<izabera> ` printf \'(($#==1)) && set -- "${1%% *}" "${1#* }"; key=${1,,}; shift; cat <<< "${*,,}" > "wisdom/$key" && echo "Learned \xc2\xab$key\xc2\xbb"\' > bin/leann

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