#include <iostream>
using namespace std;

int main()
{
    int a;
    cin >> a;
    switch(a)
    {
    case '1':
        cout << "mot";
        break;
    case '2':
        cout << "hai";
        break;
    case '3':
        cout << "ba";
        break;
    case '4':
        cout << "bon";
        break;
    case '5':
        cout << "nam";
        break;
    case '6':
        cout << "sau";
        break;
    case '7':
        cout << "bay";
        break;
    case '8':
        cout << "tam";
        break;
    case '9':
        cout << "chin";
        break;
    default:
        cout << "Chua nhap so !!";
    }
 return 0;
}