发布网友 发布时间:2022-04-25 04:37
共1个回答
热心网友 时间:2023-10-26 10:44
=IF(COLUMN(A1)>LEN($A4)*LEN($B4)*LEN($C4),"",MID($A4,INT((COLUMN(A1)-1)/LEN($B4)/LEN($C4))+1,1)&MID($B4,MOD(INT((COLUMN(A1)-1)/LEN($C4)),LEN($B4))+1,1)&MID($C4,MOD(COLUMN(A1)-1,LEN($C4))+1,1))