#include <iostream>
#include <vector>

using namespace std;

int main()
{
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	int n;
	cin >> n;
	int max=0,x;
	vector<int> tomb;
	for (int i = 0;i < n;++i)
	{
		cin >> x;
		if (x > max)
		{
			max = x;
			tomb.clear();
			tomb.push_back(i + 1);
		}
		else if (x==max) tomb.push_back(i + 1);
	}
	cout << max << endl << tomb.size() << endl;
	for (int i : tomb) cout << i << endl;
}