GATE CSE
First time here? Checkout the FAQ!
x
+1 vote
162 views

 

 

Fill in the blanks

Consider the $SDTS$ below

$E1\rightarrow E \ out (*2)$

$E \rightarrow +T \ out('1')$

$E \rightarrow T \ out (10^*)$

$E \rightarrow T*F \ out ( ' * ' )$

$T \rightarrow F \ out ('100+')$

$F \rightarrow num \ out (num \ val)$

The input is $1+1*1$ and the output generated is evaluated as an arithmetic expression . The value obtained is _____________.

Ans =2200

 

  correct ans 2212


I am not getting the answer, plz help. [SDT tracing by default is left-recursive, right??]

 

 

 

asked in Compiler Design by Loyal (2.6k points)   | 162 views
m getting 100102 ..
i got this 1100+10*100+1*1*2

@ sayantan  -    1100 + 10 * 1100 + 1 * 1 * 2

       Can U retry..

Yes. i am also getting the same!! 1100 + 10 * 1100 + 1 * 1 * 2

@Amsar i checked already,twice..nly it will come.but dont know how calculate the result,means by following bodmas or something else

1 Answer

0 votes

Got 1100+10*1100+1*1*2

which is equal to 12102 and is the correct answer.

answered by Active (1.5k points)  


Top Users May 2017
  1. akash.dinkar12

    3338 Points

  2. pawan kumarln

    2066 Points

  3. Bikram

    1922 Points

  4. sh!va

    1672 Points

  5. Arjun

    1614 Points

  6. Devshree Dubey

    1272 Points

  7. Debashish Deka

    1174 Points

  8. Angkit

    1056 Points

  9. LeenSharma

    1018 Points

  10. Arunav Khare

    758 Points

Monthly Topper: Rs. 500 gift card
Top Users 2017 May 22 - 28
  1. Bikram

    1008 Points

  2. pawan kumarln

    692 Points

  3. Arnab Bhadra

    632 Points

  4. Arjun

    342 Points

  5. bharti

    328 Points


22,888 questions
29,193 answers
65,292 comments
27,691 users