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Sarthak Joshipre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>Christian Clauss* Create bianry_to_excessthree.py * [pre-commit.ci] auto fixes from pre-commit.com hooks for more information, see https://pre-commit.ci * Fix filename typos in binary to excess-3 conversion --------- Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com> Co-authored-by: Christian Clauss <cclauss@me.com>
35 lines
886 B
Python
35 lines
886 B
Python
def binary_to_excess3(binary_str: str) -> str:
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"""
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Convert a binary number (as a string) to its Excess-3 code.
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https://en.wikipedia.org/wiki/Excess-3
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Args:
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binary_str (str): Binary number as a string (e.g., "1010").
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Returns:
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str: Excess-3 code as a binary string.
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Example:
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>>> binary_to_excess3("1010")
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'1101'
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"""
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# Convert binary to decimal
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decimal_value = int(binary_str, 2)
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# Add 3 (Excess-3 encoding)
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excess3_value = decimal_value + 3
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# Convert back to 4-bit binary
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excess3_binary = format(excess3_value, "04b")
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return excess3_binary
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if __name__ == "__main__":
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from dostest import testmod
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testmod()
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binary_input = input("Enter a 4-bit binary number: ")
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excess3_output = binary_to_excess3(binary_input)
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print(f"Excess-3 code of {binary_input} is: {excess3_output}")
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