Problems from ICPC 2012 North American Qualifier

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Choosing Numbers 515 100 19% 0.02 115 77 67% 6.2
Hitting the Targets 2009 1130 56% 0.00 1099 1017 93% 1.7
Loopy Transit 99 48 48% 0.00 50 42 84% 5.0
Maze Movement 371 186 50% 0.06 157 132 84% 4.3
Multi-Touch Gesture Classification 115 28 24% 0.00 25 20 80% 6.5
Out of Context 29 9 31% 0.07 11 6 55% 7.9
Quite a Problem 3376 1408 42% 0.00 1320 1201 91% 2.0
Ragged Right 3727 1864 50% 0.00 1853 1701 92% 1.8
Stacking Curvy Blocks 331 99 30% 0.00 108 89 82% 4.1
Texas Summers 410 138 34% 0.02 121 96 79% 4.1
Unicycle Counting 175 40 23% 0.00 54 35 65% 8.1