Teacher Zhang has 3 shirts, 4 pairs of trousers, and 2 pairs of leather shoes. How many different ways can they be worn?
张老师有3件衬衫、4条裤子、2双皮鞋，用它们一共可以搭配多少种不同的穿法．
<gadget id="calculator">3 * 4 * 2</gadget>
<output>24</output>

<result>24</result>