#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, br1 = 0, br2 = 0, br3 = 0, i, f, s;
  string s1, s2;
  cin >> n;
  getline(cin, s1);
  getline(cin, s1);
  getline(cin, s2);
  for (i = 0; i < n * 2; i++) {
    if (s1[i] == '1' && s2[i] == '1') br1++;
    if (s1[i] == '1' && s2[i] == '0') br2++;
    if (s1[i] == '0' && s2[i] == '1') br3++;
  }
  f = br1 / 2 + br1 % 2;
  s = br1 / 2;
  f += min(br2, br3);
  s += min(br2, br3);
  if (br1 % 2 == 0) {
    if (br2 > br3)
      f += (br2 - br3) / 2 + (br2 - br3) % 2;
    else
      s += (br3 - br2) / 2;
  } else {
    if (br2 < br3)
      s += (br3 - br2) / 2 + (br3 - br2) % 2;
    else
      f += (br2 - br3) / 2;
  }
  if (f > s)
    cout << "First\n";
  else if (s > f)
    cout << "Second\n";
  else
    cout << "Draw\n";
}
