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

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Factors 1700 451 27% 0.01 376 299 80% 5.5
Harvard 349 53 15% 0.26 75 45 60% 9.4
Hey, Better Bettor 280 112 40% 0.00 96 75 78% 6.5
Low Power 1933 444 23% 0.11 507 367 72% 5.1
Map Tiles 97 27 28% 0.35 31 22 71% 8.4
Pirate Chest 452 143 32% 0.41 127 100 79% 7.6
Pollution Solution 935 219 23% 0.00 200 155 78% 6.0
Self-Assembly 915 316 35% 0.00 358 251 70% 3.9
Surely You Congest 977 327 33% 0.10 240 215 90% 3.9
Up a Tree 131 56 43% 0.02 52 43 83% 8.5
Матрёшка 747 258 35% 0.07 231 189 82% 4.3