win10 solve " 'g ++' is not an internal or external command, operable program or batch file" issue
https://www.jianshu.com/p/9bffbaf12bed
Tips make the windows is not an internal command
https://bbs.csdn.net/topics/390961481
If you use MinGW, you make the call mingw32-make
if you use MSVC, you make the call nmake