/*
 * main.c
 *
 *  Created on: 10.2.2012
 *      Author: Morphe
 */
#include <stdlib.h>
#include <stdio.h>
#include <locale.h>

char *numbers[] = {
        "ноль", "один", "дв", "три", "четыр", "пят", "шест", "сем", "восем",
        "девят", "ьдесят", "енадцать", "сорок", "девяносто"
}, *minus="минус";

char *getBody(int x) {
    if(x>=20) {
        x/=10;
        if(x==4) return numbers[12];
        else if(x==9) return numbers[13];
    }
    else if(x>10) x-=10;
    else if(x==10) return numbers[10]+1;

    return numbers[x];
}

char *getSuffix(int x) {
    if(x>=90)
        return "";
    else if(x>=50)
        return numbers[10]+(x/10==7 ? 1 : 0);
    else if(x>=40)
        return "";
    else if(x>=30)
        return numbers[11]+3;
    else if(x>=20)
        return numbers[11]+2;
    else if(x>11)
        return numbers[11]+(x>12?1:0);
    else if(x>=5)
        return "ь";
    switch (x) {
    case 2:
        return "a";
    case 4:
        return "е";
    default:
        break;
    }
    return "";
}

int main() {
    int x;
    setlocale(LC_ALL, "Russian");
    while(1) {
        scanf("%d", &x);
        printf("%s%s", getBody(x), getSuffix(x));
        if(x>=20) {
            x%=10;
            if(x!=0) printf(" %s%s", getBody(x), getSuffix(x));
        }
        putchar('\n');
        system("pause");
    }
    return 0;
}