Problems from Spotify Code Quest 2012

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Collapse0.03405128449739%3.3Mediumen
Evenland0.0253868823%8.8Harden
Greedy Cows0.0012732412812%8.0Harden
Smooth Monkey0.001771725733%5.3Mediumen
Streaming Statistics0.0494069621931%7.3Harden
Three-State Memory0.006349215532%7.9Harden
Toy Railway0.0376031610232%6.5Harden
Troll Hunt0.0056487236036%2.7Easyen