Choose any three numbers from 5, 4, 3, 2 to form a three-digit number. How many different three-digit numbers can be formed in total?
从5、4、3、2、这四个数字中任意选三个数字组成三位数，一共可以组成多少个不同的三位数．
<gadget id="calculator">4 * 3 * 2</gadget>
<output>24</output>

<result>24</result>