Problems from Google Code Jam 2012

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Equal Sums (Easy) 1024 605 59% 0.00 512 484 95% 2.3
Safety in Numbers 357 55 15% 0.00 63 37 59% 8.3
Tide Goes In, Tide Goes Out 89 38 43% 0.01 24 21 88% 5.4