#include <bits/stdc++.h>
using namespace std;
char s1[2000001], s2[2000001];
int main() {
  int n;
  scanf("%d", &n);
  scanf("%s", s1);
  scanf("%s", s2);
  n = 2 * n;
  int c1 = 0, c2 = 0, e = 0;
  for (int i = 0; i < n; i++) {
    if (s1[i] == '1' && s2[i] == '1') {
      e++;
    } else if (s1[i] == '1' && s2[i] == '0') {
      c1++;
    } else if (s1[i] == '0' && s2[i] == '1') {
      c2++;
    }
  }
  if (e % 2) {
    c1 = c1 + (e / 2) + 1;
    c2 = c2 + (e / 2);
  } else {
    c1 = c1 + e / 2;
    c2 = c2 + e / 2;
  }
  if (c1 == c2 || c1 + 1 == c2) {
    printf("Draw\n");
  } else if (c1 > c2) {
    printf("First\n");
  } else
    printf("Second\n");
  return 0;
}
