





'''simple docstring'''

def 						UpperCamelCase    (							_lowerCamelCase : int = 10_00	):
				A__    =      2**power
				A__    =      0
				while n:
								A__,     A__    =      r + n % 10, n // 10
				return r


if __name__ == "__main__":
		print(solution(int(str(input()).strip())))










'''simple docstring'''

import qiskit





def 						UpperCamelCase    (							_lowerCamelCase : int						,	_lowerCamelCase : int	):
    A__    =      qiskit.Aer.get_backend("aer_simulator"	)

    # Create a Quantum Circuit acting on the q register
    A__    =      qiskit.QuantumCircuit(_lowerCamelCase						,	_lowerCamelCase	)

    # Map the quantum measurement to the classical bits
    circuit.measure([0]						,	[0]	)

    # Execute the circuit on the simulator
    A__    =      qiskit.execute(_lowerCamelCase						,	_lowerCamelCase						,	shots=10_00	)

    # Return the histogram data of the results of the experiment.
    return job.result().get_counts(_lowerCamelCase	)


if __name__ == "__main__":
  print(f"""Total count for various states are: {single_qubit_measure(1, 1)}""")



