Problems from Croatian Open Competition in Informatics 2007/2008, contest #3

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Cetiri0.00593424316993%1.8Easyen
Cudak0.0050231623374%5.5Harden
Dejavu0.0011052646188%2.7Easyen
Oktalni0.00201656154893%1.7Easyen
Redoks0.231083442761%7.9Harden
Tajna0.00911265116792%2.0Easyen