Problems from ICPC 2012 North American Qualifier

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Choosing Numbers 345 70 20% 0.02 87 57 66% 6.6
Hitting the Targets 1520 871 57% 0.00 848 785 93% 1.7
Loopy Transit 65 31 48% 0.00 35 30 86% 5.1
Maze Movement 119 70 59% 0.06 62 51 82% 5.0
Multi-Touch Gesture Classification 105 26 25% 0.00 23 19 83% 5.8
Out of Context 25 7 28% 0.07 10 6 60% 7.0
Quite a Problem 2322 967 42% 0.00 918 845 92% 1.8
Ragged Right 2956 1474 50% 0.00 1460 1343 92% 1.8
Stacking Curvy Blocks 269 81 30% 0.00 90 72 80% 4.7
Texas Summers 211 71 34% 0.02 73 56 77% 4.9
Unicycle Counting 131 35 27% 0.00 46 30 65% 5.9