Calculate the integer part of (1/((1/70)+(1/71)+(1/72)+(1/73)+(1/74))) after simplification.
计算(1/((1/70)+(1/71)+(1/72)+(1/73)+(1/74)))化简后的整数部分为多少．
<gadget id="calculator">5 / 70</gadget>
<output>1/14 = around 0.071429</output>

<gadget id="calculator">1 / (1/14)</gadget>
<output>14</output>

<result>14</result>