Problems from Google Code Jam 2008 Round 2

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Cheating a Boolean Tree 518 183 35% 0.00 158 127 80% 4.7
PermRLE 31 9 29% 0.50 13 8 62% 6.7
Star Wars 196 36 18% 0.00 50 29 58% 7.8