#include <bits/stdc++.h>
using namespace std;
char s1[2000010], s2[2000010];
int bal10, bal01, bal00, bal11;
int main() {
  int N;
  scanf("%d", &N);
  N *= 2;
  scanf("%s", &s1);
  scanf("%s", &s2);
  for (int i = 0; i < N; ++i) {
    if (s1[i] == '1' && s2[i] == '1') ++bal11;
    if (s1[i] == '1' && s2[i] == '0') ++bal10;
    if (s1[i] == '0' && s2[i] == '1') ++bal01;
    if (s1[i] == '0' && s2[i] == '0') ++bal00;
  }
  int my_1 = 0, his_1 = 0;
  while (bal10 || bal01 || bal00 || bal11) {
    if (bal11)
      --bal11, ++my_1;
    else if (bal10)
      --bal10, ++my_1;
    else if (bal01)
      --bal01;
    else
      --bal00;
    if (bal11)
      --bal11, ++his_1;
    else if (bal01)
      --bal01, ++his_1;
    else if (bal10)
      --bal10;
    else
      --bal00;
  }
  int bal = my_1 - his_1;
  if (bal > 0)
    puts("First");
  else if (bal == 0)
    puts("Draw");
  else
    puts("Second");
  return 0;
}
