def getEvaluatedExpressionValueEvaluators(evaluators):
 for (evaluatorIndex, evaluator) in enumerate(evaluators):
  evaluator.executeCenterOperation(evaluators, evaluatorIndex)
 for negativeIndex in xrange((1 - len(evaluators)), 0):
  evaluatorIndex = (negativeIndex + len(evaluators))
  evaluators[evaluatorIndex].executeRightOperation(evaluators, evaluatorIndex)
 executeLeftOperations(evaluators, 200)
 for operationLevel in [80, 60, 40, 20, 15]:
  executePairOperations(evaluators, operationLevel)
 executeLeftOperations(evaluators, 13)
 executePairOperations(evaluators, 12)
 for negativeIndex in xrange((- len(evaluators)), 0):
  evaluatorIndex = (negativeIndex + len(evaluators))
  evaluators[evaluatorIndex].executePairOperation(evaluators, evaluatorIndex, 10)
 for evaluatorIndex in xrange((len(evaluators) - 1), (-1), (-1)):
  evaluators[evaluatorIndex].executePairOperation(evaluators, evaluatorIndex, 0)
 return evaluators

def getEvaluatedExpressionValueEvaluators ( evaluators ) : for ( evaluatorIndex , evaluator ) in enumerate ( evaluators ) : evaluator . executeCenterOperation ( evaluators , evaluatorIndex ) for negativeIndex in xrange ( ( 1 - len ( evaluators ) ) , 0 ) : evaluatorIndex = ( negativeIndex + len ( evaluators ) ) evaluators [ evaluatorIndex ] . executeRightOperation ( evaluators , evaluatorIndex ) executeLeftOperations ( evaluators , 200 ) for operationLevel in [ 80 , 60 , 40 , 20 , 15 ] : executePairOperations ( evaluators , operationLevel ) executeLeftOperations ( evaluators , 13 ) executePairOperations ( evaluators , 12 ) for negativeIndex in xrange ( ( - len ( evaluators ) ) , 0 ) : evaluatorIndex = ( negativeIndex + len ( evaluators ) ) evaluators [ evaluatorIndex ] . executePairOperation ( evaluators , evaluatorIndex , 10 ) for evaluatorIndex in xrange ( ( len ( evaluators ) - 1 ) , ( - 1 ) , ( - 1 ) ) : evaluators [ evaluatorIndex ] . executePairOperation ( evaluators , evaluatorIndex , 0 ) return evaluators
evaluate the expression value from the numeric and operation evaluators .