ispravi

(*program koji ucitava dva stringa i ispisuje da li su jednaki*)
MODULE jednaki;
FROM InOut IMPORT WriteString, ReadString, WriteLn;
FROM Str IMPORT Length;
TYPE NIZ=ARRAY [1..256] OF CHAR;
VAR s1,s2: NIZ;
    i: CARDINAL;
    duz, jednak: BOOLEAN;
BEGIN
  WriteString('Unesite prvu rijec: ');
  ReadString(s1);
  WriteLn;
  WriteString('Unesite drugu rijec: ');
  ReadString(s2);
  WriteLn;
  duz:= TRUE;
  IF Length(s1) # Length(s2) THEN
    duz:=FALSE;
  END;
  i:=1;
  WHILE (s1[i]#0C) AND (s2[i]#0C) DO
    s1[i]:=CAP(s1[i]);
    s2[i]:=CAP(s2[i]);
    INC(i);
  END;
  jednak:=TRUE;
  i:=1;
  WHILE (s1[i]#0C) AND (s2[i]#0C) AND jednak DO
    IF (s1[i]=s2[i]) THEN
      INC(i);
    ELSE
      jednak:=FALSE;
    END;
  END;
  IF duz AND jednak THEN
    WriteString('Stringovi su jednaki!');
  ELSE
    WriteString('Stringovi nisu jednaki!');
  END;
END jednaki.