Problems from Nordic Olympiad in Informatics 2017

	Add	Remove

Name	Fastest	Shortest	Authors	Full Solves	Ratio	Difficulty	Languages
IP over Avian Carriers	0.00	32	7	5	71%	3.6 - 8.3Hard	en
Subway	0.12	1877	4	1	25%	4.6 - 9.1Hard	en
Yule Lads	0.06	423	5	4	80%	1.9 - 6.8Hard	en