#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, a, b, c = 1;
  cin >> n >> a >> b;
  if ((a <= (n / 2) && b > (n / 2)) || (b <= (n / 2) && a > (n / 2)))
    cout << "Final!";
  else {
    for (int i = 4;; i *= 2) {
      if (a >= (2 * (n / i)) && b >= (2 * (n / i))) {
        a -= (2 * (n / i));
        b -= (2 * (n / i));
      }
      if ((a <= (n / i) && b > (n / i)) || (b <= (n / i) && a > (n / i))) {
        for (int k = 0;; k++) {
          if (pow(2, k) == (n / i)) {
            cout << k + 1;
            break;
          }
        }
        break;
      }
    }
  }
}
