#include <bits/stdc++.h>
using namespace std;
int a[2010000], b[2001000];
int s[3], sum[3];
int main() {
  int n, sum1, sum2, s1, s2, i, j, both;
  char ch;
  cin >> n;
  scanf("%c", &ch);
  sum[0] = sum[1] = 0;
  for (i = 1; i <= 2 * n; i++) {
    scanf("%c", &ch);
    if (ch == '0')
      a[i] = 0;
    else
      a[i] = 1;
    if (a[i] == 1) sum[0]++;
  }
  both = 0;
  scanf("%c", &ch);
  for (i = 1; i <= 2 * n; i++) {
    scanf("%c", &ch);
    if (ch == '0')
      b[i] = 0;
    else
      b[i] = 1;
    if (b[i] == 1) sum[1]++;
    if (b[i] == 1 && a[i] == 1) both++;
  }
  sum[0] -= both;
  sum[1] -= both;
  int t = 0;
  s[0] = s[1] = 0;
  for (i = 1; i <= 2 * n; i++) {
    if (both > 0) {
      s[t]++;
      both--;
    } else if (sum[t] > 0) {
      s[t]++;
      sum[t]--;
    } else if (sum[(t + 1) % 2] > 0) {
      sum[(t + 1) % 2]--;
    }
    t = (t + 1) % 2;
  }
  if (s[0] > s[1])
    cout << "First" << endl;
  else if (s[0] < s[1])
    cout << "Second" << endl;
  else
    cout << "Draw" << endl;
  i = 1;
}
