Consider the following regular expression: (a*+b)+ Find the CFG for this expression. O A. S->AS | A; A->P|Q; P->AP | λ; Q->b; O B. S->AS | A; A->P|Q; P->aP | A; Q->bQ | λ; O C. S->AS | A; A->P|Q; P->aP | A; Q->bQ | b; O D. S->ASA; A->P|Q; P->ap | a; Q->b;

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
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Consider the following regular expression: (a*+b)+
Find the CFG for this expression.
O A. S->AS | A; A->P|Q; P->AP | λ; Q->b;
O B. S->AS | A; A->P|Q; P->aP | A; Q->bQ | λ;
O C. S->AS | A; A->P|Q; P->aP | A; Q->bQ | b;
O D. S->ASA; A->P|Q; P->ap | a; Q->b;
Transcribed Image Text:Consider the following regular expression: (a*+b)+ Find the CFG for this expression. O A. S->AS | A; A->P|Q; P->AP | λ; Q->b; O B. S->AS | A; A->P|Q; P->aP | A; Q->bQ | λ; O C. S->AS | A; A->P|Q; P->aP | A; Q->bQ | b; O D. S->ASA; A->P|Q; P->ap | a; Q->b;
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