wc
grep
math password vules:
== being less than 20 characters in length, beginning with an uppercase letter, including at least one special character ($, #, or @), ending with a digit, and including at least one lowercase character. ==
grep '^[[:upper:]]' /usr/share/wordlists/rockyou.txt |grep '[$@#]' |grep '[[:lower:]]' |grep -E '.{19,}[0-9]$'