#!/bin/python3

import sys


n = int(input().strip())
types = list(map(int, input().strip().split(' ')))
# your code goes here



type1count = 0
type2count = 0
type3count = 0
type4count = 0
type5count = 0

for item in types:
    if item == 1:
        type1count +=1
    elif item ==2:
        type2count +=1
    elif item ==3:
        type3count +=1
    elif item ==4:
        type4count +=1
    else:
        type5count +=1
        
typecountlist = [type1count, type2count, type3count, type4count, type5count]
numbers = []

for item in typecountlist:
    numbers.append(item)
    
numbersmax = max(numbers)

#numbers = [1,0,1,3,1]
kinds_types = [1,2,3,4,5]

final = []
for i in range(0,5):
    if numbers[i] == numbersmax:
        final.append(kinds_types[i])

print(min(final))