Initialization of static std::map<int, int> in C++: methods and examples

Hello everyone! I'm new to C++ and trying to understand STL containers. I have a class where I need to store a static mapping of numbers (int -> int), for example, a correspondence between error codes and their text identifiers. I want this map to be static, meaning shared across all instances of the class. The problem is that I can't figure out how to properly initialize such a static std::map. Here's an example of my code: ```cpp #include