#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, a, b, numa, numb, ans;
  bool f = 0;
  cin >> n >> a >> b;
  for (int i = 2, cnt = 1; i <= n; i *= 2) {
    numa = a / i;
    if (a % i != 0) numa++;
    numb = b / i;
    if (b % i != 0) numb++;
    if (numa == numb) {
      if (i == n) f = 1;
      ans = cnt;
      break;
    }
    cnt++;
  }
  if (f == 1)
    cout << "Final!" << endl;
  else
    cout << ans << endl;
  return 0;
}
