Problems from Northwestern Europe Regional Contest (NWERC) 2015

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Assigning Workstations 8584 1867 22% 0.05 1382 1188 86% 3.7
Better Productivity 390 81 21% 0.00 102 64 63% 8.3
Cleaning Pipes 915 251 27% 0.01 222 166 75% 5.6
Debugging 1095 306 28% 0.00 315 233 74% 5.9
Elementary Math 1839 607 33% 0.00 492 382 78% 5.2
Flight Plan Evaluation 151 69 46% 0.00 53 49 92% 3.8
Guessing Camels 904 299 33% 0.04 265 182 69% 6.5
Hole in One 234 49 21% 0.00 47 38 81% 7.6
Identifying Map Tiles 2512 1580 63% 0.00 1488 1429 96% 1.5
Jumbled Communication 1458 965 66% 0.00 851 799 94% 2.0
Kitchen Combinatorics 1279 415 32% 0.00 246 202 82% 5.1