MergeTopNs

Element	Missed Instructions	Cov.	Missed Branches	Cov.	Missed	Cxty	Missed	Lines	Missed	Methods
Total	18 of 110	83%	2 of 8	75%	2	7	2	24	0	3
lambda$build$0(LogicalTopN)		81%		75%	2	5	2	20	0	1
build()		100%		n/a	0	1	0	3	0	1
MergeTopNs()		100%		n/a	0	1	0	1	0	1