Problems from Waterloo Programming Contest 2003-09-20

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Basic Remains 342 144 42% 0.02 131 115 88% 3.8
Combination Lock 1101 510 46% 0.00 513 434 85% 2.5
Genealogical Research 477 85 18% 0.00 87 66 76% 3.1
Russian Dolls 986 20 2% 0.00 40 17 42% 8.8
Treasure Map 107 41 38% 0.01 39 31 79% 5.1