Recent questions tagged compiler-tokenization

How will the compiler detect whether "if" is a keyword or an identifier?Please tell me the concept behind this.

Consider the following statements$S_{1}:$ The set of string described by a rule is called pattern associated with the token.$S_{2}:$ A lexeme is a sequence of character i...

The number of tokens in the fortran statements DO 10 I = 1.3 is ?

Question:Find the number of tokens in the following C code using lexical analyzer of the compiler.

Find no of tokens in below program.#include<stdio.h>main(){ int I; int *pi = &I; //parent pointer scanf("%d",pi); printf("%d\n", I+5);}

No of token?$a b c d + y{^3}+(2-5+x$ $6/2$$ ;$Please suggest how to count token in this type of questions?

In this question we will take n-=n1 as n=n-n1 as 5 tokens or n-=n1 as 4 tokens ????The number of tokens in the following C-code$\qquad$ . int main(){int m=10;int n, n1;...

Consider the following statement while ( $\mathrm{i} \ll \mathrm{j}++$ ) func1(4);Number of tokens present in the above statement are $\qquad$ .

1. macros are not considered as tokens in tokenizing.2.#include considered as single token2.stdio.h considered as single token. Are the above statements true?

Find no of tokens in following code:#define square(x) x*x int main(){ int a=square(2); printf("%d", a); return 0; }Does macro expansion effect the tokens count??

How many tokens are there?1) int a /*b2) printf ("%

here i got 44(i count &x and *x as one one) tokens but nas is 53 doubt in general we count1. *x is one token or two?2. &x is one token? please tell me i m rig...

What are different set of characters which are taken as single token in lexical analysis in compiler design?For eg. Charaters under double quotes are taken as single toke...

Which of the following not a token of C program?a)1.02e+2b)#definec)MAXd)123.33

There are 40 tokens in this question.But I have doubt that what should be the wording of the question "The number of LEXEMES generated by the Lexical Analyzer in the abov...

if there is miss spelling in some keyword in a program then this misspelled keyword will be treated as lexical errors or it will be treated as a new identifier and accept...

int main(){ print("%d",a); return 0;}If i execute,i will get error as:- prog.c:112:17: error: 'a' undeclared (first use in this function) printf("%d",a);Now as this...