#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  cin >> n;
  n *= 2;
  string s1, s2;
  cin >> s1 >> s2;
  int cnt = 0, a = 0, b = 0;
  for (int i = 0; i < n; i++) {
    if (s1[i] == '1' && s2[i] == '1')
      cnt++;
    else if (s1[i] == '1')
      a++;
    else if (s2[i] == '1')
      b++;
  }
  cnt %= 2;
  a += cnt;
  if (b - 1 == a) b--;
  if (a > b)
    cout << "First" << endl;
  else if (a == b)
    cout << "Draw" << endl;
  else
    cout << "Second" << endl;
  return 0;
}
