There are 4 poker cards, which are 6 of hearts, 5 of diamonds, 3 of spades, and 2 of spades. What kind of calculations do these 4 numbers on the cards result in 24? Try to see how many algorithms you can write.
有4张扑克牌，分别是红桃6、方片5、黑桃3、黑桃2，牌上这4个数经过怎样的运算结果是24？试一试，你可以写出多少种算法．
<gadget id="calculator">5 - 3</gadget>
<output>2</output>

<gadget id="calculator">6 * 2 * 2</gadget>
<output>24</output>

<result>24</result>