Calculation: 8*2+8*5+8*8+...+8*2003.
计算：8*2+8*5+8*8+…+8*2003．
<gadget id="calculator">2 + 2_003</gadget>
<output>2_005</output>

<gadget id="calculator">2_003 - 2</gadget>
<output>2_001</output>

<gadget id="calculator">2_001 / 3</gadget>
<output>667</output>

<gadget id="calculator">667 + 1</gadget>
<output>668</output>

<gadget id="calculator">668 / 2</gadget>
<output>334</output>

<gadget id="calculator">8 * 2_005 * 334</gadget>
<output>5_357_360</output>

<result>5_357_360</result>