Suppose A=1+(1/2)+(1/3)+(1/4)+L+(1/15)+(1/16), what is the integer part of A?
设A=1+(1/2)+(1/3)+(1/4)+L+(1/15)+(1/16)，则A的整数部分是多少．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 + 1 + (1/2) + (1/2)</gadget>
<output>3</output>

<result>3</result>