Problems from Northeast North America Regional 2013

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
DVDs0.04785302230643%2.9Mediumen
Palindromes in crosswords0.1519473156420%7.6Harden
Pegs0.0525161111917%8.9Harden
Pipes0.0013713306319%9.2Harden
Robot in a Maze0.2770566525638%5.8Harden
WordSpin0.069862019131%5.1Mediumen