Problems from Google Code Jam Practice Problems

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Alien Numbers 1731 889 51% 0.00 863 782 91% 2.0
Shopping Plan 22 8 36% 0.01 12 6 50% 7.9
Square Fields (Easy) 117 62 53% 0.00 52 46 88% 4.2
Square Fields (Hard) 306 92 30% 0.00 77 57 74% 7.4