MergeTopNs

Element	Missed Instructions	Cov.	Missed Branches	Cov.	Missed	Cxty	Missed	Lines	Missed	Methods
Total	23 of 100	77%	5 of 8	37%	4	7	5	23	0	3
lambda$build$0(LogicalTopN)		73%		37%	4	5	5	19	0	1
build()		100%		n/a	0	1	0	3	0	1
MergeTopNs()		100%		n/a	0	1	0	1	0	1