Calculate with a simple method: (((2012+1)*2014-1)/(2013+2012*2014)).
用简便方法计算：(((2012+1)*2014-1)/(2013+2012*2014))．
<gadget id="calculator">2_012 + 1</gadget>
<output>2_013</output>

<gadget id="calculator">2_013 * 2_014</gadget>
<output>4_054_182</output>

<gadget id="calculator">4_054_182 - 1</gadget>
<output>4_054_181</output>

<gadget id="calculator">2_012 * 2_014</gadget>
<output>4_052_168</output>

<gadget id="calculator">2_013 + 4_052_168</gadget>
<output>4_054_181</output>

<gadget id="calculator">4_054_181 / 4_054_181</gadget>
<output>1</output>

<result>1</result>