Problems from Northwestern Europe Regional Contest (NWERC) 2015

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Assigning Workstations 6288 1410 22% 0.05 1049 893 85% 3.5
Better Productivity 348 77 22% 0.00 88 60 68% 7.0
Cleaning Pipes 817 231 28% 0.01 194 150 77% 5.0
Debugging 863 245 28% 0.00 261 192 74% 5.8
Elementary Math 1695 561 33% 0.00 447 344 77% 5.2
Flight Plan Evaluation 137 63 46% 0.00 49 45 92% 3.7
Guessing Camels 783 262 33% 0.04 238 162 68% 6.6
Hole in One 234 49 21% 0.00 47 38 81% 7.6
Identifying Map Tiles 2247 1380 61% 0.00 1314 1257 96% 1.6
Jumbled Communication 1279 839 66% 0.00 747 699 94% 2.0
Kitchen Combinatorics 681 244 36% 0.00 212 168 79% 5.5