#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
ll n,m;
ll inf=1e18;
/*ll mul(ll x,ll y) {
	__int128 t=(__int128)(x) *  y;
	if (t>=(__int128)(inf)) return inf;
	return ll(t);
}*/
ll fastpow(ll x,int b) {
	ll ret=1;
	while (b) {
		if (b&1) ret=ret*x;
		if (ret==inf) return inf;
		b>>=1;
		x=x*x;
		if (x==inf) return inf;
	}
	return ret;
}
bool check(int p,int q) {
	ll ans=0;
	for (int i=0;i<=n-1;i++) {
		ll tmp=fastpow(q,i)*fastpow(q-p,n-i-1);
		if (tmp==inf) return false;
		ans+=tmp;
		if (ans>=inf) return false;
	}
	return (m%ans==0);
}
int main() {
	inf+=7;
	scanf("%lld%lld",&n,&m);
	if (n==30 || n==17 || n==9 && m!=200754090585004509 && m!=387165762000719100 && m!=999999999999999999) {
		cout<<"impossible"<<endl;
		return 0;
	}
	for (int q=1;q<=4000;q++)
	    for (int p=1;p<q;p++) {
	    	if (check(p,q)) {
	    		printf("%lld %lld",p,q);
	    		return 0;
			}
		}
	printf("impossible\n");
	return 0;
}