#include <bits/stdc++.h>
using namespace std;
int main() {
  cin.tie(0);
  cin.sync_with_stdio(0);
  cout.tie(0);
  int n, a = 0, b = 0, uni = 0;
  string s, t;
  cin >> n >> s >> t;
  for (int i = 0; i < 2 * n; i++) {
    if (s[i] == '1') a++;
    if (t[i] == '1') b++;
    if ((s[i] == '1') && (t[i] == '1')) uni++;
  }
  if (a > b)
    cout << "First";
  else if (a == b) {
    if (uni % 2 == 1)
      cout << "First";
    else
      cout << "Draw";
  } else if (a + 1 == b)
    cout << "Draw";
  else if (a + 2 == b) {
    if (uni % 2 == 1)
      cout << "Draw";
    else
      cout << "Second";
  } else
    cout << "Second";
  return 0;
}
