Q:  Write regular expression for the following languages.  All strings in which b is never tripled. It means that no words contain the substring bb.

Q: Question1: write regular expression that accepts the language of all strings of a's and b's such…

A: Regular Expression (RE): It refers to the pattern over a given set of characters, symbols, or digits…

Q: Write java program to read a string and test if contains string ("mh") print massage "is contains "…

A: Please find the answer below :

Q: Rohan's sister has given him a gift on his birthday. As Rohan loves programming so, she has given…

A: In this problem, we need to develop a python program to print the minimum number of substrings in…

Q: Assume the alphabet is (a, b, c). In the following questions, give a regular expression that…

A: Below is the answer to above question. I hope this will be helpful for you..

Q: You have c1 letters 'a', c2 letters 'b', ..., c26 letters 'z'. You need to construct a lovely line…

A: Here have to determine about the construct a lovely line programming problem statement.

Q: regular expression for Language of All those words which ends with bb and have odd length

A: The language accepted by finite automata can be easily defined by simplistic expressions called…

Q: Draw NFA that accepts the set of strings over {a, b} such that there should be at least one…

A:

Q: Build a DFA that accepts the set of string over {a,b} in which the number of a’s is divisible by…

A: The Answer is in Below steps

Q: a) Give an example of a string containing 11 that is accepted by the following automaton. b) Give an…

A: We are given a DFA and we are going to solve the questions based on it. I have answered all the 4…

Q: 3.5.6: Triple String 1- public String triplestring(String word){ 2 3 }

A: public String TripleString(String word){        return word+"!"+word+"!"+word;    }

Q: A palindrome is a string that is the same when reversed. For example, "abba" is a palindrome. Here…

A: # Recursive function isPalindrome to check if a string s is palindrome or notdef isPalindrome(s): #…

Q: En is the language that contains all and only strings that, in turn, contain nothing but the letter…

A: By definition, a language is regular if some finite automata recognizes it. So if we can prove that…

Q: QUESTION 1 Examine the following DFA: B 1 A D 0. Identify in the list below the string that this…

A: Given a DFA, to identify which of the given string is accepted.

Q: Java considers the String data type as non-primitive, because it contains a sequence of characters…

A: Program: import java.util.Scanner;public class Acronym {    public static void main(String[] args)…

Q: Modify the function isPalindrome of Example 6-6 so that when determining whether a string is a…

A: bool isPalindrome(string str) { int length = str.length();  for(int i = 0; i < length / 2; i++) {…

Q: Question 4a: Construct a DFA which accepts all strings over A = {a, b, c, d, e, f, g} which have…

A: DFA short for Deterministic Finite Automata is a machine with a fixed number of states which accepts…

Q: Take a string from user and find it's unique identifier of that string in java

A: Required:- Take a string from the user and find it's a unique identifier of that string in java…

Q: Briefly explain null-terminated string

A: Null terminated string A null terminated string is a character string that is stored as an array.…

Q: Please read my question and help me answer! Thanks! public class CustomString {     String…

A: public String reverse(String arg){ String result = ""; for (char ch :…

Q: Q3. a) Construct a DFA that accepts all strings over {a,b} containing bba as a substring. b)…

A: We are going to design a DFA for given language and also minimize the DFA in part (b). DFA is a…

Q: Write BNF rules that matches only a string that is in the form of a capitalized title (as in a book…

A: Given: Write BNF rules that matches only a string that is in the form of a capitalized title (as in…

Q: Strings that contains at least two 1’s and exactly three 0’s. Ʃ={0, 1}

A: (I).Strings that contains at least two 1’s and exactly three 0’s. Ʃ={0, 1}

Q: All strings having even a’s and odd b’s All strings that start and end with different letters anbn…

A: All strings having even a’s and odd b’s All strings that start and end with different letters anbn…

Q: Language: Java Write a program that reads a sentence from the keyboard. Depending on the last…

A: A required program is as follows, File name: "Main.java" import java.util.*; public class Main {…

