#include <bits/stdc++.h>
using namespace std;
int n, a, b;
string f(long long int ans) {
  if (ans == n) {
    return "Final!";
  }
  int cnt = 0;
  while (ans > 1) {
    ans /= 2;
    cnt++;
  }
  return to_string(cnt);
}
int main() {
  cin >> n >> a >> b;
  int cnt = 0, n1 = n;
  while (n1 > 0) {
    n1 /= 2;
    cnt++;
  }
  n1 = 2;
  int cnt3 = 1;
  for (int i = 2; i <= n; i *= 2) {
    int cnt = 0;
    int cnt2 = 0;
    for (int j = 1; j <= n; j++) {
      cnt++;
      if (a == j) cnt2++;
      if (b == j) cnt2++;
      if (cnt2 == 2) {
        cout << f(i);
        exit(0);
      }
      if (cnt == i) {
        cnt = 0;
        cnt2 = 0;
      }
    }
  }
}
