Create a file with .cc as suffix, e.g., mine.cc and place in it the following C++ program.

// this is a comment 
#include <iostream>    // bring in I/O library 
using namespace std;
main ( )
   {
     int i;
     i = 8;
     i = i + 1;
     cout <<  "This is a C++ program. " << i << "\n";
   }

To compile and link using GNU's C++ compiler, type:

 hostname{~}% g++ mine.cc -o mine

To run:

 hostname{~}% mine