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Rebeca Muniz #Cedar #CS Fun#66

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rebecamuniz wants to merge 5 commits intoAda-C16:masterfrom
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Rebeca Muniz #Cedar #CS Fun#66
rebecamuniz wants to merge 5 commits intoAda-C16:masterfrom
rebecamuniz:master

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@rebecamuniz
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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

@rebecamuniz
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final push

@chimerror
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Grabbing this to grade!

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@chimerror chimerror left a comment

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Good work!

I added some comments about unneeded import statements, left-in debugging code, and missing complexity calculations on your top-K solution, but overall this looks good enough for a Green!


from array import array
from distutils.log import error
import string

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It looks like these import statements didn't get used (they were probably added by an overzealous IDE), so you can remove them

"""
pass
print(top_k_frequent_elements([1, 2, 2, 2, 3, 3, 3], 2)) No newline at end of file

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Make sure to remove testing code like this before checking in, just to keep the code clean for style purposes.

""" This method will return the k most common elements
In the case of a tie it will select the first occuring element.
Time Complexity: ?
Space Complexity: ?

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Looks like the complexity calculations got missed here, but I haven't been dinging people for it.

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2 participants