Problems from Baltic Olympiad in Informatics 2018, practice session

	Add	Remove

Name	Fastest	Shortest	Total	Acc.	Ratio	Difficulty	Languages
Citations	0.02	382	650	592	91%	1.4 - 6.5Hard	en et is ja lv pl ru
Ninety-nine	0.00	6	5865	5577	95%	1.2 - 3.4Medium	en et is ja lv pl ru
Simple Arithmetic	0.00	5	4768	4400	92%	1.2 - 5.1Medium	en et is ja lv pl ru sv