Calculation: 2013*2014*2015-2012*2014*2016.
计算：2013*2014*2015-2012*2014*2016．
<gadget id="calculator">2_012 * 2_016</gadget>
<output>4_056_192</output>

<gadget id="calculator">4_056_192 - 2_012</gadget>
<output>4_054_180</output>

<gadget id="calculator">2_016 - 1 - 4_056_192</gadget>
<output>-4_054_177</output>

<gadget id="calculator">4_054_180 + (-4_054_177)</gadget>
<output>3</output>

<gadget id="calculator">3 * 2_014</gadget>
<output>6_042</output>

<result>6_042</result>