# for Newick format tree file perl combinetrees.pl --length=100,100 SampleInputNewick1.nwk SampleInputNewick2.nwk SampleOutputNewick1.nwk perl combinetrees.pl --length=100,500 SampleInputNewick1.nwk SampleInputNewick2.nwk SampleOutputNewick2.nwk # for NEXUS format tree file perl combinetreesNEXUS.pl --length=100,100 SampleInputNEXUS1.tre SampleInputNEXUS2.tre SampleOutputNEXUS1.tre perl combinetreesNEXUS.pl --length=100,500 SampleInputNEXUS1.tre SampleInputNEXUS2.tre SampleOutputNEXUS2.tre