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如图:求E列中结果的公式

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如图:求E列中结果的公式
只是给出E列字面的东西(字母)即可;如全是单个排列为ABC
如图:求E列中结果的公式
用函数真复杂,复杂,复杂
=CHOOSE(IF(SUM(A1:C1)>9,3,CHOOSE(COUNTIF($A1:$C1,A1),IF(COUNTIF($A1:$C1,B1)=2,4,1),2,3)),CONCATENATE(LOOKUP(ROUNDUP(LOG(A1,2),0)+1,{1,2,3},{"A","B","C"}),LOOKUP(ROUNDUP(LOG(B1,2),0)+1,{1,2,3},{"A","B","C"}),LOOKUP(ROUNDUP(LOG(C1,2),0)+1,{1,2,3},{"A","B","C"})),2&CONCATENATE(LOOKUP(ROUNDUP(LOG(A1,2),0)+1,{1,2,3},{"A","B","C"}),LOOKUP(ROUNDUP(LOG(B1,2),0)+1,{1,2,3},{"A","B","C"})),3&LOOKUP(ROUNDUP(LOG(A1,2),0)+1,{1,2,3},{"A","B","C"}),2&LOOKUP(ROUNDUP(LOG(B1,2),0)+1,{1,2,3},{"A","B","C"})&LOOKUP(ROUNDUP(LOG(A1,2),0)+1,{1,2,3},{"A","B","C"}))