Given the following empty-stack PDA, X Start a,a b,b c,c d,d pop' pop' pop' pop A,A A,B A,C pop' pop' pop A, X pop, push(C), push(B), push(A) A, A pop, push(A), push(a) A, B pop, push(B), push(b) A, C pop, push(C), push(c) A, X pop, push(d) check if the strings ba, bc, A and d would be accepted by this PDA. Show your work (using instantaneous descriptions) in the following three tables, respectively. You need to create/use your own text boxes for your work in the tables. Note that the key here is, whenever the top symbol of the stack is a nonterminal, if the next input symbol to be processed is not a A then you put a A in front of the un-consumed portion A,?, CC of the input string so you can apply one of the seven instructions of the form to replace the top symbol of the stack with a sequence of terminals and/or nonterminals. (0, ba, X) (0, bc, X) (0, 1, X) (0, d, X)

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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could this problem be handwritten, thank you

Given the following empty-stack PDA,
X
Start
a,a
b,b c,c d,d
pop' pop' pop' pop
A,A A,B A,C
pop' pop' pop
A, X
pop, push(C), push(B), push(A)
A, A
pop, push(A), push(a)
A, B
pop, push(B), push(b)
A, C
pop, push(C), push(c)
A, X
pop, push(d)
check if the strings ba, bc, A and d would be accepted by this PDA. Show your work (using
instantaneous descriptions) in the following three tables, respectively. You need to create/use
your own text boxes for your work in the tables.
Note that the key here is, whenever the top symbol of the stack is a nonterminal, if the next
input symbol to be processed is not a A then you put a A in front of the un-consumed portion
A,?,
CC
of the input string so you can apply one of the seven instructions of the form to replace
the top symbol of the stack with a sequence of terminals and/or nonterminals.
Transcribed Image Text:Given the following empty-stack PDA, X Start a,a b,b c,c d,d pop' pop' pop' pop A,A A,B A,C pop' pop' pop A, X pop, push(C), push(B), push(A) A, A pop, push(A), push(a) A, B pop, push(B), push(b) A, C pop, push(C), push(c) A, X pop, push(d) check if the strings ba, bc, A and d would be accepted by this PDA. Show your work (using instantaneous descriptions) in the following three tables, respectively. You need to create/use your own text boxes for your work in the tables. Note that the key here is, whenever the top symbol of the stack is a nonterminal, if the next input symbol to be processed is not a A then you put a A in front of the un-consumed portion A,?, CC of the input string so you can apply one of the seven instructions of the form to replace the top symbol of the stack with a sequence of terminals and/or nonterminals.
(0, ba, X)
(0, bc, X)
(0, 1, X)
(0, d, X)
Transcribed Image Text:(0, ba, X) (0, bc, X) (0, 1, X) (0, d, X)
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