#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <iostream>
#include <fstream>
#include <string>
#include "njtree.h"
References njtree::best_pair(), njtree::compute_sums_Sx(), njtree::finish(), ifstream(), input, LEN, njtree::load(), njtree::MATRIX, njtree::NUMTAXON, njtree::output(), njtree::reduction(), njtree::remainingCount(), njtree::symmetric(), njtree::taxonCount(), and usage.