Problems from Northwestern Europe Regional Contest (NWERC) 2014 Practice Session

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Alphabet Spam 10153 6317 62% 0.00 5320 5115 96% 1.3
Booking a Room 9290 4442 48% 0.00 4043 3776 93% 1.8
Chasing Subs 1255 158 13% 0.01 161 85 53% 7.5