#include <iostream>
#include <iomanip>

using namespace std;

int main()
{
    int number, numbersize, millions, hthousand, tthousand, thousand, hundred, ten, units;
    string one, two, three, four, five, six, seven, eight, nine, sten;
    string eleven, twelve, thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen;
    string twenty, thirty, fourty, fifty, sixty, seventy, eighty, ninety;
    string shundred, sthousand, million;


    //DATABASE of numbers
    one = "one ";
    two = "two ";
    three = "three ";
    four = "four ";
    five = "five ";
    six = "six ";
    seven = "seven ";
    eight = "eight ";
    nine = "nine ";
    sten = "ten ";
    eleven = "eleven ";
    twelve = "twelve ";
    thirteen = "thirteen ";
    fourteen = "fourteen ";
    fifteen = "fifteen ";
    sixteen = "sixteen ";
    seventeen = "seventeen ";
    eighteen = "eighteen ";
    nineteen = "nineteen ";
    twenty = "twenty ";
    thirty = "thirty ";
    fourty = "fourty ";
    fifty = "fifty ";
    sixty = "sixty ";
    seventy = "seventy ";
    eighty = "eighty ";
    ninety = "ninety ";
    shundred = "hundred ";
    sthousand = "thousand ";
    million = "million ";



    cin>> number;
    if ( number >= 1000000 ) { numbersize = 7; }
    else if ( number >= 100000 ) { numbersize = 6; }
    else if ( number >= 10000 ) { numbersize = 5; }
    else if ( number >= 1000 ) { numbersize = 4; }
    else if ( number >= 100 ) { numbersize = 3; }
    else if ( number >= 10 ) { numbersize = 2; }
    else if ( number >= 1 ) { numbersize = 1; }

        //DETERMINE

        setprecision(0);
        millions = number / 1000000;
        hthousand = (number - millions*1000000) / 100000;
        tthousand = (number - millions*1000000 - hthousand*100000) / 10000;
        thousand = (number - millions*1000000 - hthousand*100000 - tthousand*10000) / 1000;
        hundred = (number - millions*1000000 - hthousand*100000 - tthousand*10000 - thousand*1000) / 100;
        ten = (number - millions*1000000 - hthousand*100000 - tthousand*10000 - thousand*1000 - hundred*100) / 10;
        units = (number - millions*1000000 - hthousand*100000 - tthousand*10000 - thousand*1000 - hundred*100 - ten*10);

        //DISPLAY

        //MILLIONS
        if ( millions >= 1 ) {
        switch(millions) {
        case 1: cout<< one;
        break;
        case 2: cout<< two;
        break;
        case 3: cout<< three;
        break;
        case 4: cout<< four;
        break;
        case 5: cout<< five;
        break;
        case 6: cout<< six;
        break;
        case 7: cout<< seven;
        break;
        case 8: cout<< eight;
        break;
        case 9: cout<< nine;
        break;
        }
        cout<< million;
        }
        //HUNDREDS OF THOUSANDS
        if ( hthousand >= 1 ) {
        switch( hthousand ) {
        case 1: cout<< one << shundred;
        break;
        case 2: cout<< two << shundred;
        break;
        case 3: cout<< three << shundred;
        break;
        case 4: cout<< four << shundred;
        break;
        case 5: cout<< five << shundred;
        break;
        case 6: cout<< six << shundred;
        break;
        case 7: cout<< seven << shundred;
        break;
        case 8: cout<< eight << shundred;
        break;
        case 9: cout<< nine << shundred;
        break;
        }
        if ( tthousand == 0 && thousand == 0 ) cout<< sthousand;
        else cout<< "and ";
        }

        if ( tthousand >=1 ) {
        switch( tthousand ) {
        case 2: cout<< twenty;
        break;
        case 3: cout<< thirty;
        break;
        case 4: cout<< fourty;
        break;
        case 5: cout<< fifty;
        break;
        case 6: cout<< sixty;
        break;
        case 7: cout<< seventy;
        break;
        case 8: cout<< eighty;
        break;
        case 9: cout<< ninety;
        break;
        }
        if ( thousand == 0 && tthousand != 1 ) cout<< sthousand;
        }

        if ( tthousand >= 1 ) {
        if ( tthousand !=1 ) {
        switch( thousand ) {
        case 1: cout<< one;
        break;
        case 2: cout<< two;
        break;
        case 3: cout<< three;
        break;
        case 4: cout<< four;
        break;
        case 5: cout<< five;
        break;
        case 6: cout<< six;
        break;
        case 7: cout<< seven;
        break;
        case 8: cout<< eight;
        break;
        case 9: cout<< nine;
        break;
        }
        cout<< sthousand;
        }
        else if ( tthousand == 1 ) {
            if ( thousand == 0 ) cout<< sten;
            switch(thousand) {
            case 1: cout<< eleven;
            break;
            case 2: cout<< twelve;
            break;
            case 3: cout<< thirteen;
            break;
            case 4: cout<< fourteen;
            break;
            case 5: cout<< fifteen;
            break;
            case 6: cout<< sixteen;
            break;
            case 7: cout<< seventeen;
            break;
            case 8: cout<< eighteen;
            break;
            case 9: cout<< nineteen;
            break;
            }
            cout<< sthousand;
        }
        }


}