Example

#include <astl.h>
#include <dfa.h>
#include <cursor.h>
#include <dot.h>
#include <iostream>

int main()
{
  DFA_matrix<> A, B;
  dot(std::cout, dfirstc(A));

  DFA_dot out(std::cout);
  out.state_fontsize(18);     // customize display
  dot(out, dfirst_markc(B));  // if B is cyclic
}