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0ea5c734e1
* Python file for finding number of pairs
* updating DIRECTORY.md
* fixed iterative_pair.py
* further fixed with type casting
* fixed naming conventions
* further fixed with naming convention
* documented done
* build issue fixed
* updating DIRECTORY.md
* Revert "documented done"
This reverts commit 3be15ca374.
* Update canny.py
* Update test_digital_image_processing.py
* Update sobel_filter.py
* requirements.txt fixed
* keras<2.7.0
* Update sock_merchant.py
* doctest with black fixed
* Update sock_merchant.py
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
Co-authored-by: Christian Clauss <cclauss@me.com>
21 lines
502 B
Python
21 lines
502 B
Python
from collections import Counter
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def sock_merchant(colors: list[int]) -> int:
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"""
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>>> sock_merchant([10, 20, 20, 10, 10, 30, 50, 10, 20])
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3
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>>> sock_merchant([1, 1, 3, 3])
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2
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"""
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return sum(socks_by_color // 2 for socks_by_color in Counter(colors).values())
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if __name__ == "__main__":
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import doctest
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doctest.testmod()
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colors = [int(x) for x in input("Enter socks by color :").rstrip().split()]
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print(f"sock_merchant({colors}) = {sock_merchant(colors)}")
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