Some time ago I started writing a BNF-based grammar for the cables which WikiLeaks released. However I now realized that my approach is maybe not the best and I\'m looking for some improvement.
What does the following mean in the sentence below 1*( atext / \".\" ) \"@\" ldh-str 1*( \".\" ldh-st开发者_运维百科r )
I can\'t know which is the start state in C\'s开发者_开发问答 BNF Anyone knows?It\'s the non-terminal named \"translation-unit\".
I have this grammar written in BNF. How do I convert it to give + precedence 开发者_C百科over * and force + to be right associative?
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This is a homework question. I would like to write a simple parser for Unix command line options. First, I would like to define a grammar with BNF.
Consider the following BNF grammer (where non-terminals are enclosed in angle-brackets and <identifier> matches to any legal Java variable identifier).
I\'m developing a BNF for chess algebraic notation and ran into an interesting case, input going to the wrong non-terminal.
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(First of all this is not HW, I have all the answers) I have a simple BNF grammar <UNIT> ::= ( <CLAUSE> ) | a | b | c