#include <bits/stdc++.h>
using namespace std;
int main() {
  long long n, a = 0, b = 0, c = 0, d = 0, A = 0, B = 0;
  cin >> n;
  string s, t;
  cin >> s >> t;
  for (long long i = 0; i < 2 * n; i++) {
    if (s[i] == '1' && t[i] == '1') a++;
    if (s[i] == '1' && t[i] == '0') b++;
    if (s[i] == '0' && t[i] == '1') c++;
    if (s[i] == '0' && t[i] == '0') d++;
  }
  for (long long i = 0; i < 2 * n; i++) {
    if (i % 2 == 0) {
      if (a) {
        A++;
        a--;
      } else if (b) {
        A++;
        b--;
      } else if (c) {
        c--;
      } else
        d--;
    } else {
      if (a) {
        B++;
        a--;
      } else if (c) {
        B++;
        c--;
      } else if (b) {
        b--;
      } else
        d--;
    }
  }
  if (A > B) cout << "First" << endl;
  if (A < B) cout << "Second" << endl;
  if (A == B) cout << "Draw" << endl;
  return 0;
}
