Problems from Northeast North America Regional 2013

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
DVDs0.04785251228744%2.9Mediumen
Palindromes in crosswords0.1519472956121%8.1Harden
Pegs0.052516831923%8.2Harden
Pipes0.0013713126320%9.2Harden
Robot in a Maze0.2770563424739%5.9Harden
WordSpin0.069860618931%5.3Mediumen