%%
%include Jflex.include
%eof{  /* code en action final */
System.out.println();
%eof}

MOT = [-[:letter:]] +
MOT2 = [^ \n\t,.!?\'():] + // autre solution

%%
{MOT}      { System.out.print(yytext().charAt(0)); }
{MOT2}     { ECHO("MOT2"); }
[^]        { }