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Question:
Published on: 22 December, 2024

For the input expression (4*7+1)*2, construct an annotated parse tree.

Answer:

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Design and Analysis of Algorithm Database Management System Computer Graphics and Multimedia Compiler Design Data Structures & Algorithm Software Engineering
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For the input expression (4*7+1)*2, construct an annotated parse tree.
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22 December, 2024

Describe various actions of a shift reduce parsers.
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22 December, 2024

What is Basic Block? List out the basic blocks and draw the flow graph for the following code:

1.

location= -1

2.

i=0

3.

i<100 goto 5

4.

goto 13

5.

t1=4*i

6.

t2=A[t1]

7.

if t2=x goto 9

8.

goto 10

9.

location=i

10.

t3=i+1

11.

i=t3

12.

goto 3

13.

…
View : 803
22 December, 2024

Consider the grammar:

S → aSbS | bSaS | 𝜖

  • Show that this grammar is ambiguous by constructing two different left most derivations for the sentence abab.
  • Construct the corresponding right most derivations for abab.
  • Construct the corresponding parse tree for abab.
  • What language does this grammar generate?
View : 1203
22 December, 2024

What do you mean by a Handle? Give example. When a grammar is called ambiguous? Is there any technique to remove ambiguity? Explain with an example. What is the reduce-reduce conflict in LR parser? What are various data structures used for symbol table construction?
View : 885
22 December, 2024
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