for (i=0;i<numAtts;i++) if (i == cindex)
for (i=0;i<numAtts;i++) { if (i == cindex) {
  public hashKey(Instance t, int numAtts) throws Exception    {      int i;      int cindex = t.classIndex();      key = -999;      attributes = new double [numAtts];      missing = new boolean [numAtts];      for (i=0;i<numAtts;i++)	if (i == cindex)	  missing[i] = true;	else	{	  if ((missing[i] = t.isMissing(i)) == false)	  {	    attributes[i] = t.value(i);	  }	}    }