#include<bits/stdc++.h>
using namespace std;

int main(){
	long long int y,t,ans;
	cin>>y>>t;
	if(t==0) ans=1;
	else ans=y;
	for(long long int i=1;i<=t;i++){
		ans*=y;
	}
	if(t==1) ans=y;
	if(ans<0) cout<<"YES"<<endl;
	else cout<<"NO"<<endl;
	if(ans%2==0) cout<<"NO";
	else cout<<"YES";
	return 0;
}