4 Replies Latest reply: May 17, 2017 6:00 AM by Antonio Mancini RSS

    how to write expression

    naveen kumar

      Hi ,

      i want to count product which is supplied by only one supplier..

      supplier    product       

      A              gear

      B              gear

      C              break

      D              glass

      E               seat


      Answer : 3 because break,glass, seat is supplied by only one supplier


      how to write expression ?   plz