二条件 不重复计数 (10398)


D2{=SUM(IFERROR( (B2:B10="")/COUNTIFS(A2:A10, "<>",A2:A10,A2:A10,B2:B10,""),))


D3{=SUM((MATCH(A2:A10&B2:B10,A2:A10&B2:B10,)=ROW(1:9))*(B2:B10="")*(A2:A10<>""))


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