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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def number_of_modified_bytes(buf, fuzzed_buf):
 """Determine the number of differing bytes. :param buf: original buffer. :param fuzzed_buf: fuzzed buffer. :return: number of different bytes. :rtype: int """

    count = 0
    for idx, b in enumerate(buf):
        if b != fuzzed_buf[idx]:
            count += 1
    return count