F2:F20{=IF(ROW(B1)>18,"",INDIRECT(TEXT(LARGE(IF(COUNTIF(F$1:F1,B$2:D$7)=0,ROW(B$2:D$7)*100+COLUMN(B2:D7)),RANDBETWEEN(1,19-ROW(B1))),"!
確定! 回上一頁