






"""simple docstring"""


import numpy as np
import qiskit



def    lowerCAmelCase							(       __UpperCamelCase						,			__UpperCamelCase					):




  """simple docstring"""







  __A		     =					qiskit.QuantumCircuit(num_qubits + 1					)

  # First, let's deal with the case in which oracle is balanced
  if case == "balanced":
    # First generate a random number that tells us which CNOTs to
    # wrap in X-gates:
    __A		     =					np.random.randint(1						,			2**num_qubits					)
    # Next, format 'b' as a binary string of length 'n', padded with zeros:
    __A		     =					format(__UpperCamelCase						,			f'0{num_qubits}b'					)
    # Next, we place the first X-gates. Each digit in our binary string
    # corresponds to a qubit, if the digit is 0, we do nothing, if it's 1
    # we apply an X-gate to that qubit:
    for index, bit in enumerate(__UpperCamelCase					):
      if bit == "1":
        oracle_qc.x(__UpperCamelCase					)
        # Do the controlled-NOT gates for each qubit, using the output qubit
        # as the target:
    for index in range(__UpperCamelCase					):
      oracle_qc.cx(__UpperCamelCase						,			__UpperCamelCase					)
    # Next, place the final X-gates
    for index, bit in enumerate(__UpperCamelCase					):
      if bit == "1":
        oracle_qc.x(__UpperCamelCase					)

    # Case in which oracle is constant
  if case == "constant":
    # First decide what the fixed output of the oracle will be
    # (either always 0 or always 1)
    __A		     =					np.random.randint(2					)
    if output == 1:
      oracle_qc.x(__UpperCamelCase					)

  __A		     =					oracle_qc.to_gate()
  __A		     =					'''Oracle'''  # To show when we display the circuit
  return oracle_gate



def    lowerCAmelCase							(       __UpperCamelCase						,			__UpperCamelCase					):




  """simple docstring"""







  __A		     =					qiskit.QuantumCircuit(num_qubits + 1						,			__UpperCamelCase					)
  # Set up the output qubit:
  dj_circuit.x(__UpperCamelCase					)
  dj_circuit.h(__UpperCamelCase					)
  # And set up the input register:
  for qubit in range(__UpperCamelCase					):
    dj_circuit.h(__UpperCamelCase					)
  # Let's append the oracle gate to our circuit:
  dj_circuit.append(__UpperCamelCase						,			range(num_qubits + 1					)					)
  # Finally, perform the H-gates again and measure:
  for qubit in range(__UpperCamelCase					):
    dj_circuit.h(__UpperCamelCase					)

  for i in range(__UpperCamelCase					):
    dj_circuit.measure(__UpperCamelCase						,			__UpperCamelCase					)

  return dj_circuit



def    lowerCAmelCase							(       __UpperCamelCase						,			__UpperCamelCase					):




  """simple docstring"""







  __A		     =					qiskit.Aer.get_backend('''aer_simulator'''					)

  __A		     =					dj_oracle(__UpperCamelCase						,			__UpperCamelCase					)
  __A		     =					dj_algorithm(__UpperCamelCase						,			__UpperCamelCase					)

  # Execute the circuit on the simulator
  __A		     =					qiskit.execute(__UpperCamelCase						,			__UpperCamelCase						,			shots=1_0_0_0					)

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


if __name__ == "__main__":
       print(F'''Deutsch Jozsa - Constant Oracle: {deutsch_jozsa("constant", 3)}''')
       print(F'''Deutsch Jozsa - Balanced Oracle: {deutsch_jozsa("balanced", 3)}''')





"""simple docstring"""







_a	:	Optional[Any]=					{
    "+": lambda x, y: x + y,
    "-": lambda x, y: x - y,
    "*": lambda x, y: x * y,
    "/": lambda x, y: x / y,
}
def     __UpperCAmelCase							(       UpperCAmelCase_       :							List[Any]    )				->     List[Any]:

	'''simple docstring'''





	return c.isdigit()
def     __UpperCAmelCase							(       UpperCAmelCase_       :							int    )				->     List[Any]:

	'''simple docstring'''





	__snake_case     :				Dict 						=					[]

	# iterate over the string in reverse order
	for c in expression.split()[::-1]:
		# push operand to stack
		if is_operand(UpperCAmelCase_    ):
			stack.append(int(UpperCAmelCase_    )    )

		else:
			# pop values from stack can calculate the result
			# push the result onto the stack again
			__snake_case     :				Optional[Any] 						=					stack.pop()
			__snake_case     :				int 						=					stack.pop()
			stack.append(calc[c](UpperCAmelCase_     ,				UpperCAmelCase_    )    )

	return stack.pop()


# Driver code
if __name__ == "__main__":
	_a	:	Union[str, Any]=					"+ 9 * 2 6"
	print(evaluate(test_expression))

	_a	:	List[Any]=					"/ * 10 2 + 4 1 "
	print(evaluate(test_expression))





