Problems from Croatian Open Competition in Informatics 2014/2015, contest #2

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Bob0.047902166028%5.6Harden
Norma0.1020081622717%7.2Harden
Studentsko0.0115858124743%3.6Mediumen
Šuma0.1715544759019%7.1Harden