#include <bits/stdc++.h>
using namespace std;
vector<string> split(const string& s, char c) {
  vector<string> v;
  stringstream ss(s);
  string x;
  while (getline(ss, x, c)) v.push_back(move(x));
  return move(v);
}
void err(vector<string>::iterator it) {}
template <typename T, typename... Args>
void err(vector<string>::iterator it, T a, Args... args) {
  cerr << it->substr((*it)[0] == ' ', it->length()) << " = " << a << '\n';
  err(++it, args...);
}
int N;
string s1, s2;
int amt[4];
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(0);
  cin >> N >> s1 >> s2;
  for (int i = 0; i < 2 * N; i++) {
    amt[2 * (s1[i] - '0') + (s2[i] - '0')]++;
  }
  int f = 0, s = 0;
  if (amt[3] % 2) {
    amt[1]--;
  }
  if (amt[2] > amt[1]) {
    cout << "First";
  } else if (amt[1] > amt[2] + 1) {
    cout << "Second";
  } else {
    cout << "Draw";
  }
  cout << endl;
  return 0;
}
