A cuboid steel with a length of 1 meter, a width and a height of 14 cm, how many square centimeters is its surface area reduced after sawing the largest cube from one end of the steel?
一根长1米，宽和高都是14厘米的长方体钢材，从钢材的一端锯下一个最大的正方体后，它的表面积减少了多少平方厘米？
<gadget id="calculator">14 * 14 * 4</gadget>
<output>784</output>

<result>784</result>