<b_jonas> perl -eopen$O,">",($c="bin/listlist");print$O qq{#!/bin/sh\\nset -e\\nexport LANG=C\\ncd /hackenv/bin;exec ls -dF *[lL]ist*\\n};close$O;chmod $c,0755;

#!/usr/bin/python
s=set()
try:
 while True:
  l=raw_input()
  if l not in s:
   s.add(l)
   print(l)
except EOFError:
 pass