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Areon - Rock #3

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AeronRoemer
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Hash Table Practice

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Comprehension Questions

Question Answer
Why is a good Hash Function Important?
How can you judge if a hash function is good or not?
Is there a perfect hash function? If so what is it?
Describe a strategy to handle collisions in a hash table
Describe a situation where a hash table wouldn't be as useful as a binary search tree
What is one thing that is more clear to you on hash tables now

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@CheezItMan CheezItMan left a comment

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Nice work Areon, you hit the learning goals here. Well done. I do have a bit of a comment on the time complexity of the top k elements problem, but otherwise this is great.

Comment on lines +3 to 5
// Time Complexity: o(n)
// Space Complexity: o(n)
function grouped_anagrams(strings) {

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👍 Assuming the words are english words (limited in length) the Big-O is correct.

Comment on lines +27 to 29
// Time Complexity: O(n)
// Space Complexity: O(n)
function top_k_frequent_elements(list, k) {

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👍 Due to the sort, I don't think the BigO is correct for worst-case.

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