It took a train 23 seconds to pass through a 342-meter tunnel, and then 17 seconds to pass through a 234-meter tunnel. This train passed another train with a length of 88 meters and a speed of 22 meters per second. How much does it take? seconds.
某列车通过342米的遂道用了23秒，接着通过234米的遂道用了17秒，这列火车与另一列长88米、速度为每秒22米的列车错车而过，问需要多少秒钟．
<gadget id="calculator">342 - 234</gadget>
<output>108</output>

<gadget id="calculator">23 - 17</gadget>
<output>6</output>

<gadget id="calculator">108 / 6</gadget>
<output>18</output>

<gadget id="calculator">23 * 18</gadget>
<output>414</output>

<gadget id="calculator">414 - 342</gadget>
<output>72</output>

<gadget id="calculator">72 + 88</gadget>
<output>160</output>

<gadget id="calculator">18 + 22</gadget>
<output>40</output>

<gadget id="calculator">160 / 40</gadget>
<output>4</output>

<result>4</result>