#include using namespace std; int main(void) { cin.tie(0); ios::sync_with_stdio(false); vector v; long long int n; cin >> n; v.push_back(n); while (n > 1) { if (n % 2 == 0) { n /= 2; } else { n = 3 * n + 1; } v.push_back(n); } sort(v.rbegin(), v.rend()); cout << v.size() - 1 << '\n'; cout << v[0] << '\n'; return 0; }