Problems from International Collegiate Programming Contest (ACM-ICPC) Dress Rehearsal 2012

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Counting Stars 7482 2409 32% 0.00 1976 1704 86% 2.8
Heliocentric 2371 1384 58% 0.00 1214 1143 94% 1.7
Limited Correspondence 823 182 22% 0.03 96 62 65% 7.2
Mandelbrot 2801 847 30% 0.00 771 670 87% 3.1
Matrix Inverse 2869 1028 36% 0.00 1015 857 84% 3.0
Polish Notation 1345 387 29% 0.00 308 251 81% 3.4
Preludes 1881 1016 54% 0.00 984 926 94% 1.8
Prime Spiral 618 249 40% 0.00 189 167 88% 3.6
Reversing Roads 1797 424 24% 0.00 380 313 82% 4.4
SierpiƄski Circumference 2705 1007 37% 0.00 895 797 89% 2.7
Statistics 9410 4115 44% 0.00 3858 3581 93% 1.8
Towers of Powers 2: Power Harder 7290 338 5% 0.00 725 44 6% 9.5