Problems from Southwestern Europe Regional Contest (SWERC) 2012

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Beehives0.0157972327838%5.3Mediumen
Bits Equalizer0.00245322293329%4.1Mediumen
Countdown0.0613843067525%3.8Mediumen
How do Spiders Walk on Water?0.018431522315%8.3Harden
LCM Pair Sum0.001332579035%4.9Mediumen
Old School Days0.0614821511510%9.4Harden
RNA Secondary Structure0.2114281172017%7.3Harden
Sentry Robots0.00134344818642%3.7Mediumen
Shares0.0091435711933%7.2Harden