#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, y, a;
  string sy, sa;
  y = a = 0;
  cin >> n >> sy >> sa;
  bool f = true;
  for (int i = 0; i < 2 * n; i++) {
    if (sy[i] == sa[i] && sy[i] == '1' && f) {
      y++;
      f = false;
      continue;
    }
    if (sy[i] == sa[i] && sy[i] == '1' && !f) {
      a++;
      f = true;
      continue;
    }
    if (sy[i] == '1') y++;
    if (sa[i] == '1') a++;
  }
  if (y > a)
    cout << "First" << endl;
  else if (y + 1 < a)
    cout << "Second" << endl;
  else
    cout << "Draw" << endl;
  return 0;
}
