Problems from Baltic Olympiad in Informatics 2018, day 1

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Love Polygon0.0243731116653%1.3 - 6.7Harddeenetisjaltlvnoplrusv
Martian DNA0.0130388965273%1.2 - 3.6Mediumdeenetisjaltlvnoplrusv
Worm Worries0.2818741982613%1.3 - 9.2Harddeenetisltlvnoplrusv