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