Read a lot of storybooks. On the first day, I read half of the book plus 5 pages. On the second day, I read the remaining half, and there are still 18 pages left. How many pages does this storybook have in total?
多多看一本故事书，第一天看了这本书的一半多5页，第二天看了余下的一半，还有18页没看完，这本故事书总共有多少页？
<gadget id="calculator">18 * 2</gadget>
<output>36</output>

<gadget id="calculator">36 + 5</gadget>
<output>41</output>

<gadget id="calculator">41 * 2</gadget>
<output>82</output>

<result>82</result>