#include<bits/stdc++.h>
using namespace  std;
int n,m;
int  main( ) 
{
    cin>>n;
    while (n)
    {
        m+=n%10;
        n/=10;
    }
    while (m)
    {
        int a=0,mt=m,i=1;
        while (mt>=10)
        {
            mt/=10;
            i*=10;
        }
        a=mt;
        if (a==0)
            cout<<"zero ";
        else if (a==1)
            cout<<"one ";
        else if (a==2)
            cout<<"two ";
        else if (a==3)
            cout<<"third ";
        else if (a==4)
            cout<<"four ";
        else if (a==5)
            cout<<"five ";
        else if (a==6)
            cout<<"six ";
        else if (a==7)
            cout<<"seven ";
        else if (a==8)
            cout<<"eight ";
        else if (a==9)
            cout<<"nine ";  
    }
    return 0;   
}