Shortest Path

- Algorithms, Blogathon, Blogathon-2021, Graph, Shortest Path

Implementation of Johnson’s algorithm for all-pairs shortest paths

import java.util.ArrayList;import java.util.Arrays;  public class Graph {    private static class Neighbour {        int destination;        int weight;          Neighbour(int destination, int weight)        {            this.destination = destination;            this.weight = weight;        }    }      private int…

Read More

- Graph, Shortest Path

Number of shortest paths in an Undirected Weighted Graph

import java.io.*;import java.util.*;class GFG {          static class Node implements Comparator {                  public int node;                          public int cost;          public Node() {}                  public Node(int node, int cost)        {            this.node…

Read More