what is the purpose of the following code, and is there any
problem with the code?
void fn(long* p1, long* p2)
{ register int x = *p1;
register int y = *p2;
x ^= y;
y ^= x;
x ^= y;
*p1 = x;
*p2 = y;
}
What's wrong with "char *p; *p = malloc(10);"?
How can I find out how much free space is available on disk?
Why we use int main and void main?
Explain the differences between public, protected, private and internal.
How can I remove the leading spaces from a string?
What is pointer to pointer in c?
What are the application of c?
What library is sizeof in c?
write a progam to display the factors of a given number and disply how many prime numbers are there?
What is the advantage of an array over individual variables?
wat is output of the following int main() { const int j=2; int i; switch(i) { case 1:break; case j:break; default:break; } }
program for comparing 2 strings without strcmp()