In a basketball game, there are 5 players on each court, corresponding to 5 different positions. If Yao Ming must be the center forward, the other four players can be assigned arbitrarily. How many different positioning methods are there?
篮球比赛中，每方场上有5名队员，对应5个不同的位置，如果姚明一定做中锋，其余四人可以任意分配，共有多少种不同的站位方法？
<gadget id="calculator">4 * 3 * 2 * 1</gadget>
<output>24</output>

<result>24</result>