A box of biscuits is 35 centimeters long, 25 centimeters wide, and 1 decimeter high. Now it is necessary to stick label paper around it. What is the area of this label paper in square centimeters?
一盒饼干长35厘米，宽25厘米，高1分米，现在要在它的四周贴上商标纸，这张商标纸的面积是多少平方厘米？
<gadget id="calculator">35 * 1 * 10</gadget>
<output>350</output>

<gadget id="calculator">25 * 1 * 10</gadget>
<output>250</output>

<gadget id="calculator">350 + 250</gadget>
<output>600</output>

<gadget id="calculator">600 * 2</gadget>
<output>1_200</output>

<result>1_200</result>