#include "bits/stdc++.h" //#define int long long using namespace std; using ll = long long; using P = pair<ll, ll>; const ll INF = (1LL << 61); ll mod = 1000000007; ll gcd(ll a, ll b) { if (b == 0)return a; return gcd(b, a % b); } ll lcm(ll a, ll b) { ll g = gcd(a, b); return a / g * b; } signed main() { ios::sync_with_stdio(false); cin.tie(0); int N, K; cin >> N >> K; int cnt = 0; while (true) { if (N <= 1) { if (N == 1) { if (cnt <= K) { cout << "YES" << endl; } else cout << "NO" << endl; } else { cout << "NO" << endl; } return 0; } if (N % 2 == 0) { cnt++; N /= 2; } else { cnt++; N -= 3; } } return 0; }