#!/usr/bin/env python
"""
"""

import re
import sys
import random

def construct_translation_table():
    vowels = ['a', 'e', 'i', 'o', 'u']
    temp_vowels = vowels[:]
    mixed = []
    
    while(temp_vowels):
        char = random.choice(temp_vowels)
        mixed.append(char)
        temp_vowels.remove(char)

    table = [chr(i) for i in range(256)]

    for index, char in enumerate(vowels):
        replacement_char = mixed[index]
        table[ord(char)] = replacement_char
        table[ord(char.upper())] = replacement_char.upper()

    table = ''.join(table)

    return table
 

def flip(text):
    translation_table = construct_translation_table()
    text = text.translate(translation_table) 
    return text

def main(filename):
    text = file(filename).read()
    print flip(text)

if __name__ == "__main__":
    if len(sys.argv) < 2:
        print "Usage: %s <filename>" % (sys.argv[0])
        sys.exit(2)
    else:
        main(sys.argv[1])