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Tag: hashmap

Feb 28

Chaining in Hashmap | Collision Resolution Technique

Tech DoseLeave a commentData Structureschaining, collision resolution in hashmap, hashmap, map

This video explains the chaining collision resolution technique in hashmap.Chaining allows to keep the elements with same hash value using a linked list.I have explained everything related to chaining in details using examples. I have also explained the method to Read full

Jan 29

Top K Frequent Elements

Tech DoseLeave a commentData Structuresbuild heap, hash, hashmap, heap, priority queue, top k frequent elements

This video explains a very important programming interview problem which is to find the top k frequent elements in a given array.This problem is based on heap and hashmap.I have shown all the required concepts by showing the intuition using Read full

Dec 25

Clone graph | Leetcode #133

SpetsnazLeave a commentData Structuresclone graph, dfs, graph, hashmap, leetcode 133

CLONE GRAPH is a very important and interesting programming interview problem which is to create a clone for the given graph.This is a typical recursion programming interview problem which can be solved using DFS/BFS.I have explained how to solve this Read full

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