Use 6 small cuboids with a length of 2 cm and a width and height of 1 cm to form a large cuboid. What is the maximum surface area of the large cuboid?
用6个长是2厘米，宽和高都是1厘米的小长方体拼成一个大长方体，拼成的大长方体的表面积最大是多少？
<gadget id="calculator">6 * 2</gadget>
<output>12</output>

<gadget id="calculator">12 * 1</gadget>
<output>12</output>

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

<gadget id="calculator">1 * 12</gadget>
<output>12</output>

<gadget id="calculator">12 + 1 + 12</gadget>
<output>25</output>

<gadget id="calculator">25 * 2</gadget>
<output>50</output>

<result>50</result>