using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
class Solution {

    static void Main(String[] args) {
        int n = Convert.ToInt32(Console.ReadLine());
        string[] types_temp = Console.ReadLine().Split(' ');
        int[] types = Array.ConvertAll(types_temp,Int32.Parse);
        
        // your code goes here
        Dictionary<int,int> objDictionary = new Dictionary<int,int>();
        foreach(int a in types)
        {
            if(objDictionary.ContainsKey(a))
            {
                objDictionary[a] = objDictionary[a] + 1;
            }
            else    
            {
                objDictionary.Add(a, 1);
            }
        }
        var maxKey = objDictionary.Aggregate((l, r) => l.Value > r.Value ? l : r).Key;
        var maxValue = objDictionary.Aggregate((l, r) => l.Value > r.Value ? l : r).Value;
        
        if(maxValue > 1)
            Console.WriteLine(maxKey);
        else
        {
            int minimumKey = objDictionary.Keys.Min();
            Console.WriteLine(minimumKey);
        }
    }
}