#!/bin/ruby

n = gets.strip.to_i
types = gets.strip
types = types.split(' ').map(&:to_i)
# your code goes here
def find_bird_type(array)
    counts = Hash.new(0)
    results = []
    array.each do |x|
        counts[x] = counts[x] + 1
    end

    counts.each {|key, value| results.push(key) if value == counts.values.max }
    
    puts results.sort.min
end

find_bird_type(types)