Codeforces_734A

//Codeforces Round 734A
#include <iostream>
using namespace std;
int main()
{
    int n, arez=0, drez=0;
    char nn[100001];
    cin >> n;
    for(int i=0;i<n;i++)
    {
        cin >> nn[i];
        if(nn[i]=='A'){arez++;}
        else{drez++;}
    }
    if(arez>drez){cout<<"Anton";}
    else if(drez>arez){cout<<"Danik";}
    else if(drez==arez){cout<<"Friendship";}
    return 0;
}