maiko 當前離線
中學生
B3:B5{=INDEX(H:H,LARGE(IF(COUNTIF(B$1:B1,H$1:H$5)=0,ROW(H$1:H$5)),RANDBETWEEN(1,5-ROW(A1)))) hcm19522 發表於 2015-11-27 10:02
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B2:B???(預先下拉)=IF(ROW(A1)>COUNTA(H:H)-1,"",OFFSET(H$1,MOD(MATCH(B$1,H:H,)+ROW(A1)-1,COUNTA(H:H)), ... hcm19522 發表於 2015-11-27 18:21