/media/sda-magnetic/david/Extern-Magnetic-2022-06-29/Extern01/Dokumente-2020-11-16/disk10-ab-2020-01-10/02-debian-pc2-work/informatik/bash-programming/lex-yacc-bash-etc/grammatik19.txt

statement       ->  assignment | cond | loop
assignment      ->  id := expr
cond            ->  if boolexpr then statement fi | if boolexpr then statement else statement fi
loop            ->  while boolexpr do statement od
expr            ->  boolexpr | numexpr
boolexpr        ->  numexpr cop numexpr
numexpr         ->  numexpr + term | term
term            ->  term * factor | factor
factor          ->  id | const | (numexpr)