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The #undef Directive
This directive undefines a previously explained macro. For, example the following will give an error since PI is undefined.
#define PI 3.14285
void main()
{
cout<< PI; // no error here
# undef PI;
cout << PI; // error after undef.
}
#Hi, I''m planning to derive the escape velocity through C++. I would just like to know if it''s possible to differentiate symbolic functions? Do I need to download libraries,etc?
#C Why don''t online compilers support the header file? What can I do to resolve this? PS. I have tried , does''nt work either. Thannk in advance.
is getchar() is a C++ library function?
A: Provided that function parameter is "const reference", compiler create temporary variable in following two ways. a) The actual argument is the correct type, however it isn't
Bubble sort C program: Write a program to define a bubble sort. void main() { clrscr(); int a[100],ch,n; cout cin>>n; for (int i=0;i
char P[100]; double X=533.8*22500; sprintf(P,"%f %u",X,(unsigned int)X); MessageBox(P,"SSS"); //12010500.000 12010499
Q: however shouldn't I always use a printOn() method instead of a friend function? A: No. The usual cause people wish to always use a printOn() method instead of a friend fu
A: BinarySearchTree.h ---------------------- #ifndef BINARY_SEARCH_TREE_H_ #define BINARY_SEARCH_TREE_H_ #include "dsexceptions.h" #include // For NULL // Binary
A palindrome is a string that reads the same from both the ends. Given a string S convert it to a palindrome by doing character replacement. Your task is to convert S to palindrome
Byteland county is very famous for luminous jewels. Luminous jewels are used in making beautiful necklaces. A necklace consists of various luminous jewels of particular colour. Nec
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