include <iostream>
using namespace std;
bool prim ( int n)
{
    if ( n<2 ) return 0;
    if ( n==2 ) return 1;
    if ( n%2== 0 ) return 0;
    for( int i=3; i*i<=n; i+=2)
        if (n % i == 0) return 0;
    return 1;
}
int main ()
{
    int a;
    cin >> a;
    bool k = false;
    for( int i = 2; i*i <= a; i++)
    {
        if ( a % i == 0 && prim(i) == true )
        {
            if ( prim ( a / i ) == true && i*i != a )
                k = true;
                break;
        }
        if ( i >= 3 )
            i++;
    }
    if( k == true )
        cout << "DA";
    else
    cout << "NU";
    return 0;
}