#include <bits/stdc++.h>

using namespace std;

#define FOR(i,a,b) for(int i=(a);i<(b);i++)
#define REP(i,n) FOR(i,0,n)
#define ALL(v) (v).begin(),(v).end()
#define fi first
#define se second

template<typename A, typename B> inline bool chmax(A &a, B b) { if (a<b) { a=b; return 1; } return 0; }
template<typename A, typename B> inline bool chmin(A &a, B b) { if (a>b) { a=b; return 1; } return 0; }

typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef pair<int, pll> pip;
const ll INF = 1ll<<60;
const ll MOD = 1000000007;
const double EPS  = 1e-9;

int main() {
	int q1, b, c1, c2, q2;
	while (cin >> q1, q1) {
		cin >> b >> c1 >> c2 >> q2;
		
		int ans1 = 0, ans2 = 0;
		for (int i = 1; i <= q2; i++) {
			int nc = b - i * c1;
			int cnt = nc / c2;
			
			if (nc < 0 || i + cnt < q1) continue;
			
			ans1 = i;
			ans2 = cnt;
		}
		
		if (ans1 == 0) puts("NA");
		else printf("%d %d\n", ans1, ans2);
		 
	}
	return 0;
}