Problems from ICPC 2012 North American Qualifier

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Choosing Numbers 361 75 21% 0.02 94 62 66% 6.9
Hitting the Targets 1555 902 58% 0.00 878 815 93% 1.7
Loopy Transit 65 31 48% 0.00 35 30 86% 5.1
Maze Movement 135 81 60% 0.06 69 58 84% 4.4
Multi-Touch Gesture Classification 105 26 25% 0.00 23 19 83% 5.7
Out of Context 25 7 28% 0.07 10 6 60% 7.0
Quite a Problem 2437 1022 42% 0.00 967 890 92% 1.8
Ragged Right 3060 1524 50% 0.00 1515 1390 92% 1.9
Stacking Curvy Blocks 270 82 30% 0.00 91 73 80% 4.7
Texas Summers 219 72 33% 0.02 74 57 77% 5.0
Unicycle Counting 133 36 27% 0.00 47 31 66% 6.1