If a cylinder with a base circumference of 12.56 cm and a height of 2 meters is cut into 3 small cylinders, how much does the surface area increase in square centimeters?
将一个底面周长12.56厘米，高2米的圆柱截成3个小圆柱，表面积增加多少平方厘米．
<gadget id="calculator">12.56 / 3.14 / 2</gadget>
<output>2</output>

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

<gadget id="calculator">3.14 * 4 * 4</gadget>
<output>50.24</output>

<result>50.24</result>