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

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Cetiri0.00593304305993%1.8Easyen
Cudak0.0050229221172%6.3Harden
Dejavu0.0011049743187%3.0Mediumen
Oktalni0.00201633152693%1.7Easyen
Redoks0.231083402665%7.5Harden
Tajna0.00911218112492%2.0Easyen