Problems from Rocky Mountain Regional Contest (RMRC) 2013

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Chemicals Monitoring 38 12 32% 0.15 16 11 69% 7.5
Credit Card Payment 820 189 23% 0.00 172 134 78% 6.0
Digital Content Protection 45 19 42% 0.01 22 18 82% 5.3
Fast Food Prizes 727 466 64% 0.00 393 370 94% 2.2
Flood-It 207 103 50% 0.00 102 88 86% 3.4
IQ Test 123 18 15% 0.00 26 17 65% 7.3
Institute of Advanced Category Manipulation 36 14 39% 0.00 14 13 93% 5.5
Seven Kingdoms 83 17 20% 0.23 29 16 55% 7.1
Social Advertising 325 141 43% 0.01 83 68 82% 6.2