#include <bits/stdc++.h>
using namespace std;
signed main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  cout.tie(0);
  ;
  long long n, ca = 0, cb = 0;
  string s, t;
  cin >> n >> s >> t;
  long long c1 = 0, c2 = 0, c3 = 0, c4 = 0;
  for (long long i = 0; i < 2 * n; ++i) {
    if (s[i] == '1' && t[i] == '1') {
      ++c1;
    } else if (s[i] == '1' && t[i] == '0') {
      ++c2;
    } else if (s[i] == '0' && t[i] == '1') {
      ++c3;
    } else
      ++c4;
  }
  for (long long i = 1; i < 2 * n + 1; ++i) {
    if (c1 > 0) {
      if (i & 1)
        ca++;
      else
        ca--;
      c1--;
    } else if (i % 2 != 0) {
      if (c2 > 0) {
        c2--;
        ca++;
      } else if (c3 > 0) {
        c3--;
      } else
        c4--;
    } else {
      if (c3 > 0) {
        c3--;
        cb++;
      } else if (c2 > 0) {
        c2--;
      } else
        c4--;
    }
  }
  if (ca > cb)
    cout << "First\n";
  else if (cb > ca)
    cout << "Second\n";
  else
    cout << "Draw\n";
  return 0;
}
