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GRAMATICA | ||
ETAPA 2 | ||
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Javier Medina (12-10400) | ||
David Rodriguez (14-10930) | ||
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En la sguiente gramatica los simbolos terminales son representados por palabra con letras minusculas (Tokens) | ||
y los NO terminales son representados con palabras escritas esn MAYUSCULAS | ||
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**************************** | ||
INICIO -> PROGRAMA | ||
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**************************** | ||
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PROGRAMA -> TkProgram | ||
| TkProgram SEQ | ||
| TkProgram SEQ POSTCOND | ||
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**************************** | ||
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SEQ -> INSTRUCCION TkSemicolon SEQ | ||
| INSTRUCCION | ||
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**************************** | ||
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INSTRUCCION -> IO | ||
| ASIGNACION | ||
| CONDICIONAL | ||
| ITERACION | ||
| BLOQUE | ||
| CONVERTIR | ||
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**************************** | ||
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IO -> TkRead EXPRESION | ||
| TkPrint EXPRESION | ||
| TkPrintln EXPRESION | ||
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**************************** | ||
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ASIGNACION -> IDENTIFICADOR TkAsig EXPRESION | ||
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**************************** | ||
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IDENTIFICADOR -> TkId | ||
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**************************** | ||
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BLOQUE -> TkBegin TkEnd | ||
| TkBegin SEQ TkEnd | ||
| TkBegin TkDeclare DECL_VAR TkEnd | ||
| TkBegin TkDeclare DECL_VAR SEQ TkEnd | ||
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**************************** | ||
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DECL_VAR -> LISTA_VAR TkAs TIPOS TkSemicolon DECL_VAR | ||
| LISTA_VAR TkAs TIPOS | ||
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**************************** | ||
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LISTA_VAR -> TkId TkComma LISTA_VAR | ||
| TkId | ||
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**************************** | ||
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VARIABLES -> identificador , VARIABLES | ||
| identificador | ||
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**************************** | ||
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TIPOS -> TIPO TkComma TIPOS | ||
| TIPO | ||
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**************************** | ||
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TIPO -> TkInt | ||
| TkBool | ||
| TkInter | ||
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**************************** | ||
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VARIABLES -> LITERAL | ||
| IDENTIFICADOR | ||
| VARIABLES TkComma VARIABLES | ||
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**************************** | ||
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CONDICIONAL -> TkIf EXPRESION TkThen INSTRUCCION TkElse INSTRUCCION | ||
| TkIf EXPRESION TkThen INSTRUCCION | ||
| TkCase EXPRESION TkOf LISTA_CASE TkEnd | ||
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**************************** | ||
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LISTA_CASE -> EXPRESION TkArrow INSTRUCCION | ||
| EXPRESION TkArrow INSTRUCCION LISTA_CASE | ||
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**************************** | ||
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ITERACION -> TkFor IDENTIFICADOR TkIn EXPRESION TkDo INSTRUCCION | ||
| TkWhile EXPRESION TkDo INSTRUCCION | ||
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**************************** | ||
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EXPRESION -> CONVERTIR | ||
| VARIABLES | ||
| EXPRESION TkPlus EXPRESION | ||
| EXPRESION TkMinus EXPRESION | ||
| EXPRESION TkMod EXPRESION | ||
| EXPRESION TkMult EXPRESION | ||
| EXPRESION TkDiv EXPRESION | ||
| EXPRESION TkCap EXPRESION | ||
| EXPRESION TkSoForth EXPRESION | ||
| EXPRESION TkAnd EXPRESION | ||
| EXPRESION TkOr EXPRESION | ||
| EXPRESION TkIn EXPRESION | ||
| EXPRESION TkEqual EXPRESION | ||
| EXPRESION TkNEqual EXPRESION | ||
| EXPRESION TkGreater EXPRESION | ||
| EXPRESION TkGeq EXPRESION | ||
| EXPRESION TkLess EXPRESION | ||
| EXPRESION TkLeq EXPRESION | ||
| TkOpenPar EXPRESION TkClosePar | ||
| TkNot EXPRESION | ||
| TkMinus LITERAL %prec UMINUS | ||
| EXPRESION TkComma EXPRESION | ||
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**************************** | ||
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LITERAL -> TkNum | ||
| TkTrue | ||
| TkFalse | ||
| TkString | ||
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**************************** | ||
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CONVERTIR -> TkItoi TkOpenPar IDENTIFICADOR TkClosePar | ||
| TkLen TkOpenPar IDENTIFICADOR TkClosePar | ||
| TkMax TkOpenPar IDENTIFICADOR TkClosePar | ||
| TkMin TkOpenPar IDENTIFICADOR TkClosePar | ||
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**************************** | ||
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POSTCOND -> TkOpenBra TkPost TkTwoPoints EXP_CUANTIFICADOR TkCloseBra | ||
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**************************** | ||
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EXP_CUANTIFICADOR -> TkOpenPar TkForall IDENTIFICADOR TkPipe IDENTIFICADOR TkIn IDENTIFICADOR TkTwoPoints EXP_CUANTIFICADOR TkClosePar | ||
| TkOpenPar TkForall IDENTIFICADOR TkPipe IDENTIFICADOR TkIn IDENTIFICADOR TkTwoPoints EXPRESION TkClosePar | ||
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**************************** | ||
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EXP_CUANTIFICADOR -> TkOpenPar TkExists IDENTIFICADOR TkPipe IDENTIFICADOR TkIn IDENTIFICADOR TkTwoPoints EXP_CUANTIFICADOR TkClosePar | ||
| TkOpenPar TkExists IDENTIFICADOR TkPipe IDENTIFICADOR TkIn IDENTIFICADOR TkTwoPoints EXPRESION TkClosePar | ||
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**************************** |
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