#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  scanf("%d", &n);
  string s, t;
  cin >> s >> t;
  int y = 0, a = 0, d = 0;
  for (int i = 0; i < 2 * n; i++) {
    if (s[i] == '1' && t[i] == '1') {
      d++;
    } else if (s[i] == '1') {
      y++;
    } else if (t[i] == '1') {
      a++;
    }
  }
  int temp = y;
  y -= min(a, y);
  a -= min(a, temp);
  if (d % 2 == 0) {
    if (y) {
      y = ceil(y / 2.0);
    } else {
      a = a / 2;
    }
  } else {
    if (a) {
      a = ceil(a / 2.0);
    } else {
      y = y / 2;
    }
  }
  y += ceil(d / 2.0);
  a += floor(d / 2.0);
  if (y > a) {
    printf("First\n");
  } else if (a > y) {
    printf("Second\n");
  } else {
    printf("Draw\n");
  }
  return 0;
}
