常用方法
常用方法
常用方法
常用方法
public void UseDiscount(IDiscount discount) { int sum = RealSum; DiscountSum = (int)Math.Ceiling(discount.GetTotalPriceWithDiscount(sum)); }
public void UseDiscount(IDiscount discount) { int sum = RealSum; DiscountSum = (int)Math.Ceiling(discount.GetTotalPriceWithDiscount(sum)); }