PROGRAM PARSER(INPUT,OUTPUT);
CONST NUL=0;
      IDENTIFIER=1;
      INTEGERCONSTANT=2;
      REALCONSTANT=3;
      CHARACTER=4;
      STRING=5;

      PLUS=6;
      MINUS=7;
      TIMES=8;
      SLASH=9;
      EQUAL=10;
      NOTEQUAL=11;
      LESS=12;
      LESSOREQUAL=13;
      GREATER=14;
      GREATEROREQUAL=15;
      LPARENT=16;
      RPARENT=17;
      LBRACKET=18;
      RBRACKET=19;
      BECOMES=20;
      PERIOD=21;
      COMMA=22;
      SEMICOLON=23;
      COLON=24;
      UPTO=25;

      ANDSYM=51;
      ARRAYSYM=52;
      BEGINSYM=53;
      CASESYM=54;
      CONSTSYM=55;
      DIVSYM=56;
      DOWNTOSYM=57;
      DOSYM=58;
      ELSESYM=59;
      ENDSYM=60;
      FORSYM=61;
      FUNKTIONSYM=62;
      IFSYM=63;
      MODSYM=64;
      NILSYM=65;
      NOTSYM=66;
      OFSYM=67;
      ORSYM=68;
      OTHERSSYM=69;
      PROZEDURESYM=70;
      PROGRAMSYM=71;
      RECORDSYM=72;
      REPEATSYM=73;
      THENSYM=74;
      TOSYM=75;
      TYPESYM=76;
      UNTILSYM=77;
      VARSYM=78;
      WHILESYM=79;

      NORW = 28;
      AL = 10;
      LLENG = 120;
      EMAX = 322;
      EMIN = -292;
      KMAX = 15;
      TMAX = 1000;
      BMAX = 20;
      CMAX = 850;
      SMAX = 600;
      LMAX = 10;
      ERRMAX = 60;
      XMAX = 2046;
      NMAX = 10000000000000;
      STACKSIZE = 100;

TYPE SYMBOL = INTEGER;  (*WERTE DER OBEN DEF. SYMBOLE*)
     ALFA = ARRAY[1..AL] OF CHAR;

VAR EXIT:REAL;
    SYM:SYMBOL;
ID:ALFA;
IMUN:INTEGER;
RMUN:REAL;
SLENG:INTEGER;
CH:CHAR;
LINE: ARRAY[1..LLENG] OF CHAR;
CC: INTEGER;
LC: INTEGER;
LL: INTEGER;
ERRS: ARRAY [1..ERRMAX]  OF BOOLEAN;
ERRPOS: INTEGER;
WORD: ARRAY[1..NORW] OF ALFA;
STAB:ARRAY [1..SMAX]  OF CHAR;

PROCEDURE ERROR;
BEGIN WRITE ("FEHLER") END;

PROCEDURE FATAL(I:INTEGER);
BEGIN WRITELN;
WRITELN("FATALER FEHLER # ",I:2);
EXIT:=1/0
END;

BEGIN
CH:=" "
END.