#include<stdio.h>

using namespace std;;

int main(){
	int i,j,n,m,a;
	scanf("%d%d",&n,&m);
	a=0;
	for(i=0;i<=n;i++){
		if(i*2+(n-i)*4==m){
			printf("%d %d\n",i,(n-i));
			a=1;
			break;
		}
	}
	if(a==0)
			printf("No answer\n");
}