/// <summary>
/// 運算(雙元符號)
/// </summary>
/// <param name="Operator">雙元運算子</param>
/// <param name="num1">數字1</param>
/// <param name="num2">數字2</param>
/// <returns>答案</returns>
private decimal Compute(BinaryOperator Operator, decimal num1, decimal num2)
{
return(Operator.Formula(num1, num2));
}