Given that A=(1/((1/10)+(1/11)+…+(1/19))), find the integer part of A.
已知A=(1/((1/10)+(1/11)+…+(1/19)))，求A的整数部分．
<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">(1/10) * 10</gadget>
<output>1</output>

<result>1</result>