Top 20 Greedy Algorithms Interview Questions

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 benefit. Greedy algorithms are used for optimization problems.

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1. Activity Selection Problem
2. Kruskal’s Minimum Spanning Tree Algorithm
3. Huffman Coding
4. Efficient Huffman Coding for Sorted Input
5. Prim’s Minimum Spanning Tree Algorithm
6. Prim’s MST for Adjacency List Representation
7. Dijkstra’s Shortest Path Algorithm
8. Dijkstra’s Algorithm for Adjacency List Representation
9. Job Sequencing Problem
10. Greedy Algorithm to find Minimum number of Coins
11. K Centers Problem
12. Minimum Number of Platforms Required for a Railway/Bus Station
13. Connect n ropes with minimum cost
14. Graph coloring
15. Fractional Knapsack Problem
16. Minimize Cash Flow among a given set of friends who have borrowed money from each other
17. Find minimum time to finish all jobs with given constraints
18. Find maximum sum possible equal to sum of three stacks
19. Dail’s Algorithm
20. Boruvka’s algorithm

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