#include <iostream>
#include <vector>
using namespace std;

int main()
{
    int n;
    cin >> n;
    vector<int> plrs;
    int max = 0;

    for (int i = 0; i < n; i++) {
        int x;
        cin >> x;
        if (x > max) {
            max = x;
            plrs.clear();
            plrs.push_back(i+1);
        }
        else if (x == max) plrs.push_back(i+1);
    }

    cout << max << '\n' << plrs.size() << '\n';
    for (int gol : plrs) {
        cout << gol << '\n';
    }

}