D3输入:
=(COUNTIF(OFFSET($B$1,SUMPRODUCT(MAX(($B$1:B1=0)*($B$2:B2=0)*ROW($2:2))),,SUMPRODUCT(MIN((1000-999*(B4:B$82=0)*(B5:$B$83=0))*ROW(4:$82)))-SUMPRODUCT(MAX(($B$1:B1=0)*($B$2:B2=0)*ROW($2:2)))),">0")>4)*3*(COUNTIF(B2:B3,">0")>0)*(COUNTIF(B3:B4,">0")>0),下拉填充。
B1、B2、B83、B84必须无数据或为0,否则不能所有区域仅用一个公式。