累計長度 65之內連結 (12536)

A2=IF(LEN(A1)+LEN(B2)-LEN(A$1)>65,B2,REPT(A1,ROW(A1)>1)&B2)

D2{=INDEX(A:A,SMALL(IF(LEN(A$2:A$12)>LEN(A$3:A$13),ROW($2:$12),99),ROW(A1)))&""