#include <bits/stdc++.h>
using namespace std;
const int N = 40043;
const long long int mod = 1e9 + 7;
int gcd(int a, int b) {
  if (b == 0) return a;
  return gcd(b, a % b);
}
int lcm(int a, int b) { return (a * b) / gcd(a, b); }
long long int pow(long long int a, long long int b, long long int mo) {
  if (a == 0) return 1;
  long long int u = pow(a, b / 2, mo);
  u = (u % mod * u % mod) % mo;
  if (b % 2 == 1) u = (u % mod * a % mod) % mod;
  return u;
}
long long int power(long long int a, long long int b) {
  long long int ans = 1;
  while (b) {
    if (b & 1) ans = ans * a % mod;
    a = a * a % mod;
    b >>= 1;
  }
  return ans;
}
long long int xx, yy, dd;
void equation(long long int a, long long int b) {
  if (b == 0) {
    xx = 1;
    yy = 0;
    dd = a;
  } else {
    equation(b, a % b);
    long long int temp = xx;
    xx = yy;
    yy = temp - (a / b) * yy;
  }
}
long long int inverse(long long int a, long long int m) {
  equation(a, m);
  return (xx % m + m) % m;
}
bool compare(const char &i, char &j) { return i > j; }
void solve() {
  long long int n;
  cin >> n;
  string a, b;
  cin >> a >> b;
  long long int cnt1 = 0, cnt2 = 0, cnt;
  set<long long int> s, second;
  for (long long int i = 0; i < 2 * n; i++) {
    if (a[i] == '1' && b[i] != '1')
      s.insert(i);
    else if (b[i] == '1' && a[i] != '1')
      second.insert(i);
    else if (a[i] == '1' && b[i] == '1')
      cnt++;
  }
  int e = 0;
  if (cnt % 2) {
    e = 1;
    cnt1 = cnt / 2 + 1;
    cnt2 = cnt / 2;
  }
  while (s.size() && second.size()) {
    if (e == 0) {
      auto x = s.begin();
      s.erase(*x);
      cnt1++;
      e++;
    } else {
      auto x = second.begin();
      second.erase(*x);
      cnt2++;
      e--;
    }
  }
  long long int y = ceil(s.size() / 2.0);
  if (e == 0) {
    cnt1 += y;
  } else {
    cnt1 += s.size() / 2;
  }
  y = ceil(second.size() / 2.0);
  if (e == 1) {
    cnt2 += y;
  } else
    cnt2 += second.size() / 2;
  if (cnt1 == cnt2)
    cout << "Draw";
  else if (cnt1 > cnt2)
    cout << "First";
  else
    cout << "Second";
}
int main() {
  ios::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  long long int t;
  t = 1;
  while (t--) solve(), cout << endl;
}
