Problems from Croatian Open Competition in Informatics 2009/2010, contest #4

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Autori0.006313353002696%1.3Easyen
Iks0.0029635532592%3.0Mediumen
Kaboom0.01192271659%6.8Harden
Ograda0.03986564071%6.8Harden
Palačinke0.05176616850%7.5Harden
Planina0.006143591385897%1.4Easyen