InterpreterVisitor.VisitAdditionOperationElement C# (CSharp) Метод

  public override void VisitAdditionOperationElement(AdditionOperationElement element){
    VisitElement(element.getLhs());
    VisitElement(element.getRhs());
    int rhs = mStack.Pop();
    int lhs = mStack.Pop();
    int result = rhs + lhs;
    mStack.Push(result);    
  }