一火车 祝顺心!!=IFERROR(INDEX(MID($B4,ROW(INDIRECT("1:"&LEN($B4))),1),SMALL(IF(FREQUENCY(MATCH(MID($B4,ROW(INDIRECT("1:"&LEN($B4))),1),MID($B4,ROW(INDIRECT("1:"&LEN($B4))),1),),MATCH(MID($B4,ROW(INDIRECT("1:"&LEN($B4))),1),MID($B4,ROW(INDIRECT("1:"&LEN($B4))),1),))= MAX(FREQUENCY(MATCH(MID($B4,ROW(INDIRECT("1:"&LEN($B4))),1),MID($B4,ROW(INDIRECT("1:"&LEN($B4))),1),),MATCH(MID($B4,ROW(INDIRECT("1:"&LEN($B4))),1),MID($B4,ROW(INDIRECT("1:"&LEN($B4))),1),))),ROW(INDIRECT("1:"&LEN($B4))),9^9),COLUMN(A1))),"") |