NAME program var array of begin end if then else procedure return 
call break
while do not or div and char integer boolean readln
writeln true false NUMBER STRING + - * = <>
< <= > >= ( ) [ ] := .
, : ;
1 2 3 4 5 6 7 8 9 0 -1 -2 -3 -4 -5 -6 -7 -8 -9
'string'  '''s''t''r''i''n''g''''''s'''  /* string */
read write const
a=b<=c:=-d;


 break

