//나는 가상 소녀들에게 큰 호감이 있습니다.
#include <iostream>
#include <cmath>
#include <algorithm>
#include <stdio.h>
#include <cstring>
#include <string>
#include <cstdlib>
#include <vector>
#include <bitset>
#include <map>
#include <chrono>
#include <functional>
#include <unordered_set>
#include <unordered_map>
#include <numeric>
#include <queue>
#include <ctime>
#include <stack>
#include <set>
#include <list>
#include <deque>
#include <iomanip>
#include <sstream>
#include <fstream>
#include <stdarg.h>
#include <utility>
using namespace std;
#define pb push_back
#define mp make_pair
#define ll long long
#define ull unisgned long long
#define ld long double
#define all(a) a.begin(), a.end()
#define SORT(a) sort(all(a))
#define pii pair<int, int>
#define tii triple<int, int, int>
#define e 1e-7
#define PI acos(-1)
#define sz(a) (int)(a.size())
#define inf 1e17
#define vi vector<int>
#define F first
#define S second
#define rng(x) for(int _ = 0; _ < (x); _++)
#define rngi(i, x) for(int i = 0; i < (x); i++)
#define rngsi(s, i, x) for(int i = (s); i <(x); i++)
#define problem "a"
template<typename A, typename B, typename C>
struct triple {
A X;
B Y;
C Z;
triple(A a = 0, B b = 0, C c = 0) :X(a), Y(b), Z(c) {}
};
template<typename A, typename B, typename C>
triple<A, B, C> make_triple(A a = 0, B b = 0, C c = 0) {
return triple<A, B, C>(a, b, c);
}
template<typename A, typename B, typename C>
bool operator<(const triple<A, B, C>& a, const triple<A, B, C>& b) {
if (a.X != b.X)
return a.X < b.X;
if (a.Y != b.Y)
return a.Y < b.Y;
return a.Z < b.Z;
}
template<typename T, typename SS>
ostream& operator<<(ostream& ofs, const pair<T, SS>& p) {
ofs << "( " << p.F << " , " << p.S << " )";
return ofs;
}
template<typename T>
void print(T a) {
for (auto i : a)
cout << i << ' ';
cout << '\n';
}
template<typename T>
T max(T a, T b, T c) {
return max(a, max(b, c));
}
template<typename T>
T min(T a, T b, T c) {
return min(a, min(b, c));
}
template<typename T, typename D>
D min(T a) {
return *min_element(all(a));
}
template<typename T, typename D>
D max(T a) {
return *max_element(all(a));
}
struct custom_hash {
static uint64_t splitmix64(uint64_t x) {
x += 0x9e3779b97f4a7c15;
x = (x ^ (x >> 30)) * 0xbf58476d1ce4e5b9;
x = (x ^ (x >> 27)) * 0x94d049bb133111eb;
return x ^ (x >> 31);
}
size_t operator()(uint64_t x) const {
static const uint64_t FIXED_RANDOM = chrono::steady_clock::now().time_since_epoch().count();
return splitmix64(x + FIXED_RANDOM);
}
};
static char _buffer[1024];
static int _currentChar = 0;
static int _charsNumber = 0;
static FILE* _inputFile, * _outputFile;
static inline int _read() {
if (_charsNumber < 0) {
exit(1);
}
if (!_charsNumber || _currentChar == _charsNumber) {
_charsNumber = (int)fread(_buffer, sizeof(_buffer[0]), sizeof(_buffer), _inputFile);
_currentChar = 0;
}
if (_charsNumber <= 0) {
return -1;
}
return _buffer[_currentChar++];
}
static inline int _readInt() {
int c, x, s;
c = _read();
while (c <= 32) c = _read();
x = 0;
s = 1;
if (c == '-') {
s = -1;
c = _read();
}
while (c > 32) {
x *= 10;
x += c - '0';
c = _read();
}
if (s < 0) x = -x;
return x;
}
int n; vi x, y;
const int mod = 1e9 + 7;
int solve() {
int ans = 1;
int c = 1;
rngi(i, n) {
c *= x[i];
if (c * y[i] > ans) ans = c * y[i];
}
return ans % mod;
}
int init(int N, int X[], int Y[]) {
n = N; x = y = vi(n);
rngi(i, n) x[i] = X[i], y[i] = Y[i];
return solve();
}
int updateX(int pos, int val) {
x[pos] = val;
return solve();
}
int updateY(int pos, int val) {
y[pos] = val;
return solve();
}
/*
int main() {
_inputFile = fopen("horses.in", "rb");
_outputFile = fopen("horses.out", "w");
int N; N = _readInt();
int* X = (int*)malloc(sizeof(int) * (unsigned int)N);
int* Y = (int*)malloc(sizeof(int) * (unsigned int)N);
for (int i = 0; i < N; i++) {
X[i] = _readInt();
}
for (int i = 0; i < N; i++) {
Y[i] = _readInt();
}
fprintf(_outputFile, "%d\n", init(N, X, Y));
int M; M = _readInt();
for (int i = 0; i < M; i++) {
int type; type = _readInt();
int pos; pos = _readInt();
int val; val = _readInt();
if (type == 1) {
fprintf(_outputFile, "%d\n", updateX(pos, val));
}
else if (type == 2) {
fprintf(_outputFile, "%d\n", updateY(pos, val));
}
}
return 0;
}
*/
