“The system cannot find the file specified” when running C++ program

Question

I installed Visual Studio 2010. I wrote a simple code which I\'m sure is correct but unfortunately, when I run the code, I get the error below.

Here is my code:

Answer 1

if vs2010 installed correctly

check file type (.cpp)

just build it again It will automatically fix,, ( if you are using VS 2010 )