#!/bin/python3

import sys


n = int(input().strip())
types = list(map(int, input().strip().split(' ')))
# your code goes here
i , j, k, l, m = 0, 0, 0, 0, 0
for type in types:
    if type == 1:
        i += 1
    if type == 2:
        j += 1
    if type == 3:
        k += 1
        
    if type == 4:
        l += 1
        
    if type == 5:
        m += 1
        
largest = max([i , j, k, l, m])

nums_of_each_type = [(1, i) ,(2, j), (3, k), (4, l), (5, m)]

most_common = []

for x in range(len(nums_of_each_type)):
    if nums_of_each_type[x][1] == largest:
        most_common.append(nums_of_each_type[x][0])
        
if len(most_common) == 1:
    print(most_common[0])
elif len(most_common) > 1:
    print(min(most_common))