Problems from Google Code Jam 2010 Qualification Round

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Fair Warning 113 50 44% 0.02 46 42 91% 4.6
Snapper Chain (Easy) 815 430 53% 0.00 400 358 90% 2.6
Snapper Chain (Hard) 990 535 54% 0.00 438 409 93% 2.3
Theme Park 294 55 19% 0.00 73 45 62% 6.7