取前三不重複數字 (10414)


C2{=TEXT(SUM(MID(A2,SMALL(IFERROR(FIND(ROW($1:$10)-1,A2),99),{1,2,3}),1)*10^{2,1,0}),"000")


另解{=TEXT(SUM(MID(A2,SMALL(FIND(ROW($1:$10)-1,A2&"0123456789"),{1,2,3}),1)*10^{2,1,0}),"000")


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