#include <bits/stdc++.h>
using namespace std;
int readint() {
  char c = getchar();
  while (!isdigit(c)) c = getchar();
  int x = 0;
  while (isdigit(c)) {
    x = x * 10 + c - '0';
    c = getchar();
  }
  return x;
}
const int maxn = 256;
const int INF = 1e9;
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(0);
  int n, a, b, r = 1;
  n = readint();
  a = readint();
  b = readint();
  if (a % 2 == 0) a--;
  if (b % 2 == 0) b--;
  if (a == b) {
    if (n == 2) {
      cout << "Final!" << endl;
      return 0;
    } else {
      cout << 1 << endl;
      return 0;
    }
  }
  while (a != b) {
    a /= 2;
    b /= 2;
    if (a == b) {
      if (pow(2, r) == n)
        cout << "Final!" << endl;
      else
        cout << r << endl;
    }
    r++;
  }
  return 0;
}
