Top K Frequent Elements Visualization & Animation

Given a non-empty integer array arr[]. Your task is to find and return the top k elements which have the highest frequency in the array.

Category: algorithms

Difficulty: beginner

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Top K Frequent Elements

beginner

Given a non-empty integer array arr[]. Your task is to find and return the top k elements which have the highest frequency in the array.

K2
Result[]
Initializing
1
[0]
1
[1]
1
[2]
2
[3]
2
[4]
3
[5]
Frequency Map
empty
Buckets (index = frequency)
1×—