Description: LL (1) grammar implementation. Specific design requirements are as follows: 1. You can use any language to complete, such as: Java, C, C++. 2. Grammar described by commonly used methods, such as: S → aA. 3. The papers read grammar. 4. Were calculated for each set of nonterminal FIRST SELECT FOLLOW set and set. 5. Draw the projections of the table. 6. To determine whether it is read into the grammar LL (1) grammar. 7. The given string to determine whether any symbol is the grammar of the sentence, will be printed by computer analysis. 8. Find out whether they contain left-recursive grammar or left common factor. If the elimination of left recursion and left common factor, and gives analysis.
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syntax.cpp
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