#include <bits/stdc++.h>
using namespace std;
int main() {
  std::ios_base::sync_with_stdio(0);
  int cases, caseno = 0, n, i, j, k, cnt, sum;
  cin >> n >> j >> k;
  for (i = 1; i <= 10000; i++) {
    if (n == 2) {
      cout << "Final!";
      return 0;
    }
    if ((j + 1) / 2 == (k + 1) / 2) {
      cout << i;
      return 0;
    }
    j = (j + 1) / 2;
    k = (k + 1) / 2;
    n /= 2;
  }
  return 0;
}
