function DFST = dfsa2dfst01(DFSA,acceptall)
% converts a DFSA to a DFST that, upon consuming each letter
% emits a 1 if that letter leads to an accept state and 0 otherwise

if ~exist('acceptall','var')
  acceptall = 1;
end

DFST.ALFin = DFSA.ALF;
DFST.ALFou = ['01'];
DFST.Q = DFSA.Q;
DFST.q0 = DFSA.q0;
if acceptall
  DFST.F = DFSA.Q;
else
  DFST.F = DFSA.F;
end

DFST = init_dfstd(DFST);
for q=DFSA.Q
  for s=DFSA.ALF
    p = dfsa_delta(DFSA,q,s);
    if ismember(p,DFSA.F)
      t = '1';
    else
      t = '0';
    end    
    DFST = set_dfstd(DFST,q,s,p,t);
  end
end
return