What are some usage scenarios for 2D vectors in C++11?
An example of an AI chatbot conversation about C++11 std::vector for 2D data structures.
What are some usage scenarios for 2D vectors in C++11?
2D vectors in C++11 can be used for various applications like game development, image processing, and matrix operations.
Can you give me an example of how to declare a 2D vector?
Sure! You can declare a 2D vector like this: std::vector<std::vector<int>> matrix;.
How do I initialize a 2D vector with specific dimensions?
You can initialize it with specific dimensions using: std::vector<std::vector<int>> matrix(rows, std::vector<int>(cols));.
What are the advantages of using 2D vectors over arrays?
2D vectors offer dynamic sizing, easier memory management, and built-in functions for manipulation compared to arrays.
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