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* flake8 --max-line-length=88 * fixup! Format Python code with psf/black push Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
25 lines
654 B
Python
25 lines
654 B
Python
#!/usr/bin/python
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"""
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The Fisher–Yates shuffle is an algorithm for generating a random permutation of a
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finite sequence.
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For more details visit
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wikipedia/Fischer-Yates-Shuffle.
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"""
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import random
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def FYshuffle(list):
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for i in range(len(list)):
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a = random.randint(0, len(list) - 1)
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b = random.randint(0, len(list) - 1)
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list[a], list[b] = list[b], list[a]
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return list
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if __name__ == "__main__":
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integers = [0, 1, 2, 3, 4, 5, 6, 7]
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strings = ["python", "says", "hello", "!"]
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print("Fisher-Yates Shuffle:")
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print("List", integers, strings)
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print("FY Shuffle", FYshuffle(integers), FYshuffle(strings))
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