Problems from International Collegiate Programming Contest (ACM-ICPC) World Finals 2013

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Factors 1742 461 26% 0.01 385 307 80% 5.8
Harvard 352 53 15% 0.26 75 45 60% 9.4
Hey, Better Bettor 296 115 39% 0.00 99 78 79% 6.5
Low Power 1945 452 23% 0.11 514 374 73% 5.0
Map Tiles 97 27 28% 0.35 31 22 71% 8.6
Pirate Chest 457 145 32% 0.41 129 102 79% 7.5
Pollution Solution 970 227 23% 0.00 210 163 78% 6.1
Self-Assembly 944 330 35% 0.00 372 263 71% 4.0
Surely You Congest 1048 342 33% 0.10 250 224 90% 4.0
Up a Tree 135 58 43% 0.02 54 45 83% 8.1
Матрёшка 768 269 35% 0.07 239 195 82% 4.4