[user02@FC4 Lesson02]$ cat -n first.cpp

   1  #include <iostream>
   2  using namespace std;
   3
   4  int main()
   5  {
   6     cout << "Rescued by C++!" << endl;
   7
   8     return 0;
   9  }

[user02@FC4 Lesson02]$ g++ -o first first.cpp
[user02@FC4 Lesson02]$ ./first
Rescued by C++!
[user02@FC4 Lesson02]$ ./first > test.txt
[user02@FC4 Lesson02]$ cat test.txt
Rescued by C++!
[user02@FC4 Lesson02]$