Unable to define a global variable in C++

Question

I\'m new to programming and have been happily working my way through C++ A Beginner\'s Guide (which I\'m thoroughly enjoying!). However, I\'ve come across a bit of

Answer 1

I'm guessing this is close to the error you get:

In function 'int main()':
Line 13: error: reference to 'count' is ambiguous
compilation terminated due to -Wfatal-errors.

Using the namespace std makes count refer to std::count which is an algorithm in the standard library.

http://www.cplusplus.com/reference/algorithm/count/