If a cube is surrounded by 36 cm iron wire, if it is surrounded by colored paper, how many square centimeters of colored paper are needed at least?
用36厘米的铁丝围成一个正方体，如果用彩纸把它围起来，至少需要多少平方厘米的彩纸？
<gadget id="calculator">36 / 12</gadget>
<output>3</output>

<gadget id="calculator">3 * 3 * 6</gadget>
<output>54</output>

<result>54</result>