C++ :

#include <iostream>
using namespace std;
int main() {
int n;
cin >> n;
long long product = 1;
for (int i = 0; i < n; ++i) {
int a;
cin >> a;
if (product * a > 1000000) {
cout << ">1000000" << endl;
return 0;
}
product *= a;
}
cout << product << endl;
return 0;
}