IMPOWER′？ (America-Wang Jun)? Can you check the price of "case, word of mouth" and "be sure to pay attention" to avoid the pit? = Application. Max(b) and its application. Max(b)> 19 then d = d & ampc & ampa.Cells(i,1) nextzhaoshi = mid (d, 2) if Zhao Zhi = 0, then Zhao Zhi = ""end function = sum product ((a $2: a $10 = M8) * (is number (b $2: k $10)) * (b $2: k $10). 0))sheet 1 B2 = if error(INDEX(sheet 2！ $C:$C，MATCH($ A2 & amp； B$ 1，Sheet2！ $ A:$ A & amp； Sheet2！ $B:$B，)，"")，，Ctrl+Shift+Enter，.= sum product((A2:A99 = " " *(B2:B99 = " " * C2:C99)= VLOOKUP($ B2，OFFSET($B3，MATCH($A2，$A4:$A 100)，，，2，3)，COLUMN(B 1)，)= SMALL(IF($ A $ 4:A $ 5 & amp； $ B $ 4:$ B $ 5 = A $ 2 & amp； $B$2,C4:C5,4^8), 1)