#include <bits/stdc++.h>
using namespace std;
int main() {
  ios::sync_with_stdio(0);
  int n, a, b;
  cin >> n >> a >> b;
  int k = n / 2;
  if (a <= k && b > k || a > k && b <= k) {
    cout << "Final!";
    return 0;
  }
  int roundtot = 1;
  while (pow(2, roundtot) < n) {
    roundtot++;
  }
  int rd = 1;
  while (1) {
    n /= 2;
    if (a > n && b > n) {
      a -= n;
      b -= n;
    }
    k = n / 2;
    if (a <= k && b > k || a > k && b <= k) {
      cout << roundtot - rd;
      return 0;
    }
    rd++;
  }
  return 0;
}
