#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;
int dp[200010];
signed main() {
	ios::sync_with_stdio(false);
	cin.tie(0);
	int N, K; cin >> N >> K;
	for (int i = 0; i <= N; i++) {
		dp[i] = 1001001001;
	}
	dp[1] = 0;
	for (int i = 2; i <= N; i++) {
		int now = 1001001001;
		if (i - 3 >= 1)now = min(now, dp[i - 3] + 1);
		if (i % 2 == 0)now = min(now, dp[i / 2] + 1);
		dp[i] = now;
	}
	if (dp[N] <= K)cout << "YES" << endl;
	else cout << "NO" << endl;
	return 0;
}