Problems from Baltic Olympiad in Informatics 2018, day 1

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Love Polygon0.0243732317855%1.3 - 6.5Harddeenetisjaltlvnoplrusv
Martian DNA0.0130397473275%1.2 - 3.2Mediumdeenetisjaltlvnoplrusv
Worm Worries0.2818742052914%1.3 - 9.2Harddeenetisltlvnoplrusv