#include <bits/stdc++.h>
using namespace std;
string Good_bye_zero(string s) {
  int len = 0;
  while (s[0] == '0') {
    s.erase(0, 1);
    len++;
  }
  while (len--) {
    s.push_back('0');
  }
  return s;
}
int main() {
  int n, len, i, Fst = 0, Snd = 0, Dr = 0;
  string a, b;
  cin >> n >> a >> b;
  len = n * 2;
  {
    for (i = len - 1; i >= 0; i--) {
      if (a[i] == '1' && b[i] == '0') {
        Fst++;
      } else if (a[i] == '0' && b[i] == '1') {
        Snd++;
      } else if (a[i] == '1' && b[i] == '1') {
        Dr++;
      }
    }
  }
  Dr = Dr % 2;
  Fst += Dr;
  if (Fst == Snd || (Fst + 1) == Snd) {
    printf("Draw\n");
  } else if (Fst > Snd) {
    printf("First\n");
  } else if (Fst < Snd) {
    printf("Second\n");
  }
}
