Problems from KTH Challenge 2012

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Birds on a Wire 2146 691 32% 0.00 710 575 81% 3.5
Lifting Walls 3220 776 24% 0.00 631 534 85% 4.0
Pub-lic Good 912 301 33% 0.01 255 225 88% 3.5
Restaurant Orders 6658 1382 21% 0.01 959 732 76% 4.3
Toilet Seat 4952 2091 42% 0.00 2024 1786 88% 2.3
Xor Maximization 478 155 32% 0.00 118 90 76% 6.5