5 plus 1why so named instead of 6 group?
They comprise the 5 permanent members of the United Nations Security Council (China, France, Russia, UK and US) plus 1 (Germany).
Redirect the output to a file via the command line. Print the file. For example, if the program is named foo.exe, the output can be redirected to a file named foo.txt with the following command: foo.exe > foo.txt Everything sent to std::cout by the program will now be sent to the file instead. Everything sent to std::cerr will be displayed on screen as normal.