#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  cin >> n;
  string a, b;
  cin >> a >> b;
  n *= 2;
  int n1 = 0, n2 = 0, q = 0;
  for (int i = 0; i < n; ++i)
    if (a[i] == '1')
      if (b[i] == '1')
        q = !q;
      else
        ++n1;
    else if (b[i] == '1')
      ++n2;
  n1 += q;
  if (n1 == n2 - 1 || n1 == n2)
    cout << "Draw";
  else if (n1 > n2)
    cout << "First";
  else
    cout << "Second";
  return 0;
}
