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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 _jamo_to_hangul_char(lead, vowel, tail=0):
 """Return the Hangul character for the given jamo characters. """

    lead = ord(lead) - _JAMO_LEAD_OFFSET
    vowel = ord(vowel) - _JAMO_VOWEL_OFFSET
    tail = ord(tail) - _JAMO_TAIL_OFFSET if tail else 0
    return chr(tail + (vowel - 1) * 28 + (lead - 1) * 588 + _JAMO_OFFSET)