#include <bits/stdc++.h>
#define rep(i,n) for(int i=0;i<(int)(n);i++)
#define chmin(x,y) x = min((x),(y))
#define chmax(x,y) x = max((x),(y))
#define popcount(x) __builtin_popcount(x)
using namespace std;
using ll = long long ;
using P = pair<int,int> ;
using pll = pair<long long,long long>;
const int INF = 1e9;
const long long LINF = 1e17;
//const int MOD = 1000000007;
const int MOD = 998244353;
const double PI = 3.14159265358979323846;

int main(){
    int n,k;
    cin >> n >> k;
    vector<int> dp(n+1,INF);
    dp[1] = 0;
    for(int i=2;i<=n;i++){
        if(i-3>=0) dp[i] = dp[i-3]+1;
        if(i%2==0) dp[i] = dp[i/2]+1;
    }
    cout << (dp[n] <= k ? "YES" : "NO") << endl;
    return 0;
}