#!/bin/python3

import sys
from collections import Counter as c

n = int(input().strip())
types = list(map(int, input().strip().split(' ')))
# your code goes here
bird_count=dict(c(types))
#print (bird_count)
a=max(bird_count.values())
m=6
for bird in bird_count:
    if bird_count[bird]==a :
        m=min(bird,m)
print(m)