Problems from KTH Challenge 2012

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Birds on a Wire0.00798489258730%2.6Easyen
Lifting Walls0.001766002146024%4.4Mediumen
Pub-lic Good0.00387142046833%3.7Mediumen
Restaurant Orders0.0028215571335522%3.8Mediumen
Toilet Seat0.001038449342641%2.7Easyen
Xor Maximization0.005131230823%6.5Harden