snake_case__				= 'Alexander Joslin'

import operator as op

from .stack import Stack
def       __magic_name__(  __UpperCAmelCase		)						->    int:



      '''simple docstring'''

      _lowerCamelCase			    =				{'''*''': op.mul, '''/''': op.truediv, '''+''': op.add, '''-''': op.sub}

      _lowerCamelCase			    =				Stack()
      _lowerCamelCase			    =				Stack()

      for i in equation:
            if i.isdigit():
                  # RULE 1
                  operand_stack.push(int(__UpperCAmelCase		)		)
            elif i in operators:
                  # RULE 2
                  operator_stack.push(__UpperCAmelCase		)
            elif i == ")":
                  # RULE 4
                  _lowerCamelCase			    =				operator_stack.peek()
                  operator_stack.pop()
                  _lowerCamelCase			    =				operand_stack.peek()
                  operand_stack.pop()
                  _lowerCamelCase			    =				operand_stack.peek()
                  operand_stack.pop()

                  _lowerCamelCase			    =				operators[opr](__UpperCAmelCase ,						__UpperCAmelCase		)
                  operand_stack.push(__UpperCAmelCase		)

    # RULE 5
      return operand_stack.peek()


if __name__ == "__main__":
     snake_case__				= '(5 + ((4 * 2) * (2 + 3)))'
     # answer = 45
     print(f'''{equation} = {dijkstras_two_stack_algorithm(equation)}''')
from .data_collator import (
    DataCollatorForLanguageModeling,
    DataCollatorForPermutationLanguageModeling,
    DataCollatorForSeqaSeq,
    DataCollatorForSOP,
    DataCollatorForTokenClassification,
    DataCollatorForWholeWordMask,
    DataCollatorWithPadding,
    DefaultDataCollator,
    default_data_collator,
)
from .metrics import glue_compute_metrics, xnli_compute_metrics
from .processors import (
    DataProcessor,
    InputExample,
    InputFeatures,
    SingleSentenceClassificationProcessor,
    SquadExample,
    SquadFeatures,
    SquadVaProcessor,
    SquadVaProcessor,
    glue_convert_examples_to_features,
    glue_output_modes,
    glue_processors,
    glue_tasks_num_labels,
    squad_convert_examples_to_features,
    xnli_output_modes,
    xnli_processors,
    xnli_tasks_num_labels,
)