Problems

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio
A Classy Problem 77 24 31% 0.42 12 9 75%
All Pairs Shortest Path 31 7 23% 0.38 8 6 75%
Almost Union-Find 194 8 4% 0.51 8 3 38%
A Mazing! 726 168 23% 0.10 55 43 78%
Backspace 431 136 32% 0.12 73 57 78%
Binary search tree 17 0 0% -- 3 0 0%
Birthday Party 424 97 23% 0.00 48 37 77%
BST Debugging 1835 270 15% 0.06 122 102 84%
Build Dependencies 659 231 35% 0.57 94 83 88%
Bumped! 1525 269 18% 0.22 109 92 84%
Cantina of Babel 2 2 100% 0.07 2 2 100%
Chopping Wood 17 4 24% 0.44 4 4 100%
Coast Length 187 56 30% 0.03 40 35 88%
Counting Stars 29 10 34% 0.09 7 6 86%
Dijkstra Two Stack 522 125 24% 0.20 51 35 69%
Distinctive Character 14 3 21% 0.86 4 2 50%
Fakebool Quick-Find 952 450 47% 0.06 158 149 94%
Fakebool UnionFind 1642 389 24% 0.08 151 133 88%
Fire! 12 3 25% 0.23 4 3 75%
Grandpa Bernie 62 19 31% 0.45 20 15 75%
Greedy Tax Collector 58 6 10% 0.34 6 3 50%
Grid 728 248 34% 0.10 119 110 92%
Guess the Number 933 163 17% 0.00 133 115 86%
Hash 2 0 0% -- 2 0 0%
Hello World! 191 102 53% 0.00 96 95 99%
I Can Guess the Data Structure! 59 16 27% 0.11 12 10 83%
Import Spaghetti 16 3 19% 0.72 3 2 67%
Indexed Min Priority Queue 808 178 22% 0.52 118 95 81%
Minimum Spanning Tree 88 5 6% 0.63 12 4 33%
Money Matters 102 29 28% 0.01 19 19 100%
Muddy Hike 144 48 33% 0.01 28 27 96%
Nature Reserve 1 0 0% -- 1 0 0%
Nuclear Malware 48 17 35% 0.05 6 6 100%
Number Line Artwork 161 25 16% 0.35 17 9 53%
Numbers On a Tree 10 4 40% 0.05 5 4 80%
Oddities 623 280 45% 0.00 187 176 94%
Perfect String Hash 1049 405 39% 0.20 120 109 91%
Racetrack 15 0 0% -- 5 0 0%
Reverse Polish to Infix Notation (Easy) 1589 869 55% 0.06 172 162 94%
Reverse Polish to Infix Notation (Hard) 1365 345 25% 0.10 132 22 17%
Reversing Roads 19 2 11% 0.15 5 2 40%
Single source shortest path, non-negative weights 25 11 44% 0.32 11 9 82%
String Hashing 3 0 0% -- 3 0 0%
Sumsets 105 3 3% 3.49 5 3 60%
Torn To Pieces 75 9 12% 0.06 9 6 67%
Troll Book 2014 547 27% 0.01 148 129 87%
Ultra-QuickSort 23 9 39% 0.19 5 4 80%
Union-Find 252 72 29% 0.30 41 26 63%
Where's My Internet?? 959 350 36% 0.12 132 122 92%