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

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Counting Stars 8871 2855 32% 0.00 2313 1979 86% 3.3
Heliocentric 2675 1556 58% 0.00 1384 1299 94% 1.8
Limited Correspondence 942 202 21% 0.03 118 75 64% 7.2
Mandelbrot 3148 970 31% 0.00 868 760 88% 3.0
Matrix Inverse 3314 1204 36% 0.00 1173 999 85% 2.8
Polish Notation 1710 492 29% 0.00 398 328 82% 3.3
Preludes 2172 1169 54% 0.00 1138 1070 94% 1.8
Prime Spiral 646 273 42% 0.00 208 185 89% 3.4
Reversing Roads 2526 583 23% 0.00 512 400 78% 4.7
SierpiƄski Circumference 3031 1154 38% 0.00 1004 901 90% 2.5
Statistics 10964 4752 43% 0.00 4481 4132 92% 2.2
Towers of Powers 2: Power Harder 7445 341 5% 0.00 758 46 6% 9.5