Problem 3 Write regular expressions for the following languages: (c) The set of strings of 0's and 1's whose number of 0's is divisible by five and whose
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[PDF] Assignment 1, Due: Oct 17th
Problem 3 Write regular expressions for the following languages: (c) The set of strings of 0's and 1's whose number of 0's is divisible by five and whose
[PDF] Homework 1 Problems
29 sept 2015 · (b) The set of all strings whose tenth symbol from the left end is a 1 3 (d) The set of strings such that the number of 0's is divisible by five, and
[PDF] 60-354, Theory of Computation Fall 2011 - Asish Mukhopadhyay
Construct a DFA that accepts all strings over {0,1} decimal, is divisible by 5 (or, multiple of 5) 3 – The set of all strings such that each block of five consecutive symbols contains at least two 0's of all strings of 0's and 1's whose number of
[PDF] Homework 3 Solutions
Homework 3 Solutions 1 Give NFAs with the specified number of states recognizing each of (c) The language { w ∈ Σ∗ w contains at least two 0s, or exactly two 1s } with six Note that M′ accepts the string 100 ∈ C = { w w does not end with 00 }, so Thus, we first create a DFA state corresponding to the set {1, 2}:
Exercises
(b) the set of strings in {a} * whose length is divisible by either 2 or 7; (e) the set of strings in {O, 1, 2} * that are ternary (base 3) representa- (c) {x I x contains an even number of a's or an odd number of b's} A context-sensitive grammar (CSG ) or type 1 grammar is a type 0 (Sanity check: the string has five parse trees )
[PDF] DFA for all strings in which the number of 0s is even and the
number 0s read modulo 2, the other indicating the number of 1s read modulo 3 binary strings divisible by 3, the other accepting ternary strings divisible by 4 Solution: The language is identical to the set of strings w such that w mod 12
[PDF] CS310 : Automata Theory 2019 - Cse iitb
Ashutosh Gupta and S Akshay Compile date: 2019-01-22 1 In the lecture, we added an (a) the set of binary strings whose number of 0's divisible by five
[PDF] Assignment 3 SOLUTIONS
Question 1 [3 marks] Use the product construction to construct a deterministic finite automaton (DFA) that accepts all binary strings with an even number of 0's
[PDF] hmu_ch3pdf
Chapter 3 SNA Regular Expressions and Languages ** We begin this chapter by a single 0 followed by any number of l's or a single 1 followed by any number b) The set of strings of O's and l's whose number of O's is divisible by five
[PDF] regular languages and finite automata
Recognize strings representing numbers: Σ = {0,1,2,3 0, ,9 0, ,9 Note: 0, ,9 means 0,1,2,3,4,5,6,7,8,9: 10 transitions Proof idea: Complement the set of accept states ○ Example Is L = {w in {0,1}* : w is divisible by 3 OR w starts with
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