#include #include #include #include using namespace std; typedef long long int ll; bool dfs(ll a,ll b){ if(a==0||b==0) return true; else if((a%2==0&&b>0)&&(b%2==0&&a>0)) return dfs(a/2,b-1)||dfs(a-1,b/2); else if(a%2==0&&b>0) return dfs(a/2,b-1); else if(b%2==0&&a>0) return dfs(a-1,b/2); return false; } int main(){ ll a, b; cin >> a >> b; if(dfs(a,b)) cout << "Yes" << endl; else cout << "No" << endl; return 0; }