BNF구문

 

1. <compound>->begin<stmt>{<stmt>}end

    <compound>->begin<{stmt>}+end

 

 

2.<int_dcl>::=int <id_list>;

<id_list> ::=<id_list>,<id>|<id>

 

 

이걸 ebnf로 좀 바꿔주세요 ㅠㅠ