Problems from KTH Challenge 2012

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Birds on a Wire 4161 1320 32% 0.00 1319 1076 82% 2.9
Lifting Walls 4712 1127 24% 0.00 950 799 84% 4.4
Pub-lic Good 1234 404 33% 0.01 349 305 87% 3.7
Restaurant Orders 9969 2092 21% 0.01 1496 1153 77% 5.4
Toilet Seat 6849 2926 43% 0.00 2763 2451 89% 2.1
Xor Maximization 763 187 25% 0.00 151 109 72% 6.8