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Add binary_coded_decimal.py (#10656)

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* added decimal to bcd sequence

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* updated with fixes

* Update and rename bcd_sequence.py to binary_coded_decimal.py

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* Update binary_coded_decimal.py

* Update binary_coded_decimal.py

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Manmita Das 2023-10-18 04:07:57 +05:30 committed by GitHub
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commit 9da6f48b46
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bit_manipulation/binary_coded_decimal.py Normal file
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def binary_coded_decimal(number: int) -> str:
"""
Find binary coded decimal (bcd) of integer base 10.
Each digit of the number is represented by a 4-bit binary.
Example:
>>> binary_coded_decimal(-2)
'0b0000'
>>> binary_coded_decimal(-1)
'0b0000'
>>> binary_coded_decimal(0)
'0b0000'
>>> binary_coded_decimal(3)
'0b0011'
>>> binary_coded_decimal(2)
'0b0010'
>>> binary_coded_decimal(12)
'0b00010010'
>>> binary_coded_decimal(987)
'0b100110000111'
"""
return "0b" + "".join(
str(bin(int(digit)))[2:].zfill(4) for digit in str(max(0, number))
)
if __name__ == "__main__":
import doctest
doctest.testmod()