Problems from Southwestern Europe Regional Contest (SWERC) 2012

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Beehives0.0153377829238%5.3Mediumen
Bits Equalizer0.002454056110227%4.4Mediumen
Countdown0.0613323528424%3.8Mediumen
How do Spiders Walk on Water?0.018431883116%7.4Harden
LCM Pair Sum0.001332929432%5.4Mediumen
Old School Days0.0414822245826%9.0Harden
RNA Secondary Structure0.0714281412417%6.5Harden
Sentry Robots0.00134352322343%3.7Mediumen
Shares0.0091438412633%6.8Harden