#include<iostream>
#include<string>
#include<algorithm>
#include<map>
#include<set>
#include<utility>
#include<vector>
#include<cmath>
#include<cstdio>
#define loop(i,a,b) for(int i=a;i<b;i++) 
#define rep(i,a) loop(i,0,a)
#define pb push_back
#define mp make_pair
#define it ::iterator
#define all(in) in.begin(),in.end()
const double PI=acos(-1);
const double ESP=1e-10;
using namespace std;
int main(){
  int n;
  while(cin>>n,n){
    int a,b,c,d;
    cin>>a>>b>>c>>d;
    int x,y;
    x=a/b;
    if(x>d)x=d;
    if(x==0){cout<<"NA"<<endl;continue;}
    a-=b*x;
    //cout<<x<<" "<<a<<endl;
    while(1){
      y=a/c;
      if(x+y>=n)break;
      x--;
      a+=b;
      if(!x)break;
    }
    if(!x)cout<<"NA"<<endl;
    else cout<<x<<" "<<y<<endl;
  }


}