Hi,

Am Mon, 11 May 2015 18:24:16 +0200 schrieb Claus Busch:

in D2 try:
=IF(MATCH(B2&C2,B$1:B$100&C$1:C$100,0)=ROW(),"N"," Y")

if you have Excel versio n 2007 or later you can also try in D2:
=IF(COUNTIFS($B$2:B2,B2,$C$2:C2,C2)=1,"N","Y")
and copy down


Regards
Claus B.
--
Vista Ultimate / Windows7
Office 2007 Ultimate / 2010 Professional