#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  int a;
  int b;
  cin >> n >> a >> b;
  if (a > b) {
    int aux = a;
    a = b;
    b = aux;
  }
  vector<int> teams(n + 1);
  if (n == 2) {
    cout << "Final!";
    return 0;
  }
  for (int i = 1; i <= n; i++) teams[i] = i;
  int round_no = 0;
  vector<int>::iterator it;
  while (teams.size() > 3) {
    round_no++;
    for (it = teams.begin() + 1; it != teams.end(); it++) {
      if (*it == a && *(it + 1) == b) {
        cout << round_no;
        return 0;
      }
      if (*it == a || *it == b)
        teams.erase(it + 1);
      else
        teams.erase(it);
    }
  }
  cout << "Final!";
  return 0;
}
