Where is G++in MinGW install?

Question

I installed MinGW and set the variable PATH. Then g++ in the terminal worked only ONCE, then the terminal does not recognize g++ only gcc, as you can see:

I tried to reinstall it, but it did not work. Still the g++.exe file is missing. And when I try to install it, the terminal says I already installed it, like this:

Answer 1

Just type echo $PATH then you should have your g++ executable file on that path.

Answer 2

我已经有了解决方案，我的防病毒软件在安装g ++。exe时就删除了它。