Problems from Northwestern Europe Regional Contest (NWERC) 2015

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Assigning Workstations 855 264 31% 0.06 269 202 75% 5.0
Better Productivity 294 68 23% 0.00 73 51 70% 5.6
Cleaning Pipes 497 128 26% 0.01 120 98 82% 4.7
Debugging 538 168 31% 0.00 161 132 82% 5.2
Elementary Math 935 309 33% 0.00 248 197 79% 4.8
Flight Plan Evaluation 96 45 47% 0.00 38 35 92% 4.6
Guessing Camels 494 170 34% 0.08 139 104 75% 5.5
Hole in One 214 44 21% 0.00 40 35 88% 5.9
Identifying Map Tiles 1009 689 68% 0.00 639 617 97% 1.5
Jumbled Communication 759 537 71% 0.00 472 445 94% 1.9
Kitchen Combinatorics 463 164 35% 0.00 135 111 82% 5.4