What are advanced topics in C++11's std::priority_queue?

Can you explain the advanced features of std::priority_queue in C++11?

Sure! In C++11, std::priority_queue offers features like custom comparators, which allow you to define the order of elements.

How do I implement a custom comparator for std::priority_queue?

You can create a struct or a lambda function that defines the comparison logic and pass it as a template argument.

Can you give me an example of using a lambda as a comparator?

Absolutely! Here's a simple example: std::priority_queue<int, std::vector<int>, std::greater<int>> pq; This creates a min-heap.

What are some common use cases for std::priority_queue?

Common use cases include scheduling tasks, managing events in simulations, and implementing Dijkstra's algorithm for shortest paths.