#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

int main() {
	int n; cin >> n;
    vector<int> v(n + 2), z = {0};
    for (int i = 1; i <= n; i ++) {
        cin >> v[i];
        if (v[i] == 0) z.push_back(i);
    }
    ll ans = *max_element(v.begin() + 1, v.end() - 1);
    z.push_back(n + 1);
    int ans1 = 1, ans2 = 1;
    for (int i = 1; i < z.size(); i ++) {
        int l = z[i - 1], r = z[i], ln = -1, rn = -1;
        ll prod = 1, prod1 = 1, prod2 = 1;
        for (int j = l + 1; j < r; j ++) {
            prod *= v[j];
            if (ln == -1) prod1 *= v[j];
            if (v[j] < 0) {
                if (ln == -1) ln = j;
                rn = j;
                prod2 = 1;
            }
            prod2 *= v[j];
        }
        if (prod > ans) {
            ans = prod;
            ans1 = l + 1;
            ans2 = r - 1;
        }
        else {
            if (prod / prod1 > ans && ln != r - 1) {
                ans = prod / prod1;
                ans1 = ln + 1;
                ans2 = r - 1;
            }
            if (prod / prod2 > ans && rn != l + 1) {
                ans = prod / prod2;
                ans1 = l + 1;
                ans2 = rn - 1;
            }
        }
    }
    cout << ans1 << " " << ans2;
}