There are 10 steel pipes, 6 are long and 4 are short. How many times do you need to saw the long ones into 4 sections and the short ones into 3 sections?
有10根钢管，6根长的，4根短的，把长的锯成4段，把短的锯成3段，一共需要锯多少次．
<gadget id="calculator">4 - 1</gadget>
<output>3</output>

<gadget id="calculator">3 * 6</gadget>
<output>18</output>

<gadget id="calculator">3 - 1</gadget>
<output>2</output>

<gadget id="calculator">2 * 4</gadget>
<output>8</output>

<gadget id="calculator">18 + 8</gadget>
<output>26</output>

<result>26</result>