Problems from Rocky Mountain Regional Contest (RMRC) 2013

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Chemicals Monitoring 23 8 35% 0.16 11 8 73% 7.1
Credit Card Payment 641 140 22% 0.00 128 98 77% 6.1
Digital Content Protection 23 12 52% 0.01 14 12 86% 5.0
Fast Food Prizes 425 284 67% 0.00 232 218 94% 2.2
Flood-It 117 62 53% 0.00 60 51 85% 4.4
Institute of Advanced Category Manipulation 23 8 35% 0.00 10 8 80% 6.6
IQ Test 73 12 16% 0.00 16 11 69% 5.6
Seven Kingdoms 34 6 18% 0.24 10 6 60% 7.0
Social Advertising 169 83 49% 0.01 51 42 82% 5.4