Integer splitting and adding items: 1*2*3+2*3*4+3*4*5+…98*99*100.
整数裂项添项分拆法：1*2*3+2*3*4+3*4*5+…98*99*100．
<gadget id="calculator">23_532_201 + 955_647 + 9_702</gadget>
<output>24_497_550</output>

<result>24_497_550</result>