//for( int i=0; i<100; i++ ){
for( int i=0; i<1; i++ ){
FrequencyCount<Integer> lens= gbtar.lengthDistribution();
//System.out.print(i+" ");
GenomicRegionsBuilder rset= new RandomGenomicRegionSet(gball, lens).getRandomGenomicRegions();
//rset.print();
int ovl= ovl(rset, gbref);
System.out.println(rset.size()+" "+ gbref.size()+" "+ovl);