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