Bandit Level 8 → Level 9

The password for the next level is stored in the file data.txt and is the only line of text that occurs only once

解密

bandit8@bandit:~$ sort data.txt | uniq -u
UsvVyFSfZZWbi6wgC7dAFyFuR6jQQUhR

知识点

1. sort命令用于排序输入内容；
2. uniq -u命令将连续输入内容去重；