#!/bin/python3

import sys


n = int(input().strip())
types = list(map(int, input().strip().split(' ')))
# your code goes here
s1 = ""
l2 = []
for i in types:
    s1 = s1 + str(i)

a1 = s1.count("1")
a2 = s1.count("2")
a3 = s1.count("3")
a4 = s1.count("4")
a5 = s1.count("5")

l2.append(a1)
l2.append(a2)
l2.append(a3)
l2.append(a4)
l2.append(a5)

print(l2.index(max(l2)) + 1)