Programming in C++, 2nd Edition

Header Files and Libraries 29

int main()

{

clrscr();

cout<<“\n Hello! Welcome to the world of C++”;

return 0;

}

• Every C++ program executes from the main().

• Opening and closing braces are used for the beginning and ending of the program, respec-

tively. Braces must be balanced. The number of opening braces should be the same as that

of closing braces.

• The flow of the program can be followed by proper documentation. One can use comments

in the program. A comment statement starts with two successive back slashes with no

space between them, i.e. it begins with a double slash symbol(//) in the program statement

as shown in the above ...