MergeTopNs

Element	Missed Instructions	Cov.	Missed Branches	Cov.	Missed	Cxty	Missed	Lines	Missed	Methods
Total	4 of 89	95%	2 of 6	66%	2	6	2	21	0	3
lambda$build$0(LogicalTopN)		94%		66%	2	4	2	17	0	1
build()		100%		n/a	0	1	0	3	0	1
MergeTopNs()		100%		n/a	0	1	0	1	0	1