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read data from the file using fgets, then using strtok() function tokenize the read string and store into the structure(preferable structure array). Then print the contents of structure onto the...

@laserlight: Thx for the suggestion....

My question is that why the output behavior is undefined?

I am thinking that parenthesis is executed first always(as it has highest priority). If it is...

#include<stdio.h>
int main()
{
int a=2,b=3;
a=a + b - (b=a);
printf("%d %d",a,b);
return 0;
}

As in most of the cases they will be allocated contiguously because of this I got doubt.

thx but In the second question for int memory is allocated at 3217296440 following ur concept it should have allocated at 3217296444

//Difference b/w addresses is not matching and difference is also not matching //with declaration size. why??


1.
#include<stdio.h>
int main()
{
char a[0];
int c;
printf("%u %u...

//Compiled on gcc
//I know that this is dependent on compiler but how we are getting o/p as 4 on gcc
#include<stdio.h>
int main()
{
int i=1,j=2,k;
k=(i--,j--) + j-- ;
...

//concept took from K&R book
void main()
{
char s[]="123.654";
double val, power;
int i=0, sign,c;
for (i = 0; isspace(s[i]); i++) //skip white space
;
sign = (s[i] == '-') ? -1 : 1;
if...

I got output as shown above. I did on gcc compiler....

//code to convert string(containing digits) to equivalent float value
//Its giving approx value but not exact value
#include<stdio.h>
#include<ctype.h>
#include<math.h>
int main()
{
char...

If no extra array is created, then how can we say *b is of type "array of five int"...? Is that the property it is holding??

If *b is of type "array of five int" ,then Is any extra array getting created for this purpose?

#include<stdio.h>
void main()
{
int a[]={1,2,3,4,5};
int (*b)[5];
b=a;
printf("%u %u %u\n",b,*b,*b[0]);
printf("%u %u %d",sizeof(b),sizeof(*b),*b[0]);
}
o/p:

Write a program detab that replaces tabs in the input with the proper number
of blanks to space to the next tab stop. Assume a fixed set of tab stops, say every n columns.
Should n be a variable or...

many thx for the explanation...

I couldn't able to understand "The usual practice is to collect extern declarations of variables and functions in a separate file, historically called a header, that is included by #include at the...

/*As float(4 bytes) accepts a max integer value of 33554432, but if we give more than that max value it has to overflow but it is approximate answer ? */
#include<stdio.h>
int main()
{
float...

thanking you coder.......

If "it gets cut off to fit". can you explain how the 1 value is stored in x?

#include <stdio.h>
#include <stdlib.h>
int main()
{
char x='\401';
printf("%d",x);
return 0;
}