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Graph

Find shortest distances between every pair of vertices ( Dynamic Programming Floyd Warshall Algorithm)

February 23, 2018 by Dhaval Dave

Find shortest distances between every pair of vertices in a given edge weighted directed Graph.

Input:
The first line of input contains an integer T denoting the no of test cases . Then T test … Read More

Filed Under: Amazon Interview Question, Graph, Microsoft Interview Questions Tagged With: Dynamic Programming, Graph

Knight Tour Problem (Graph – Breadth First Search)

December 22, 2017 by Dhaval Dave

Knight Tour Problem : Given a chess board of size n x n, initial position of knight and final position of knight. We need to find the minimum number of steps required to reach final … Read More

Filed Under: Algorithm, Amazon Interview Question, Flipkart Interview Questions, Graph, Microsoft Interview Questions Tagged With: algorithm, BFS, Graph

Spanning Tree

March 1, 2014 by Dhaval Dave

In the mathematical field of graph theory, a spanning tree T of a connected, undirected graph G is a tree that includes all of the vertices and some or all of the edges of G.

… Read More

Filed Under: problem Tagged With: Graph, tree

BFS (Breath First Search)

March 1, 2014 by Dhaval Dave

In graph theory, breadth-first search (BFS) is a strategy for searching in a graph when search is limited to essentially two operations: (a) visit and inspect a node of a graph; (b) gain access to

… Read More

Filed Under: problem Tagged With: Binary Tree, Graph, tree

DFS (Depth First Search)

March 1, 2014 by Dhaval Dave

DFS BFS Graph traversal

Depth-first search (DFS) is an algorithm for traversing or searching tree or graph data structures. One starts at the root (selecting some arbitrary node as the root in the case of a graph) and explores

… Read More

Filed Under: problem Tagged With: Binary Tree, Graph, tree

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