There are 5 people in the Lei Feng team to publicize the traffic rules on the street, stand in a row, and the two captains are not lined up together, how many ways are there in total?
有5人参加的学雷锋小队上街宣传交通规则，站成一排，其中2名队长不排在一起，一共有多少种排法．
<gadget id="calculator">3 * 2 * 1</gadget>
<output>6</output>

<gadget id="calculator">6 * 4 * 3</gadget>
<output>72</output>

<result>72</result>