判斷是否有其他字元 (10296)

C1=N(SUM(MMULT(N(CHAR(SMALL(ROW($1:$10)+{47,64},ROW($1:$16)))=MID(A1,COLUMN(A:Z),1)),ROW($1:$26)^0))<LEN(A1))

另解=1-N(SUM(N(MID(A1,ROW($1:$32),1)<"G"))=32)

另解=1-AND(ISNUMBER(HEX2DEC(MID(A1,(ROW($1:$4)-1)*10+1,10))))