Problems from 2012 University of Chicago Invitational Programming Contest

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
CosmoCraft 26 11 42% 0.04 12 9 75% 6.2
Covered Walkway 1356 359 26% 0.04 307 225 73% 4.6
Double Dealing 219 69 32% 0.12 75 55 73% 7.1
Estimation 253 92 36% 0.16 93 76 82% 5.5
Juggler 143 61 43% 0.01 63 52 83% 6.1
Red/Blue Spanning Tree 356 105 29% 0.04 114 86 75% 5.3
Science! 222 63 28% 0.01 66 44 67% 8.0
The End of the World 129 72 56% 0.00 60 53 88% 3.9
The Red Gem 113 30 27% 0.01 27 23 85% 5.8
The Worm in the Apple 39 22 56% 0.12 13 12 92% 4.9