*) Show parse trees and abstract syntax trees for: a) a +b * c * d * e * f b) а - b/c/d+e- c) a / (b * c - d * e) * f d) a * (b + (c + d) * e) - f * g 1,

Q: Problem 11 Write an algorithm in pseudo code that, for a given graph, outputs vertices of each…

A: Algorithm for pseudo graph: 1. First initialize all vertices are unvisited. 2.  a. If  vertex v is…

Q: 1. Prove that the following language is not context-free: {a'b'd | j>?>0}

A: Context free grammar are used to recognize Context Free Languages. Regular grammar does not have…

Q: 5) Decide whether the following languages are regular or not. Briefly, tell why or why not. Juga t…

A: i) The language L= {aw1baw2b/ where w₁ and w₂ € {a, b}*} is not a regular language. To prove this,…

Q: Construct an npda to accept the language: L = {a3nb2n: n³ 0}

A: Answer is given below

Q: Give the regular expressions for the following languages; L1 = {anbm, n>=3, m<=4}

A: Give the regular expressions for the following languages;   L1 = {a^nb^m, n&gt;=3, m&lt;=4}

Q: 5. The following grammar describes (at a high level) part of the syntax of a typical ALGOL-like…

A: ALGOL (Algorithmic Language): It is a family of imperative programming languages that was first…

Q: Please determine the FIRST and FOLLOW from the revised grammar (that does not contain left…

A: To find the FIRST and FOLLOW sets for the non-terminal symbols in this grammar, use the following…