Today Tavas got his test result as an integer score and he wants to share it with his girlfriend, Nafas.

His phone operating system is Tavdroid, and its keyboard doesn't have any digits! He wants to share his score with Nafas via text, so he has no choice but to send this number using words.

<image>

He ate coffee mix without water again, so right now he's really messed up and can't think.

Your task is to help him by telling him what to type.

Input

The first and only line of input contains an integer s (0 ≤ s ≤ 99), Tavas's score. 

Output

In the first and only line of output, print a single string consisting only from English lowercase letters and hyphens ('-'). Do not use spaces.

Examples

Input

6


Output

six


Input

99


Output

ninety-nine


Input

20


Output

twenty

Note

You can find all you need to know about English numerals in <http://en.wikipedia.org/wiki/English_numerals> .
#! /usr/bin/env python
# -*- coding: utf-8 -*-
# vim:fenc=utf-8
#
# Copyright © 2015 shivam <shivam@Infinite-Tsukuyomi>
#
# Distributed under terms of the MIT license.


s = """0
zero
1
one 2
two 3
three   4
four    5
five    6
six 7
seven   8
eight   9
nine    10
ten
11
eleven  12
twelve  13
thirteen    14
fourteen    15
fifteen 16
sixteen 17
seventeen   18
eighteen    19
nineteen    20
twenty
21
twenty-
one 22
twenty-
two 23
twenty-
three   24
twenty-
four    25
twenty-
five    26
twenty-
six 27
twenty-
seven   28
twenty-
eight   29
twenty-
nine    30
thirty
31
thirty-
one 32
thirty-
two 33
thirty-
three   34
thirty-
four    35
thirty-
five    36
thirty-
six 37
thirty-
seven   38
thirty-
eight   39
thirty-
nine    40
forty
41
forty-
one 42
forty-
two 43
forty-
three   44
forty-
four    45
forty-
five    46
forty-
six 47
forty-
seven   48
forty-
eight   49
forty-
nine    50
fifty
51
fifty-
one 52
fifty-
two 53
fifty-
three   54
fifty-
four    55
fifty-
five    56
fifty-
six 57
fifty-
seven   58
fifty-
eight   59
fifty-
nine    60
sixty
61
sixty-
one 62
sixty-
two 63
sixty-
three   64
sixty-
four    65
sixty-
five    66
sixty-
six 67
sixty-
seven   68
sixty-
eight   69
sixty-
nine    70
seventy
71
seventy-
one 72
seventy-
two 73
seventy-
three   74
seventy-
four    75
seventy-
five    76
seventy-
six 77
seventy-
seven   78
seventy-
eight   79
seventy-
nine    80
eighty
81
eighty-
one 82
eighty-
two 83
eighty-
three   84
eighty-
four    85
eighty-
five    86
eighty-
six 87
eighty-
seven   88
eighty-
eight   89
eighty-
nine    90
ninety
91
ninety-
one 92
ninety-
two 93
ninety-
three   94
ninety-
four    95
ninety-
five    96
ninety-
six 97
ninety-
seven   98
ninety-
eight   99
ninety-
nine
"""
s = s.replace("\n"," ")
s = s.replace("- ","-")
s = s.split(" ")
l = []
for i in s:
    if i!="":
        l.append(i)
d = input()
print l[2*d+1]
