Problems from KTH Challenge 2012

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Birds on a Wire 1545 510 33% 0.00 537 432 80% 4.2
Lifting Walls 2563 651 25% 0.00 510 437 86% 3.6
Pub-lic Good 739 245 33% 0.01 207 180 87% 3.7
Restaurant Orders 4391 816 19% 0.01 666 503 76% 4.8
Toilet Seat 4281 1781 42% 0.00 1747 1544 88% 2.3
Xor Maximization 307 111 36% 0.00 85 65 76% 5.9