function DFST = cutreps_dfst(c,ALF)
% outputs a DFST that takes converts every occurrence of cc* to c

DFST.ALFin = ALF;
DFST.ALFou = ['@' ALF];
DFST.Q = [1 2];
DFST.q0 = 1;
DFST.F = [1 2];

DFST = init_dfstd(DFST);

DFST = set_dfstd(DFST,1,c,2,c);
DFST = set_dfstd(DFST,2,c,2,'@');

for a = setdiff(ALF,c)
  DFST = set_dfstd(DFST,1,a,1,a);
  DFST = set_dfstd(DFST,2,a,1,a);
end
return