Given an integer array nums, return all elements that appear more than ⌊n/3⌋ times.
Key Observation
An element must appear more than n/3 times.
This means there can be at most 2 such elements.
Why?
Given an integer array nums, return all elements that appear more than ⌊n/3⌋ times. Key...
Given an integer array nums, return all elements that appear more than ⌊n/3⌋ times.
Key Observation
An element must appear more than n/3 times.
This means there can be at most 2 such elements.
Why?

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