#!/usr/bin/env python
#Djames Suhanko
import sys
try:
cpflimpo=sys.argv[1]
except IndexError:
print "Use %s NUMERO_DO_CPF" % sys.argv[0]
sys.exit()

if (len(cpflimpo) != 11 or not cpflimpo.isdigit()):
print "Formato errado. Tente de novo (apenas numeros)"
sys.exit()

digito = {}
digito[0] = 0
digito[1] = 0
a=10
total=0
for c in range(0,2):
for i in range(0,(8+c+1)):
  total=total+int(cpflimpo[i])*a
  a=a-1
digito[c]=int(11-(total%11))
a=11
total=0
if (int(cpflimpo[9]) == int(digito[0]) and int(cpflimpo[10]) == int(digito[1])):
print "CPF valido: ",
for i in (range(len(cpflimpo))):
   if (i == 2 or i == 5):
    sep=cpflimpo[i]+" ."
   elif (i == 8):
    sep=cpflimpo[i]+" -"
   else:
    sep=cpflimpo[i]
   print "%s" % sep,
else:
print "CPF invalido"