I am doing a leetcode problem, and I am required to return a 2d array of results. But I am using a priority queue for that and am unable to move elements to a 2d array. I am not able to come up with a...

I have found following code for a circular queue (probably). But I can't understand function circ_queue_getFirst. As I see the code initialises struct. Then we can append (not shown) up to 5 elements,...

now I'm trying to use priority queue in c++ like this struct compare { bool operator()(const int &a, const int &b) { return weight[a] < weight[b]; } }; priority_queue<...

I am using a PriorityQueue to solve the Meeting Rooms II problem from Leetcode. I have developed my own solution that fails on certain test cases, yet from my eyes it is indistinguishable from the pro...