Calculation: 20022003*20032002-20022002*20032003=how much.
计算：20022003*20032002-20022002*20032003=多少．
<gadget id="calculator">20_022_003 * 20_032_002</gadget>
<output>401_080_804_140_006</output>

<gadget id="calculator">20_022_002 * 20_032_003</gadget>
<output>401_080_804_130_006</output>

<gadget id="calculator">401_080_804_140_006 - 401_080_804_130_006</gadget>
<output>10_000</output>

<result>10_000</result>