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Job Sequencing Problem | Set 1 (Greedy Algorithm)
November 18, 2014

Given an array of jobs where every job has a deadline and associated profit if the job is finished before the deadline.

November 18, 2014

Given an array of jobs where every job has a deadline and associated profit if the job is finished before the deadline.

November 16, 2014

Given arrival and departure times of all trains that reach a railway station, find the minimum number of platforms required for the railway station so… Read More »

August 17, 2014

There are given n ropes of different lengths, we need to connect these ropes into one rope. The cost to connect two ropes is equal… Read More »

March 7, 2014

Given a string and a positive integer d. Some characters may be repeated in the given string.

November 14, 2013

We introduced graph coloring and applications in previous post. As discussed in the previous post, graph coloring is widely used.

November 27, 2012

We recommend to read following two posts as a prerequisite of this post. 1. Greedy Algorithms | Set 7 (Dijkstra’s shortest path algorithm) 2. Graph and… Read More »

November 25, 2012

Given a graph and a source vertex in graph, find shortest paths from source to all vertices in the given graph.

November 23, 2012

We recommend to read following two posts as a prerequisite of this post.

November 18, 2012

We have discussed Kruskal’s algorithm for Minimum Spanning Tree. Like Kruskal’s algorithm, Prim’s algorithm is also a Greedy algorithm. It starts with an empty spanning tree.

November 4, 2012

We recommend to read following post as a prerequisite for this. Greedy Algorithms | Set 3 (Huffman Coding) Time complexity of the algorithm discussed in… Read More »

November 3, 2012

Huffman coding is a lossless data compression algorithm. The idea is to assign variable-length codes to input characters, lengths of the assigned codes are based… Read More »

October 30, 2012

What is Minimum Spanning Tree? Given a connected and undirected graph, a spanning tree of that graph is a subgraph that is a tree and… Read More »

March 28, 2012

Greedy is an algorithmic paradigm that builds up a solution piece by piece, always choosing the next piece that offers the most obvious and immediate… Read More »

March 29, 2011

Following two algorithms are generally taught for Minimum Spanning Tree (MST) problem.

March 4, 2011

Minimum Spanning Tree (MST) problem: Given connected graph G with positive edge weights, find a min weight set of edges that connects all of the… Read More »