#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  cin >> n;
  string first, second;
  cin >> first >> second;
  int oneone = 0, zerozero = 0, onezero = 0, zeroone = 0;
  for (int i = 0; i < 2 * n; i++) {
    if (first[i] == second[i]) {
      if (first[i] == '1') {
        oneone++;
      } else {
        zerozero++;
      }
    } else {
      if (first[i] == '1') {
        onezero++;
      } else {
        zeroone++;
      }
    }
  }
  bool turn = 0;
  if (oneone % 2) {
    onezero++;
    turn = 1;
  }
  if (onezero == zeroone || onezero + 1 == zeroone) {
    cout << "Draw" << endl;
  } else {
    if (onezero > zeroone) {
      cout << "First" << endl;
    } else {
      cout << "Second" << endl;
    }
  }
  return 0;
}
