#include <bits/stdc++.h>
using namespace std;
const double Pi = acos(-1);
const double e = 2.718281828459;
const int mod = 1e9 + 7;
void gg(int n, int a, int b, int time) {
  if ((a <= n / 2 && b > n / 2 || b <= n / 2 && a > n / 2)) {
    if (time == 1)
      cout << "Final!\n";
    else
      cout << log2(n) << endl;
    return;
  }
  if (a <= n / 2)
    gg(n / 2, a, b, time + 1);
  else
    gg(n / 2, a - n / 2, b - n / 2, time + 1);
}
int main() {
  int n, a, b;
  while (cin >> n >> a >> b) gg(n, a, b, 1);
  return 0;
}
