#include <bits/stdc++.h>
using namespace std;
char a[2222222];
char b[2222222];
int main() {
  int i, j, n;
  while (scanf("%d", &n) != EOF) {
    int tot3 = 0;
    int tot1 = 0, tot2 = 0;
    scanf("%s", a + 1);
    scanf("%s", b + 1);
    for (i = 1; i <= 2 * n; i++) {
      if (a[i] == '1' && b[i] == '1') {
        tot3++;
      } else if (a[i] == '1')
        tot1++;
      else if (b[i] == '1')
        tot2++;
    }
    if (tot3 % 2 == 1) tot1++;
    if (tot1 > tot2)
      printf("First\n");
    else if (tot1 + 1 < tot2)
      printf("Second\n");
    else
      printf("Draw\n");
  }
  return 0;
}
