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

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Bob0.04790744865%6.1Harden
Norma0.102008431842%7.2Harden
Studentsko0.0115824921888%3.4Mediumen
Šuma0.161554936065%6.8Harden