




'''simple docstring'''





from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_tokenizers_available, is_torch_available


_SCREAMING_SNAKE_CASE							:     int   	=				{
    "configuration_nystromformer": ["NYSTROMFORMER_PRETRAINED_CONFIG_ARCHIVE_MAP", "NystromformerConfig"],
}

try:
  if not is_torch_available():
    raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
  pass
else:
  _SCREAMING_SNAKE_CASE							:     Any   	=				[
      "NYSTROMFORMER_PRETRAINED_MODEL_ARCHIVE_LIST",
      "NystromformerForMaskedLM",
      "NystromformerForMultipleChoice",
      "NystromformerForQuestionAnswering",
      "NystromformerForSequenceClassification",
      "NystromformerForTokenClassification",
      "NystromformerLayer",
      "NystromformerModel",
      "NystromformerPreTrainedModel",
  ]


if TYPE_CHECKING:
  from .configuration_nystromformer import NYSTROMFORMER_PRETRAINED_CONFIG_ARCHIVE_MAP, NystromformerConfig

  try:
    if not is_torch_available():
      raise OptionalDependencyNotAvailable()
  except OptionalDependencyNotAvailable:
    pass
  else:
    from .modeling_nystromformer import (
        NYSTROMFORMER_PRETRAINED_MODEL_ARCHIVE_LIST,
        NystromformerForMaskedLM,
        NystromformerForMultipleChoice,
        NystromformerForQuestionAnswering,
        NystromformerForSequenceClassification,
        NystromformerForTokenClassification,
        NystromformerLayer,
        NystromformerModel,
        NystromformerPreTrainedModel,
    )


else:
  import sys

  _SCREAMING_SNAKE_CASE							:     Tuple   	=				_LazyModule(__name__, globals()["__file__"], _import_structure, module_spec=__spec__)










'''simple docstring'''





import qiskit
from qiskit.providers import Backend


def   UpperCamelCase_(			snake_case							: int							,       snake_case							: int  ):

							'''simple docstring'''






							snake_case_      ,   snake_case_			      =   bin(snake_case  )[2:], bin(snake_case  )[2:]  # Remove leading '0b'

							# Ensure that both strings are of the same length
							if len(snake_case  ) > len(snake_case  ):
														snake_case_			      =   y.zfill(len(snake_case  )  )
							else:
														snake_case_			      =   x.zfill(len(snake_case  )  )

							# We need (3 * number of bits in the larger number)+1 qBits
							# The second parameter is the number of classical registers, to measure the result
							snake_case_			      =   qiskit.QuantumCircuit((len(snake_case  ) * 3) + 1							,       len(snake_case  ) + 1  )

							# We are essentially "not-ing" the bits that are 1
							# Reversed because it's easier to perform ops on more significant bits
							for i in range(len(snake_case  )  ):
														if x[::-1][i] == "1":
																					circuit.x(snake_case  )
							for j in range(len(snake_case  )  ):
														if y[::-1][j] == "1":
																					circuit.x(len(snake_case  ) + j  )

							return circuit, x, y


def   UpperCamelCase_(			snake_case							: qiskit.QuantumCircuit							,       snake_case							: int							,       snake_case							: int							,       snake_case							: int							,       snake_case							: int							,       ):

							'''simple docstring'''






							circuit.ccx(snake_case							,       snake_case							,       snake_case  )
							circuit.cx(snake_case							,       snake_case  )
							circuit.ccx(snake_case							,       snake_case							,       snake_case  )
							circuit.cx(snake_case							,       snake_case  )
							circuit.cx(snake_case							,       snake_case  )


def   UpperCamelCase_(			snake_case							: int							,       snake_case							: int							,       snake_case							: Backend = qiskit.Aer.get_backend("aer_simulator"  )							,       ):

							'''simple docstring'''






							if vala < 0 or vala < 0:
														raise ValueError("Both Integers must be positive!"  )

							# Store the Integers
							snake_case_      ,   snake_case_      ,   snake_case_			      =   store_two_classics(snake_case							,       snake_case  )
							for i in range(len(snake_case  )  ):
														full_adder(snake_case							,       snake_case							,       len(snake_case  ) + i							,       len(snake_case  ) + len(snake_case  ) + i							,       len(snake_case  ) + len(snake_case  ) + i + 1  )
														circuit.barrier()  # Optional, just for aesthetics

							# Measure the resultant qBits
							for i in range(len(snake_case  ) + 1  ):
														circuit.measure([(len(snake_case  ) * 2) + i]							,       [i]  )

							snake_case_			      =   qiskit.execute(snake_case							,       snake_case							,       shots=1  ).result()

							# The result is in binary. Convert it back to int
							return int(list(res.get_counts()  )[0]							,       2  )


if __name__ == "__main__":
		import doctest

		doctest.testmod()




