2. Consider the following grammar given in EBNF:expr ::= term [+ expr]factor [* term](ехpr) | пиmberterm ::=factor::=number ::= NUMBER[0 – 9]+NUMBER =Give the pseudo-code for recursive-descent parser that implements this grammar.

Answered: expr ::= term [+ expr] term := factor…

expr ::= term [+ expr] term := factor [* term] factor :%3D (еxpr) | пиmber number ::= NUMBER NUMBER = [0 – 9]+ Give the pseudo-code for recursive-descent parser that implements this grammar.

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

2. Consider the following grammar given in EBNF:
expr ::= term [+ expr]
factor [* term]
(ехpr) | пиmber
term ::=
factor
::=
number ::= NUMBER
[0 – 9]+
NUMBER =
Give the pseudo-code for recursive-descent parser that implements this grammar.

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