Skip to content

Instantly share code, notes, and snippets.

@filler
Created December 22, 2016 03:59
Show Gist options
  • Save filler/82399ed73623e56736cfbc35bb1bda20 to your computer and use it in GitHub Desktop.
Save filler/82399ed73623e56736cfbc35bb1bda20 to your computer and use it in GitHub Desktop.
Vanity call sign spelunking for amateur 'ham' radio.
# 1x3, k,n,w + a,i,o + ???
$ egrep -i '^((k|n|w)(a|e|i|o)[a-z][a-z][a-z]$)' /usr/share/dict/words
621
$
# 2x3, ka-kz,wa-wz + ???
$ egrep -i '^((k|w)[a-z](a|e|g|i|l|o|s|t)[a-z][a-z][a-z]$)’ /usr/share/dict/words
399
$
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment