Two wooden sticks are stacked together, the total length from head to tail is 66 cm, one of the sticks is 48 cm long, and the overlapping part in the middle is 12 cm long, how many centimeters is the other stick long?
把两根木棍叠放在一起，从头到尾共长66厘米，其中一根木棍长48厘米，中间重叠部分长12厘米，另一根木棍长多少厘米？
<gadget id="calculator">66 - 48</gadget>
<output>18</output>

<gadget id="calculator">12 + 18</gadget>
<output>30</output>

<result>30</result>