Problems from Northwestern Europe Regional Contest (NWERC) 2015 Practice

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
A Real Challenge 9251 4484 48% 0.00 4231 3967 94% 1.5
Build Dependencies 3908 1210 31% 0.08 859 701 82% 4.7
Calculating Dart Scores 4769 1734 36% 0.00 972 830 85% 2.6