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