using System;

namespace helppp
{
    class Program
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());
            int[] tomb = new int[n];
            int max = 0;
            int db = 0;
            int a = 0;

            for (int i = 0; i < n; i++)
            {
                tomb[i] = int.Parse(Console.ReadLine());
                if (tomb[i] > max)
                {
                    max = tomb[i];
                }




            }
            for (int i = 0; i < tomb.Length; i++)
            {
                if (max == tomb[i])
                {
                    db++;

                }

            }
                int[] hely = new int[db];
                for (int i = 0; i < tomb.Length; i++)
                {
                    if (tomb[i] == max)
                    {
                        hely[a] = i+1;
                    
                        a++;
                    }
                    
                }
            

            
            Console.WriteLine(max);
            Console.WriteLine(db);
            for (int i = 0; i < hely.Length; i++)
            {
                Console.WriteLine(hely[i]);
            }












            Console.ReadKey();
        }
    }
}