while(it.hasNext()){
it.next();
i++;
// System.out.println((++i)+":"+it.next());
}
result.release();
final Date end = new Date();
System.out.println("\n"+t+": End processing:"+end);
System.out.println("\nNumber of sorted RDF terms/Strings:"+i);
System.out.println("Number of runs swapped to disk:" + algo.getNumberOfRunsOnDisk());