Problems from Southwestern Europe Regional Contest (SWERC) 2012

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Beehives0.0153327921978%5.1Mediumen
Bits Equalizer0.00140116396483%4.0Mediumen
Countdown0.061332725881%4.6Mediumen
How do Spiders Walk on Water?0.01758442761%6.7Harden
LCM Pair Sum0.001331118577%4.8Mediumen
Old School Days0.04148244920%9.0Harden
RNA Secondary Structure0.071428311858%6.9Harden
Sentry Robots0.00134319417188%3.7Mediumen
Shares0.00914473064%7.1Harden