Why is not a pointer null after calling free? How unsafe is it to use (assign, compare) a pointer value after it is been freed?
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write a program to convert a expression in polish notation(postfix) to inline(normal) something like make 723+* (2+3) x 7 (not sure) just check out its mainly printing expression in postfix form to infix.
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Can a variable be both constant and volatile?
what is pointer
Explain enumerated types.
What does the format %10.2 mean when included in a printf statement?
the maximum length of a character constant can be a) 1 character b) 8 characters c) 256 chaacters d) 125 characters
Why ordinary variable store only one value
what is ans for this scanf(%%d",c);
What are the difference between a free-standing and a hosted environment?
void swap(int a,int b) { a=a+b; b=a-b; a=a-b; } in this code always gives the same result for all case
What is storage class?