A log with a length of 2 meters is cut into three pieces, and the surface area increases by 180 square centimeters. What is the original volume of the log in cubic centimeters?
一根长2米的圆木，截成三段后，表面积增加180平方厘米，这根圆木原来的体积是多少立方厘米．
<gadget id="calculator">3 - 1</gadget>
<output>2</output>

<gadget id="calculator">2 * 2</gadget>
<output>4</output>

<gadget id="calculator">180 / 4</gadget>
<output>45</output>

<gadget id="calculator">2 * 100</gadget>
<output>200</output>

<gadget id="calculator">45 * 200</gadget>
<output>9_000</output>

<result>9_000</result>