Problems from Southwestern Europe Regional Contest (SWERC) 2012

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Beehives 362 151 42% 0.01 135 111 82% 4.3
Bits Equalizer 618 233 38% 0.00 227 192 85% 4.5
Countdown 254 51 20% 0.06 38 31 82% 5.4
How do Spiders Walk on Water? 119 18 15% 0.01 23 16 70% 7.5
LCM Pair Sum 80 36 45% 0.00 44 35 80% 4.2
Old School Days 61 3 5% 0.07 12 3 25% 9.1
RNA Secondary Structure 87 13 15% 0.24 18 11 61% 7.4
Sentry Robots 30 21 70% 0.00 24 21 88% 5.8
Shares 78 17 22% 0.14 15 13 87% 5.4