Problems from Croatian Open Competition in Informatics 2014/2015, contest #4

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Mravi0.0027180970687%2.7Easyen
Mravi0.004311226755%8.4Harden
Pripreme0.004753947788%2.8Mediumen
Sabor0.114861269878%5.8Harden
Stanovi0.01311392462%7.4Harden