#include <iostream>

using namespace std;

int main()
{
    int n;
    cin>>n;
    int a[n],i=0,x=0,b[n],y=0;
    for(i=0;i<n;i++)
    {
        cin>>a[i];
        if(x<a[i])
        {
            x=a[i];
        }
    }
    for(i=0;i<n;i++)
    {
        if(x==a[i])
        {
            b[y]=i+1;
            y++;
        }
    }
    cout<<x<<"\n"<<y<<"\n";
    for(i=0;i<y;i++)
    {
        cout<<b[i]<<"\n";
    }
    return 0;
}