Does the following code fragment compile?

namespace helpers { 
   int counter{1}, strength{2};
}
int Div2(int value) {
  return value/2;
}
int main() {
  std::cout << helpers::counter << "\n";
  using helpers::strength;
  std::cout << strength << "\n"; 
  std::cout << Div2(8) << "\n"; 
}