Problems from Waterloo/Alberta Programming Contest 2004-06-12

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Marbles On A Tree 758 303 40% 0.00 219 196 89% 2.9
Three Powers 1579 784 50% 0.00 624 579 93% 2.5
Work Reduction 477 157 33% 0.01 110 81 74% 5.9