array3b.in.

      14
      1.      1.0
      2.      1.0
      3.      1.0
      4.      2.0
      3.      2.0
      5.      1.0
      6.      1.0
      8.      3.0
      10.      3.0
      5.      3.0
      5.      3.0
      6.      3.0
      7.      1.0
      4.      1.0