<shachaf> mkx bin/`^//[[ $# == 2 ]] || { echo "Usage: $0 n cmd" >&2; exit 2; }; for ((i=0; i < $1; i++)); do \\` "$2"; done | sport

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