#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  scanf("%d", &n);
  n *= 2;
  char a[n], b[n];
  scanf("%s", a);
  scanf("%s", b);
  int c1 = 0, c2 = 0, match = 0;
  for (int i = 0; i < n; i++) {
    if (a[i] == '1' && a[i] == b[i])
      match++;
    else {
      if (a[i] == '1') c1++;
      if (b[i] == '1') c2++;
    }
  }
  if (match % 2) {
    c1 += 1;
  }
  if (c1 == c2 || c1 + 1 == c2)
    printf("Draw\n");
  else if (c1 > c2)
    printf("First\n");
  else
    printf("Second\n");
  return 0;
}
