#include "bits/stdc++.h" #define MOD 1000000007 #define rep(i, n) for(ll i=0; i < (n); i++) #define rrep(i, n) for(ll i=(n)-1; i >=0; i--) #define ALL(v) v.begin(),v.end() #define rALL(v) v.rbegin(),v.rend() #define FOR(i, j, k) for(ll i=j;i llvec; typedef vector dvec; typedef pair P; typedef long double ld; struct edge{ll x, c;}; ll N, K; llvec dp; ll dpf(ll n){ if(n<=0)return 1e18; if(n==1)return 0; if(dp[n]!=1e18){ }else{ if(n%2==0){ dp[n] = min(dp[n], dpf(n/2)+1); } dp[n] = min(dp[n], dpf(n-3)+1); } return dp[n]; } /************************************** ** A main function starts from here ** ***************************************/ int main(){ cin >> N >> K; dp = llvec(N+1, 1e18); ll t = dpf(N); if(t<=K){ cout << "YES"<