Weld 76 cm long iron wire into a cuboid frame, the frame is 11 cm long, 5 cm wide, and what is the height in cm.
把76厘米长的铁丝焊成一个长方体框架，这个框架长11厘米，宽5厘米，高为多少厘米．
<gadget id="calculator">11 * 4</gadget>
<output>44</output>

<gadget id="calculator">5 * 4</gadget>
<output>20</output>

<gadget id="calculator">76 - 44 - 20</gadget>
<output>12</output>

<gadget id="calculator">12 / 4</gadget>
<output>3</output>

<result>3</result>