Problems

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio
10 Kinds of People 17 7 41% 0.06 6 6 100%
3SAT 200 34 17% 0.12 13 10 77%
Adding Words 59 15 25% 0.01 18 15 83%
A Different Problem 172 71 41% 0.00 59 55 93%
All about that base 13 3 23% 0.00 5 3 60%
All Different Directions 12 8 67% 0.02 8 8 100%
All Pairs Shortest Path 536 53 10% 0.04 40 20 50%
Almost Perfect 15 5 33% 0.01 6 4 67%
Anagram Counting 8 6 75% 0.17 6 6 100%
ASCII Figure Rotation 51 19 37% 0.00 18 17 94%
Bacon, Eggs, and Spam 7 6 86% 0.01 6 6 100%
Bag of Tiles 9 0 0% -- 5 0 0%
Balanced Diet 11 5 45% 0.03 10 5 50%
BASIC Interpreter 11 4 36% 0.90 5 4 80%
Bit by Bit 13 7 54% 0.00 7 7 100%
Black Friday 0 0 -- -- 0 0 --
Block Crusher 11 1 9% 0.01 2 1 50%
Bobby's Bet 3 3 100% 0.03 3 3 100%
Bounding Robots 20 15 75% 0.00 15 15 100%
Bucket Brigade 0 0 -- -- 0 0 --
Burrows-Wheeler 20 0 0% -- 6 0 0%
Busy Schedule 29 15 52% 0.00 16 14 88%
Cantina of Babel 1 1 100% 0.42 1 1 100%
Cellular Merging 13 0 0% -- 2 0 0%
Charting Progress 17 13 76% 0.01 12 12 100%
Chatter 11 6 55% 0.27 5 5 100%
Checking For Correctness 61 10 16% 0.07 7 7 100%
Circuit Counting 13 0 0% -- 5 0 0%
Class Picture 24 9 38% 0.01 10 9 90%
Committee Assignment 6 0 0% -- 5 0 0%
Compound Words 7 7 100% 0.00 7 7 100%
Connect the Dots 10 3 30% 0.02 3 3 100%
Constrained Freedom of Choice 24 3 12% 0.01 6 3 50%
Context-Free Grammar Parsing 245 57 23% 0.09 34 30 88%
Convex Polygon Area 4 3 75% 0.01 4 3 75%
Counting Triangles 3 3 100% 0.02 3 3 100%
Cryptographer's Conundrum 0 0 -- -- 0 0 --
Curse the Darkness 19 6 32% 0.05 7 6 86%
Cutting Brownies 0 0 -- -- 0 0 --
Cutting Corners 8 4 50% 0.00 5 4 80%
Darts 14 2 14% 0.02 3 2 67%
Deduplicating Files 52 5 10% 0.09 8 5 62%
Detailed Differences 8 7 88% 0.00 7 7 100%
Dictionary Attack 30 5 17% 0.05 9 5 56%
Different Distances 6 6 100% 0.00 6 6 100%
Dyslectionary 34 14 41% 0.00 16 14 88%
Engineering English 43 33 77% 0.02 29 29 100%
Enlarging Hash Tables 78 26 33% 0.02 18 18 100%
Erase Securely 0 0 -- -- 0 0 --
Erdős Numbers 12 1 8% 0.06 2 1 50%
Errands 13 2 15% 0.51 6 2 33%
Estimating the Area of a Circle 33 22 67% 0.00 21 21 100%
Factovisors 0 0 -- -- 0 0 --
Falling Mugs 0 0 -- -- 0 0 --
False Sense of Security 0 0 -- -- 0 0 --
Family DAG 9 2 22% 0.01 3 2 67%
Forest Fires 18 2 11% 0.32 4 1 25%
Fouled files 24 12 50% 0.00 9 9 100%
Functional Fun 36 15 42% 0.00 15 14 93%
Fundamental Neighbors 13 6 46% 0.02 6 6 100%
Generalized Recursive Functions 31 8 26% 1.96 8 8 100%
Genetic Search 5 1 20% 0.47 3 1 33%
Golomb Rulers 35 17 49% 0.12 16 15 94%
Gravity 25 3 12% 0.07 7 3 43%
Half a Cookie 9 9 100% 0.00 9 9 100%
Hall O' Wee Mirrors 8 5 62% 0.01 6 5 83%
Hammer Time 17 4 24% 0.04 5 4 80%
Hello World! 142 109 77% 0.00 61 61 100%
Hiding Places 11 9 82% 0.00 9 9 100%
Hitting the Targets 10 6 60% 0.00 6 6 100%
Holey N-Queens (Batman) 9 7 78% 0.16 6 6 100%
How Many Digits? 23 9 39% 0.03 11 9 82%
Hurricane Danger! 11 0 0% -- 2 0 0%
iBoard 19 10 53% 0.00 10 10 100%
Image Decoding 49 16 33% 0.01 16 15 94%
I'm Thinking of a Number 36 15 42% 0.10 16 15 94%
Increasing Subsequence 16 11 69% 0.00 11 11 100%
In Or Out 17 5 29% 0.00 7 5 71%
I Repeat Myself I Repeat Myself I Repeat 14 7 50% 0.00 7 7 100%
Island Hopping 13 4 31% 0.08 7 4 57%
It's a Secret 15 4 27% 0.00 4 4 100%
Juggling Patterns 18 2 11% 0.00 5 2 40%
Lektira 5 2 40% 0.00 3 2 67%
Loopy Transit 8 0 0% -- 2 0 0%
Low Order Zeros 3 0 0% -- 1 0 0%
LumberCraft 62 9 15% 0.01 7 7 100%
Managing Packaging 29 8 28% 0.11 9 8 89%
Math Worksheet 61 9 15% 0.00 14 9 64%
Maximizing (And Minimizing) Your Winnings 8 8 100% 0.22 8 8 100%
Maximizing Your Pay 10 0 0% -- 3 0 0%
Maximum Flow 17 0 0% -- 7 0 0%
Metaprogramming 29 16 55% 0.03 18 16 89%
Minimum Spanning Tree 168 13 8% 0.32 14 8 57%
Mixed-Base Arithmetic 11 6 55% 0.00 6 6 100%
Modular Arithmetic 17 5 29% 0.01 4 3 75%
More or Less 8 8 100% 0.00 8 8 100%
Musical Notation 25 12 48% 0.00 10 10 100%
Music Your Way 19 14 74% 0.00 13 13 100%
Muzicari 2 0 0% -- 1 0 0%
Name That Permutation 18 11 61% 0.02 10 10 100%