#include<cstdio>
#include<cmath>
#include<cstring>
#include<algorithm>
#include<iostream>
using namespace std;
int n,m,a,b;
int main(){
	cin>>n>>m;
	if(m<2*n||m>4*n||m%2==1) cout<<"No answer"<<endl;
	else{
		b=(m-n*2)/2;
		a=(n*4-m)/2;
		cout<<a<<" "<<b<<endl;
		
	}
	
	
}