# Tag Archives: Graph Coloring

1. Project idea In this article, we present a technique that uses Genetic Algorithms to solve the Graph Coloring Problem, and aim to find the… Read More
Given a directed graph G consisting of N nodes and N-1 edges, and a positive integer K, and initially, all the nodes of the graph… Read More
Given an array of pairs Edges[][], representing edges connecting vertices in a Tree consisting of N nodes, the task is to find the minimum time… Read More
Given an array arr[][] consisting of N segments of the form {L, R, V} where, [L, R] denotes a segment with velocity V in any… Read More
Given an Undirected Graph consisting of N vertices and M edges, where node values are in the range [1, N], and vertices specified by the… Read More
Given a graph G with V nodes and E edges, the task is to colour no more than floor(V/2) nodes such that every node has… Read More
Given an undirected graph of N nodes labelled from 1 to N, the task is to find the minimum labelled node that should be removed… Read More
In graph theory, vertex colouring is a way of labelling each individual vertex such that no two adjacent vertex have same colour. But we need… Read More
Given an undirected unweighted graph with N vertices and M edges. The task is to find two disjoint good sets of vertices. A set X… Read More
Given a tree with N nodes which initially have no color and an array color[] of size N which represent the color of each node… Read More
In graph theory, edge coloring of a graph is an assignment of “colors” to the edges of the graph so that no two adjacent edges… Read More
Cycle:- cycle is a path of edges and vertices wherein a vertex is reachable from itself. or in other words, it is a Closed walk. … Read More
Given an undirected and unweighted graph. The task is to find the product of the lengths of all cycles formed in it.Example 1:     The… Read More
In graph theory, Vizing’s theorem states that every simple undirected graph may be edge colored using a number of colors that is at most one… Read More
Given an undirected graph, print all the vertices that form cycles in it. Pre-requisite: Detect Cycle in a directed graph using colors   In the above diagram,… Read More