As shown in the figure, from top to bottom, from left to right, and from front to back in a cube with side length 3, there are three cuboid holes with a base area of 1 and a height of 3 cuboids. What is the surface area of the resulting shape?
如图，在棱长为3的正方体中由上到下，由左到右，由前到后，有三个底面积是1的正方形高为3的长方体的洞，求所得形体的表面积是多少？
<gadget id="calculator">6 * 3 * 3</gadget>
<output>54</output>

<gadget id="calculator">1 * 1 * 6</gadget>
<output>6</output>

<gadget id="calculator">54 - 6</gadget>
<output>48</output>

<gadget id="calculator">4 * 1 * 1 * 6</gadget>
<output>24</output>

<gadget id="calculator">48 + 24</gadget>
<output>72</output>

<result>72</result>