Problems from Waterloo Programming Contest 2003-07-05

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Guessing Game 2820 813 29% 0.00 821 699 85% 2.7
Intellectual Property 120 34 28% 0.05 22 12 55% 8.9
Persistent Numbers 599 259 43% 0.02 199 165 83% 3.8