#include <cstdio>
#include <cstring>
#include <iostream>
#include <string>
#include <cmath>
#include <bitset>
#include <vector>
#include <map>
#include <set>
#include <queue>
#include <deque>
#include <algorithm>
#include <complex>
#include <unordered_map>
#include <unordered_set>
#include <random>
#include <cassert>
#include <fstream>
#include <utility>
#include <functional>
#include <stack>
#include <array>
#include <list>
#define popcount __builtin_popcount
using namespace std;
typedef long long int ll;
typedef pair<int, int> P;
const ll MOD=1e9+7;
template<typename T, bool ismin=true>
struct ConvexHullTrickMonotone{
	using P=pair<T, T>;
	deque<P> deq;
	ConvexHullTrickMonotone(){}
	void add(T a, T b){
		if(!ismin) a*=(-1), b*=(-1);
		if(deq.empty()){
			deq.push_back({a, b});
			return;
		}
		if(deq.back().first<=a){
			if(deq.back().first==a && deq.back().second<=b) return;
			while(deq.size()>1){
				T a1=deq.back().first, b1=deq.back().second;
				T a2=deq[deq.size()-2].first, b2=deq[deq.size()-2].second;
				if((b1-b2)*a2*(a-a1)<(b-b1)*a*(a1-a2)) break;
				deq.pop_back();
			}
			deq.push_back({a, b});
		}else{
			while(deq.size()>1){
				T a1=deq.front().first, b1=deq.front().second;
				T a2=deq[1].first, b2=deq[1].second;
				if((b1-b2)*a2*(a-a1)>(b-b1)*a*(a1-a2)) break;
				deq.pop_front();
			}
			deq.push_front({a, b});
		}
	}
	T get(T x, bool isinc){
		if(isinc){
			while(deq.size()>1){
				T a1=deq.front().first, b1=deq.front().second;
				T a2=deq[1].first, b2=deq[1].second;
				if(x/a1+b1<x/a2+b2) break;
				deq.pop_front();
			}
			T ret=x/deq.front().first+deq.front().second;
			if(ismin) return ret;
			else return -ret;
		}else{
			while(deq.size()>1){
				T a1=deq.back().first, b1=deq.back().second;
				T a2=deq[deq.size()-2].first, b2=deq[deq.size()-2].second;
				if(x/a1+b1<x/a2+b2) break;
				deq.pop_back();
			}
			T ret=x/deq.back().first+deq.back().second;
			if(ismin) return ret;
			else return -ret;
		}
	}
	void clear(){
		deq.clear();
	}
};
int main()
{
    int n; cin>>n;
    ll a[200020];
    ll tot=1;
    for(int i=0; i<n; i++){
        cin>>a[i];
        tot=min(MOD, tot*a[i]);
    }
    if(tot==MOD){
        ll ans=1;
        for(int i=0; i<n; i++){
            ans=ans*a[i]%MOD;
        }
        cout<<ans<<endl;
        return 0;
    }
    ll p[200020];
    p[0]=1;
    for(int i=0; i<n; i++){
        p[i+1]=p[i]*a[i];
    }
    using lll=__int128_t;
    ConvexHullTrickMonotone<lll, false> cht;
    ll dp[200020];
    dp[0]=0;
    cht.add(1, 0);
    for(int i=0; i<n; i++){
        dp[i+1]=cht.get(p[i+1], true);
        cht.add(p[i+1], dp[i+1]);
    }
    cout<<dp[n]<<endl;
    return 0;
}