Xiao Ming reads a book. I read half of the book on the first day with more than 3 pages, and the second day I read the remaining half with more than 13 pages. At this time, there are 140 pages left. How many pages are there in this book?
小明看一本书．第一天看了这本书的一半多3页，第二天看了剩下的一半多13页，这时还剩140页，这本书一共有多少页？
<gadget id="calculator">140 + 13</gadget>
<output>153</output>

<gadget id="calculator">153 * 2</gadget>
<output>306</output>

<gadget id="calculator">306 + 3</gadget>
<output>309</output>

<gadget id="calculator">309 * 2</gadget>
<output>618</output>

<result>618</result>