GATE 2003
October 7, 2023Compiler-Design
October 7, 2023compiler-design
| Question 40 |
Consider the translation scheme shown below.
S → T R
R → + T {print ('+');} R|ε
T → num {print(num.val);} Here num is a token that represents an integer and num.val represents the corresponding integer value. For an input string ‘9 + 5 + 2’, this translation scheme will print
| 9 + 5 + 2 | |
| 9 5 + 2 + | |
| 9 5 2 + + | |
| + + 9 5 2 |
Question 40 Explanation:
Now traverse the tree and whatever comes first to print, just print it.
Answer will be 9 5 + 2 +.
Correct Answer: B
Question 40 Explanation:
Now traverse the tree and whatever comes first to print, just print it.
Answer will be 9 5 + 2 +.