def 			A__      (	snake_case_ :		int       ,				snake_case_ :		int      ):
 return numa ^ numa < 0


if __name__ == "__main__":
      import doctest

      doctest.testmod()


import re







def 			A__      (	snake_case_ :		str      ):

 if len(re.findall('''[ATCG]'''       ,				snake_case_      )      ) != len(snake_case_      ):
  raise ValueError('''Invalid Strand'''      )

 return dna.translate(dna.maketrans('''ATCG'''       ,				'''TAGC'''      )      )


if __name__ == "__main__":
      import doctest

      doctest.testmod()

