Subtract its (1/2) from 2002, then subtract the remaining (1/3), then subtract the remaining (1/4), and so on, until finally subtract the remaining (1/2002), So what is the last remaining number?
2002减去它的(1/2)，再减去余下的(1/3)，再减去余下的(1/4)，依此类推，一直到最后减去余下的(1/2002)，那么最后剩下的数是多少？
<gadget id="calculator">1 / 2_002</gadget>
<output>1/2_002 = around 0.0005</output>

<gadget id="calculator">1 - (1/2_002)</gadget>
<output>2_001/2_002 = around 0.9995</output>

<gadget id="calculator">1 - (2_001/2_002)</gadget>
<output>1/2_002 = around 0.0005</output>

<gadget id="calculator">2_002 * (1/2_002)</gadget>
<output>1</output>

<result>1</result>