Problems from Programmeringsolympiadens onlinekval 2019

Name	Fastest	Shortest	Total	Acc.	Ratio	Difficulty	Languages
Graduation	0.00	66	1441	1370	95%	1.2 - 2.3Easy	en ja sv
House Building	3.66	5072	2136	2044	96%	1.3 - 9.6Hard	en ja sv
Letter Optimization	0.02	585	782	752	96%	1.3 - 4.9Medium	en ja sv