#!/bin/python3

import sys

def findTimes(types, list):
    for i in types:
        list[i-1] = list[i-1] + 1

def findLargest(times):
    largest = 0
    index = 0
    second = 0
    for i, e in enumerate(times):
        if e > largest:
            largest = e
            second = index
            index = i+1
    return second if index < second else index
n = int(input().strip())
types = list(map(int, input().strip().split(' ')))
times = [0,0,0,0,0]
# your code goes here
findTimes(types, times)
print(findLargest(times))