Problems from Waterloo Programming Contest 2003-09-20

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Basic Remains 327 139 43% 0.02 127 112 88% 3.7
Combination Lock 1065 495 46% 0.00 498 419 84% 2.6
Genealogical Research 462 82 18% 0.00 81 63 78% 3.0
Russian Dolls 938 19 2% 0.01 36 16 44% 8.4
Treasure Map 106 40 38% 0.01 38 30 79% 5.1