Problems from Northwestern Europe Regional Contest (NWERC) 2015

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Assigning Workstations 3474 870 25% 0.05 704 585 83% 3.5
Better Productivity 346 77 22% 0.00 87 60 69% 6.3
Cleaning Pipes 784 220 28% 0.01 187 144 77% 4.9
Debugging 826 235 28% 0.00 252 184 73% 5.8
Elementary Math 1558 515 33% 0.00 427 331 78% 5.1
Flight Plan Evaluation 115 54 47% 0.00 44 40 91% 4.1
Guessing Camels 725 243 34% 0.04 215 148 69% 6.4
Hole in One 231 47 20% 0.00 46 37 80% 7.5
Identifying Map Tiles 2038 1242 61% 0.00 1183 1129 95% 1.7
Jumbled Communication 1236 808 65% 0.00 713 668 94% 2.0
Kitchen Combinatorics 662 234 35% 0.00 203 160 79% 5.4