title: error: unknown type name 'V' in C++ struct
body: <p>I checked other answers but they didn't work for me, I am getting error: unknown type name 'V' in my C++ code while using struct. I am unable to decipher why this error is occurring, please help.<a href="https://i.stack.imgur.com/wcahL.png" rel="nofollow noreferrer">enter image description here</a></p>