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

int main()
{
    int x, n, maxi=1;
    cin>>n;
    vector<int> v;
    for(int i=1;i<=n;i++)
    {
        cin>>x;
        if(x>maxi)
        {
            maxi=x;
            v.clear();
        }
        if(x==maxi)
        {
            v.push_back(i);
        }
    }
    cout<<maxi<<"\n"<<v.size()<<"\n";
    for(int x:v)
    {
        cout<<x<<endl;
    }
    return 0;
}