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    LL1 grammar analysis. Yet another top-down parser generator.

    The calculator checks LL1 grammar correctness, parses a text using the grammar, shows FIRST, FOLLOW and FIRST PLUS sets, parsing tree and gives PLANETCALC parsing code.

    PLANETCALC, LL1 parser generator

    LL1 parser generator

    Extended BNF grammar in ISO/IEC 14977 : 1996(E) form.

    Rule names divided by comma, which must be removed.

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