18 Prove that the following grammar is ambiguous S--> S-S | S% S | ^S | (S) Icld by giving two different left most derivations for the expression c % (^d-c) Note: Please add spaces and ### between the two derivations. USE => for arrow Enter your answer

Q: e following grammar: -> -> p | p -> q r -> t | t use the method to implement a parser which…

A: It is defined as the short form of LOGical PROgramming. It is a logical and declarative programming…

Q: don't really know where to start.

A: (BNF) Backus Normal Form: BNF is a metasyntactic writing process used to specify a syntax for…

Q: S->A| aSb aas Transform this grammar to PDA using the algorithm. Terminals: a Productions: S-> A S->…

A:

Q: 3. Given the following grammar: -> -> p T p -> q r -> t I t Use the method discussed in the…

A: Parser : It is a  generator which takes a grammar as input , generates source code which can parse…

Q: A grammar has the following productions: S that is generated by this grammar? assb|a| bSa. Which of…

A:

Q: Consider the following grammar. Sa DDe D->FG G-> ed Suppose we want to parse the input "afce' using…

A: Answer to the above question is in step2.

Q: Assumptions ... • Alphabet . = {a, b} • L₁ = {a"b": n ≥0 An mod 3=0} L2= {abm: n ≥0^m≥ 0^n=m-1} ● =…

A: For the above language, The context free grammar G is shown below: S -> aSbb | aSbbb | ε The…

Q: Que-l: Consider the following Grammar: P>Q Q> aQ | a Generate the LR(0) parsing table for the above…

A: LR(0) is a Bottom up parsers and whenever if any grammar is given then add one more production which…

Q: Which of the below listed statements are true? (select all that apply) Select one or more: O The…

A: The pumping lemma for regular language is used to prove non-regularity of languages. Is true. Every…

Q: t match the derivation of a string with th- the following grammar

A: Solution - In the given question, we have to match the derivation of a string with the method of…

Q: 1 2 Consider the following partial context-free grammar, in which The non-terminal "term" is the…

A: Context-Free Grammar (CFG) is a formal grammar that describes a formal language in terms of a set of…

Q: Answer the questions below in a word document and upload the file. a) Convert the following Context…

A:

Q: L ::= S ; L L ::= S S ::= print E E ::= id E ::= num Assume that that an…

A: LR(0):  Construction

Q: Principles of programming languages: The following grammar rules for pass the pairwise…

A: X → x | Y X → y | X X → z | x |Y

Q: : Consider the following Operator Grammar: E-> E + E|E*E| (E) | id Show the actions of Operator…

A: Operator precedence parsing is a method used to parse mathematical expressions based on the…

Q: Let's consider a grammar for expressions is defined as follows. -> = -> A | B | C | D -> +…

A: This grammar is ambiguous. It is ambiguous because there are multiple possible parse trees for a…

Q: 5. How would you change the following ambiguous grammar: E - E+E|E - E|E*E|E /E|id so that all of…

A: E -> E+E*E/E-E = id + id * id / id - id

Q: 3. Gven the following regular grammar: 5+a5 | al | bK 1→ b| al, J-bK al. K-ak bK |A one can use the…

A: Given grammar is  S ->  aS | aI | bK I  ->  bJ | aI J ->  bK | aJ K ->  aK | bK | ∆…

Q: Consider the following grammar: S --> aSb S --> Sb S-E Which of the following expressions can NOT be…

A: The given grammar describes a context-free grammar (CFG) for generating strings over the alphabet…

Q: 10. Show that the language is not regular. L = {a"! :n≥1}

A:

Q: Let us have the following regular grammarG. Apply the method of regular equations on conversion…

A: Regular expressions are a powerful tool for describing patterns in strings. They are used in many…

Q: Q.No.3: Context Free Grammar. G={S,A}, {a,b},S S➜ aAb aaSb | aaSbb | aSb | A→ aAb | £ Derive the…

A:

Q: E->E*T | E/T | E+T | E-T | T T->(E) T->id T->num a. make a semantic rule using s-atribut b.…

A: Answer: Our instruction is answer the first three part from the first part and . I have given…

Q: 16. Obtain the left most and right most derivations for the string 00112. The production rules are…

A: The answer for the above mentioned question is given in the following steps for your reference in…

Q: Q No. 07: The sequence of parse trees for the input id+id-id is a top-down parse according to…

A: A top-down parser constructs the parse tree starting from the top, beginning with the beginning…

Q: Q4: Generate LR(0) machine for the given grammar after removing conflicts, if any? A→L L>LP|P…

A: LR(0) item:  LR (0) item is a production G with a dot at some position on the right side of the…

Q: G[S]: S -> a | ^ | (T) T -> T,S | S (1) TRY TO CONVERT G[S] TO A LL(1) GRAMMAR. (2) Write a…

A: Here given grammar , i convert into LL(1):…

Q: Rules term = factor Y $ Y = * factor Y = E factor = ~ factor factor = power power = atom X X = **…

A: Here are the Follow sets for the given grammar:

Q: 8. The left linear grammar given below generates H Ha | a, S Hb

A: The answer for left linear grammer is

Q: S->A | AX X->ABY | AB Y->ABCY | ABC BA -> AB CA -> AC CB -> BC A->a B->b C->c   Use the…

A: Given that, S → A | AX X → ABY | AB Y → ABCY | ABC BA → AB CA → AC CB → BC A → a B → b C → c

Q: Q. 16 Let G be the following grammar: S-XYfg X-XSm|e Y-XhS e Variables S, X and Y are non-terminals…

A: Introduction

Q: Explain what is Operator Precedence Grammar? Derive the string id * id – id + id using operator…

A: Operator precedence grammar: An operator precedence grammar is a context-free grammar that has the…

Q: L={w | w=a^n,b^m, n,m ≥0} is language .Design the deterministic finiteautomaton(DFA) that recognizes…

A: Given Language L= { w | w = an, bm, n,m ≥ 0} where Language L accepts either an or bm strings as…

Q: Define the rule echoN(LST0, LST1, CNT). This rule determines when LST1 consists of only CNT…

A: This rule is crafted to determine when LST1 is composed solely of CNT repetitions of the elements in…