The five "Fuwa" in the Olympic mascots are homonyms of "Beijing welcomes you": Beibei, Jingjing, Huanhuan, Yingying, Nini. If 5 different "Fuwa" are placed in the box from left to right, how many different ways are there?
奥运吉祥物中的5个"福娃"取"北京欢迎您"的谐音：贝贝、晶晶、欢欢、迎迎、妮妮．如果在盒子中从左向右放5个不同的"福娃"，那么，有多少种不同的放法．
<gadget id="calculator">5 * 4 * 3 * 2 * 1</gadget>
<output>120</output>

<result>120</result>