Problems from Google Code Jam 2010 Qualification Round

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Fair Warning 40 24 60% 0.03 22 22 100% 3.4
Snapper Chain (Easy) 535 271 51% 0.00 258 229 89% 2.6
Snapper Chain (Hard) 525 278 53% 0.00 234 214 91% 2.5
Theme Park 71 15 21% 0.00 20 15 75% 6.7