Class 3 and 3 have four students, Sun Ming, Zhu Liang, Tang Qiang, and Sha Qigang, participating in the 4*100-meter relay race. Sha Qigang has the strongest sprint ability, and Teacher Li has already set him as the fourth runner-up. So this time How many different ways are there in the relay race?
三3班有孙明、朱亮、唐强、沙启刚四位同学参加4*100米接力赛，沙启刚的冲刺能力最强，李老师已经把他定在第四棒，那么这次接力赛一共有多少种不同的排法．
<gadget id="calculator">3 * 2 * 1 * 1</gadget>
<output>6</output>

<result>6</result>