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