#!/usr/local/cpython-3.7/bin/python

# pylint: disable=superfluous-parens
# superfluous-parens: Parentheses are good for clarity and portabilty

"""
Take a string of numbers and letters, and convert them to the NATO phonetic alphabet.

http://en.wikipedia.org/wiki/NATO_phonetic_alphabet
"""

import re
import sys


def main() -> None:
    """Convert to NATO phonetics."""
    letters = (
        'alpha bravo Charlie delta echo foxtrot golf hotel India Juliet kilo Lima Mike '
        'November Oscar papa Quebec Romeo Sierra tango uniform victor whiskey x-ray Yankee Zulu'
        ).split()

    digits = (
        'ze-ro wun too tree fow-er fife six sev-en ait nin-er'
        ).split()

    ord_of_a = ord('a')
    ord_of_0 = ord('0')

    for word in sys.argv[1:]:
        address = ''
        for suffix in ['@gmail.com', '@yahoo.com']:
            if word.endswith(suffix):
                address = suffix
                word = re.sub('%s$' % suffix, '', word)

        for char in word.lower():
            if 'a' <= char <= 'z':
                index = ord(char) - ord_of_a
                print(letters[index])
            elif '0' <= char <= '9':
                index = ord(char) - ord_of_0
                print(digits[index])
            elif char == '.':
                print('point')
            else:
                print(char)

        if address:
            print(address)


main()