# L-17 MCS 260 Fri 19 Feb 2010 : scramvow.py

# This program scrambles vowels on a file.

d = {'a':'e','e':'u','i':'o','o':'a','u':'i'}
print d.keys() , '->' , d.values()
name = raw_input('Name of input file : ')
ifile = open(name,'r')
name = raw_input('Name of output file : ')
ofile = open(name,'w')
while True:
   c = ifile.read(1)
   if c == '': break
   if d.has_key(c):
      ofile.write(d[c])
   else:
      ofile.write(c)
ifile.close()
ofile.close()