#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, com = 0, s1 = 0, t1 = 0;
  cin >> n;
  string s, t;
  cin >> s >> t;
  for (int i = 0; i < 2 * n; ++i) {
    if (s[i] == '1' && t[i] == '1')
      ++com;
    else if (s[i] == '1')
      ++s1;
    else if (t[i] == '1')
      ++t1;
  }
  if (com % 2 == 0) {
    if (s1 > t1)
      cout << "First" << endl;
    else if (s1 < t1 - 1)
      cout << "Second" << endl;
    else
      cout << "Draw" << endl;
  } else {
    if (s1 >= t1) {
      cout << "First" << endl;
    } else if (s1 < t1 - 2)
      cout << "Second" << endl;
    else
      cout << "Draw" << endl;
  }
  return 0;
}
