Usage examples of greedy algorithms?

Question

What is the use of greedy algorithms? An real example?

Answer 1

What is the use of greedy algorithms?

Greedy algorithms is choosing the best/optimal solution in each stage. Look at wikipedia article

An real example?

Minimum spanning tree algorithms are greedy algorithms

• Prim's algorithm
• Kruskal algorithm
• Reverse-Delete Algorithm

The famous Dijkstra's Algorithm is also greedy algorithm