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Other 2021-11-13 03:14:24
Difference between Priority Queue and Heap
This is frequently used in Competitive Programming. We first multiply all elements with (-1). Then we create a max heap (max heap is the default for priority queue). When we access the data and want to print it we simply multiply those elements with (-1)... Add solution -
Python 2021-11-08 16:38:07
convert c++ code to python online
// Program to print path from root node to destination node // for N*N -1 puzzle algorithm using Branch and Bound // The solution assumes that instance of puzzle is solvable #include <bits/stdc++.h> using namespace std; #define N 3 // state space t... Add solution -
C++ 2021-10-26 07:32:10
priority queue cpp
/* A priority queue maintains a set of elements. The supported operations are insertion and, depending on the type of the queue, retrieval and removal of either the minimum or maximum element. Insertion and removal take O(logn) time, and retrieval takes... Add solution -
Python 2021-09-23 16:25:05
dijkstra implementation with the help of priority queue in python
import heapq def calculate_distances(graph, starting_vertex): distances = {vertex: float('infinity') for vertex in graph} distances[starting_vertex] = 0 pq = [(0, starting_vertex)] while len(pq) > 0: current_distance, current... Add solution
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