GATE | GATE CS 1999 | Question 57

[5 Marks question]

Let synthesized attribute val  give the value of the binary number generated by S in the following grammar. For example, on output 101.101, S.val=5.625

S → LL | L

L → LB | B

B → 0 | 1

Write S-attributed values corresponding to each of the productions to find S.val.


Answer:

Explanation:

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