Problems from Programmeringsolympiadens onlinekval 2019

	Add	Remove

Name	Fastest	Shortest	Total	Acc.	Ratio	Difficulty	Languages
Graduation	0.00	66	1736	1644	95%	1.2 - 2.3Easy	en ja sv
House Building	3.66	5072	2216	2115	95%	1.3 - 9.7Hard	en ja sv
Letter Optimization	0.02	585	834	798	96%	1.3 - 5.1Medium	en ja sv