What are some alternatives to std::vector for 2D arrays in C++?

What are some alternatives to std::vector for 2D arrays in C++?

You can consider using std::array, std::deque, or even raw arrays for 2D data structures in C++. Each has its own advantages.

Can you explain the advantages of using std::array over std::vector?

Sure! std::array has a fixed size, which can lead to better performance and less overhead compared to std::vector, which can resize.

What about using raw arrays? Are they still a good option?

Raw arrays can be more efficient in terms of memory usage and speed, but they lack safety features like bounds checking that std::vector provides.

Are there any libraries that offer better 2D array implementations?

Yes, libraries like Eigen and Armadillo provide advanced matrix and array functionalities that can be more efficient for specific applications.