0 0 -- -- 0 0 --
Airport Logistics 0 0 -- -- 0 0 --
Airports 11 6 55% 0.13 5 5 100%
Akcija 327 188 57% 0.02 162 160 99%
Aladin 0 0 -- -- 0 0 --
Alchemy 0 0 -- -- 0 0 --
Alchemy 101 0 0 -- -- 0 0 --
Alea iacta est 0 0 -- -- 0 0 --
Alehouse 0 0 -- -- 0 0 --
Alex and Barb 0 0 -- -- 0 0 --
Alice in the Digital World 48 33 69% 0.01 31 29 94%
Alien Codebreaking 0 0 -- -- 0 0 --
Alien Numbers 1 1 100% 0.26 1 1 100%
A List Game 44 21 48% 0.00 19 19 100%
All about that base 0 0 -- -- 0 0 --
All Different Directions 0 0 -- -- 0 0 --
Allergy Test 2 0 0% -- 1 0 0%
All Friends 0 0 -- -- 0 0 --
All is Well 0 0 -- -- 0 0 --
All Just A Dream 55 21 38% 0.11 25 20 80%
All Kill 0 0 -- -- 0 0 --
Alloys 25 8 32% 0.00 9 8 89%
All Pairs Shortest Path 189 50 26% 0.04 39 30 77%
Almost Perfect 12 4 33% 0.01 5 4 80%
Almost Union-Find 87 27 31% 0.08 29 24 83%
Alphabet 56 30 54% 0.00 28 25 89%
Alphabet Animals 147 35 24% 0.02 33 31 94%
Alphabet Spam 11 9 82% 0.00 9 9 100%
Alternating Current 0 0 -- -- 0 0 --
Alternative Anagram 0 0 -- -- 0 0 --
Alternative Bracket Notation 0 0 -- -- 0 0 --
Altruistic Amphibians 0 0 -- -- 0 0 --
Amanda Lounges 0 0 -- -- 0 0 --
A Mazing! 716 97 14% 0.12 62 49 79%
Amazing Adventures 0 0 -- -- 0 0 --
Amazing Race 9 6 67% 0.85 4 4 100%
Ambiguous Result 0 0 -- -- 0 0 --
Amsterdam Distance 15 11 73% 0.00 10 9 90%
A Multiplication Game 2 2 100% 0.00 2 2 100%
Anagram Counting 12 4 33% 0.02 4 4 100%
Andrew the Ant 22 8 36% 0.06 10 8 80%
A New Adventure 0 0 -- -- 0 0 --
A New Alphabet 9 5 56% 0.00 5 5 100%
An I for an Eye 15 9 60% 0.00 7 7 100%
Animal Classification 0 0 -- -- 0 0 --
An Industrial Spy 26 21 81% 0.02 21 20 95%
Another Brick in the Wall 117 70 60% 0.00 69 66 96%
Another Candies 4 2 50% 0.01 2 2 100%
Another Coin Weighing Puzzle 0 0 -- -- 0 0 --
Another Dice Game 0 0 -- -- 0 0 --
Another Query on Array Problem 1 1 100% 0.07 1 1 100%
Antenna Placement 47 28 60% 0.00 29 26 90%
Anthony and Cora 41 10 24% 0.01 12 10 83%
Anthony and Diablo 1 1 100% 0.00 1 1 100%
Antiarithmetic? 1 1 100% 0.38 1 1 100%
Ants 2 2 100% 0.03 2 2 100%
Apaxiaaaaaaaaaaaans! 571 394 69% 0.00 349 336 96%
Apostrophe Catastrophe 0 0 -- -- 0 0 --
Appalling Architecture 0 0 -- -- 0 0 --