Problems from KTH Challenge 2012

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Birds on a Wire0.00797163207229%3.3Mediumen
Lifting Walls0.001765623136424%4.4Mediumen
Pub-lic Good0.01529130844034%3.9Mediumen
Restaurant Orders0.0147313033270221%5.5Harden
Toilet Seat0.001037615316142%2.3Easyen
Xor Maximization0.00592625728%6.4Harden