Problems from Google Code Jam 2010 Qualification Round

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Fair Warning 52 31 60% 0.02 26 26 100% 3.2
Snapper Chain (Easy) 580 315 54% 0.00 294 264 90% 2.5
Snapper Chain (Hard) 671 354 53% 0.00 289 268 93% 2.3
Theme Park 89 21 24% 0.00 27 21 78% 6.1