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Bit manipulation: get the bit at a given position (#4438)
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@ -74,6 +74,26 @@ def is_bit_set(number: int, position: int) -> bool:
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return ((number >> position) & 1) == 1
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return ((number >> position) & 1) == 1
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def get_bit(number: int, position: int) -> int:
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"""
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Get the bit at the given position
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Details: perform bitwise and for the given number and X,
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Where X is a number with all the bits – zeroes and bit on given position – one.
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If the result is not equal to 0, then the bit on the given position is 1, else 0.
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>>> get_bit(0b1010, 0)
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0
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>>> get_bit(0b1010, 1)
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1
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>>> get_bit(0b1010, 2)
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0
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>>> get_bit(0b1010, 3)
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1
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"""
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return int((number & (1 << position)) != 0)
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if __name__ == "__main__":
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if __name__ == "__main__":
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import doctest
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import doctest
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