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Crossword Puzzle (Lex & Yacc)
15
Yylex : Invokes the scanner
Yyparse : Invokes the parser
Yyleng : Gives the total number of characters present in the yytext character array
Yytext : The string that matches against the pattern is stored in this array
Lex : Tool that recognizes the tokens in the given input
Yacc : Tool that checks for the grammar
yyin : Specifies the input file to the lex tool
yyout : Specifies the output file to the lex tool
BEGIN : Macro used to switch between the different states
Shift Reduce Parsing : The input text is scanned and parsed in one forward pass over the text, without backing up
Parse Tree : Represents the syntactic structure of a string according to some context-free grammar
Lexical Analysis : Process of converting a sequence of characters into a sequence of tokens
Tokenization : Process of demarcating and possibly classifying sections of a string of input characters
Syntactic Analysis : Process of analysing a string of symbols, either in natural language or in computer languages, according to the rules of a formal grammar.
Bison : Example of a parser
Crossword Puzzle (Lex & Yacc)
Across:2. | Process of analysing a string of symbols, either in natural language or in computer languages, according to the rules of a formal grammar. | 4. | The string that matches against the pattern is stored in this array | 6. | Process of converting a sequence of characters into a sequence of tokens | 9. | Example of a parser |
| 10. | Specifies the output file to the lex tool | 11. | Invokes the scanner | 13. | Gives the total number of characters present in the yytext character array | 15. | Represents the syntactic structure of a string according to some context-free grammar |
| | Down:1. | Process of demarcating and possibly classifying sections of a string of input characters | 3. | Invokes the parser | 5. | Specifies the input file to the lex tool | 7. | Tool that recognizes the tokens in the given input |
| 8. | The input text is scanned and parsed in one forward pass over the text, without backing up | 12. | Macro used to switch between the different states | 14. | Tool that checks for the grammar |
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© 2014
PuzzleFast.com, Noncommercial Use Only
Crossword Puzzle (Lex & Yacc)
Across:2. | Process of analysing a string of symbols, either in natural language or in computer languages, according to the rules of a formal grammar. | 4. | The string that matches against the pattern is stored in this array | 6. | Process of converting a sequence of characters into a sequence of tokens | 9. | Example of a parser |
| 10. | Specifies the output file to the lex tool | 11. | Invokes the scanner | 13. | Gives the total number of characters present in the yytext character array | 15. | Represents the syntactic structure of a string according to some context-free grammar |
| | Down:1. | Process of demarcating and possibly classifying sections of a string of input characters | 3. | Invokes the parser | 5. | Specifies the input file to the lex tool | 7. | Tool that recognizes the tokens in the given input |
| 8. | The input text is scanned and parsed in one forward pass over the text, without backing up | 12. | Macro used to switch between the different states | 14. | Tool that checks for the grammar |
| |
© 2014
PuzzleFast.com, Noncommercial Use Only