确认在运行脚本时，健康状况图标显示的是“红色”的。

Make sure that health icon should not show "Red" color while running scripts.

youdao

然后，确认ssh - agent在运行。

Then, verify that the ssh-agent is running.

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重启后，确认正在运行xen内核。

Verify that you're now running the Xen kernel after reboot.

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At the end of the first round, I've got the smallest element at the front. At the end of the second round, I've got the smallest two elements at the front, in fact I got all of them sorted out. And it actually runs through the loop multiple times, making sure that it's in the right form.

看看发生了什么，在第一轮结束后,我把最小的元素移到了前面,第二轮结束后，我把最小的,两个元素移到了前面，实际上,所有的元素都排好序了,实际上，这个算法运行了几次循环，确认下这是正确的形式。

麻省理工公开课 - 计算机科学及编程导论课程节选