Q: Write a function that checks whether two words are anagrams. Two words are anagrams if they contain…

A: First, we will input both the strings s1 and s2. Then we will convert both the strings into two…

Q: def substring with largest sum(string: str) -> str: wwwwin Given a string , return the substring…

A: def substring_with_largest_sum(string: str) -> str:     max_sum = 0    max_str = ''    for i in…

Q: C++ Overload the ~ operator to return the reversed elements of a String: Operator Call Resulting…

A: Explanation: To over-loading the tilde(~) administrator, make a class and make the over-burdening…

Q: The following two languages over {a,b} L1: All strings that contains at least two 'b's L2:…

A: L1: All strings that contains at least two 'b's Regular expression for L1 is (a+b)*b(a+b)*b(a+b)*…

Q: Let s be a string of length 2 with characters from {0, 1, 2}, and define statements a, b, c, and d…

A: Given the length of the string is 2 and the given characters are {0,1,2} where a = “the first…

Q: Debug C language   main() { char ch = 'r'; boo isVowel = false;…

A: Given: Debug the given C code to find if a character is a vowel or not.

Q: g of length N contains (N*(N+1)) / 2 substrings. Write a program to input string and print its…

A: Explanation We can do it by using three-loop The first loop will pick the starting character, the…

Q: 2 - Arrange string characters such that lowercase letters should come first. Example: input:…

A: Code: As you have not mentioned the coding language i am providing the code in python: s =…

Q: L1={All strings that having prefix containing first 3 letters of your name separated by + or -, such…

A:

Q: Language contain all strings of a's and b's with an input alphabet of 'a' and 'b', where each strıng…

A: IntroductionWe have to draw a Finite state machine which accept all the strings who starts and ends…

Q: The property where a string z is appended to two strings x and y, and one of the strings between xz…

A: The answer is given below:-

Q: String class is available in package. O Java.util O java.Lang O java.lang O java.util

A: Q1. Option (c) is the correct option. java.util is a Java class used to define scanner ie input…

Q: Write Context Free Grammers for: All strings having even a’s and odd b’s All strings that start and…

A: As per our company guidelines we are supposed to answer only first three sub parts. kindly repost…

Q: Design an automaton that will detect all occurrences of the strings men, sen, and her in a given…

A: In the theory of automation, an automaton accepts strings, starts from initial state, accepts the…

Q: 1. Write the class of strings which represents the given regular expressions a.) (A-Za-z]+ b.)…

A: import nltk print ("\nRegular Expressions\n") print ("[a-zA-Z]+") print ("matches one or more…

Q: How to iterate over a string in nim programming language. Try with an example.

A: How to iterate over a string in nim programming language:-

Q: 1) L1 = the set of all strings that starts with 0 and ends with 1 2) L2 the set of all strings that…

A: Deterministic finite automata of the given languages

Q: Construct dfas that accept the followings: a. Set of all strings on {0,1} that do not contain two…

A:

Q: What causes Strings to be immutable?

A: Given: What causes Strings to be immutable?

Q: Let L = {w {a, b}* : w contains bba as a substring that starts in an odd numbered position in the…

A: Non deterministic finite  automata : From the given states and given input symbols there may be zero…

Q: def reverse_sentence(s: str) -> str: """ This means that in the string 'ATest string!', there are…

A: First, we will create a function def reverse_sentence(s: str) -> str: This function will accept…

Q: Complete the below grammar in EBNF format that can recognize a floating point numbers such as the…

A: EBNF: EBNF stands for Extended Backus-Naur Form. EBNF is used to specify the formal language…

Q: Artificial Intelligence- Java program Write code that accomplishes the following tasks. Consider…

A: Lets see the solution.

Q: what is the language that describe Regular Expression of a* (ba*ba*)

A: The language that describe Regular Expression of a* (ba*ba*)*

Q: write a lex program to Read the input string and Check whether the string is identifier/ keyword…

A: The below code is used to identify the input is identifier, or keyword, or symbol.