There are 78 cars parked in the parking lot. After 14 cars are driven away, the rest are arranged in exactly 4 rows. How many cars are there in each row?
停车场停着78辆小汽车，开走14辆后，剩下的正好排成4行．每行有多少辆小汽车？
<gadget id="calculator">78 - 14</gadget>
<output>64</output>

<gadget id="calculator">64 / 4</gadget>
<output>16</output>

<result>16</result>