Problems from ICPC 2012 North American Qualifier

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Choosing Numbers 456 92 20% 0.02 102 69 68% 5.9
Hitting the Targets 1748 992 57% 0.00 969 896 92% 1.7
Loopy Transit 76 33 43% 0.00 39 32 82% 6.2
Maze Movement 280 143 51% 0.06 112 98 88% 3.4
Multi-Touch Gesture Classification 113 28 25% 0.00 24 20 83% 5.4
Out of Context 27 9 33% 0.07 10 6 60% 7.0
Quite a Problem 2583 1097 42% 0.00 1038 956 92% 1.8
Ragged Right 3159 1589 50% 0.00 1575 1447 92% 1.9
Stacking Curvy Blocks 311 94 30% 0.00 102 84 82% 3.6
Texas Summers 232 74 32% 0.02 77 59 77% 5.1
Unicycle Counting 148 37 25% 0.00 48 32 67% 6.0