A book has 262 pages in total, how many numbers are shared in the page numbers of this book?
一本书共有262页，在这本书的页码中共用了几个数码？
<gadget id="calculator">2 * 90</gadget>
<output>180</output>

<gadget id="calculator">262 - 100</gadget>
<output>162</output>

<gadget id="calculator">162 + 1</gadget>
<output>163</output>

<gadget id="calculator">3 * 163</gadget>
<output>489</output>

<gadget id="calculator">9 + 180 + 489</gadget>
<output>678</output>

<result>678</result>