






'''simple docstring'''
import qiskit





def 	_a(					UpperCamelCase__			:  int = 2							):




      '''simple docstring'''






      SCREAMING_SNAKE_CASE__       :			Dict													=qubits

      # Using Aer's simulator
      SCREAMING_SNAKE_CASE__       :			Tuple													=qiskit.Aer.get_backend('''aer_simulator'''							)

      # Creating a Quantum Circuit acting on the q register
      SCREAMING_SNAKE_CASE__       :			Union[str, Any]													=qiskit.QuantumCircuit(UpperCamelCase__,		UpperCamelCase__							)

      # Adding a H gate on qubit 0 (now q0 in superposition)
      circuit.h(0							)

      for i in range(1,		UpperCamelCase__							):
            # Adding CX (CNOT) gate
            circuit.cx(i - 1,		UpperCamelCase__							)

      # Mapping the quantum measurement to the classical bits
      circuit.measure(list(range(UpperCamelCase__							)							),		list(range(UpperCamelCase__							)							)							)

      # Now measuring any one qubit would affect other qubits to collapse
      # their super position and have same state as the measured one.

      # Executing the circuit on the simulator
      SCREAMING_SNAKE_CASE__       :			Union[str, Any]													=qiskit.execute(UpperCamelCase__,		UpperCamelCase__,		shots=1_0_0_0							)

      return job.result().get_counts(UpperCamelCase__							)


if __name__ == "__main__":
  print(F'''Total count for various states are: {quantum_entanglement(3)}''')







'''simple docstring'''
from __future__ import annotations





def 	_a(					UpperCamelCase__			:  List[str],		UpperCamelCase__			:  Union[str, Any],		UpperCamelCase__			:  int,		UpperCamelCase__			:  List[str]							):  # noqa: E741




      '''simple docstring'''






      while r - l > 1:
            SCREAMING_SNAKE_CASE__       :			List[str]													=(l + r) // 2
            if v[m] >= key:
                  SCREAMING_SNAKE_CASE__       :			Dict													=m
            else:
                  SCREAMING_SNAKE_CASE__       :			Any													=m  # noqa: E741
      return r





def 	_a(					UpperCamelCase__			:  list[int]							):




      '''simple docstring'''






      if len(UpperCamelCase__							) == 0:
            return 0

      SCREAMING_SNAKE_CASE__       :			List[Any]													=[0] * len(UpperCamelCase__							)
      SCREAMING_SNAKE_CASE__       :			Dict													=1

      SCREAMING_SNAKE_CASE__       :			Union[str, Any]													=v[0]

      for i in range(1,		len(UpperCamelCase__							)							):
            if v[i] < tail[0]:
                  SCREAMING_SNAKE_CASE__       :			List[Any]													=v[i]
            elif v[i] > tail[length - 1]:
                  SCREAMING_SNAKE_CASE__       :			int													=v[i]
                  length += 1
            else:
                  SCREAMING_SNAKE_CASE__       :			Union[str, Any]													=v[i]

      return length


if __name__ == "__main__":
  import doctest

  doctest.testmod()