Problems from Google Code Jam 2010 Qualification Round

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Fair Warning 101 46 46% 0.02 41 38 93% 4.0
Snapper Chain (Easy) 625 331 53% 0.00 309 277 90% 2.6
Snapper Chain (Hard) 710 377 53% 0.00 308 284 92% 2.4
Theme Park 96 24 25% 0.00 31 24 77% 5.9