#!/bin/python3

import sys

n = int(input().strip())
types = list(map(int, input().strip().split(' ')))
arr=[]
a=types.count(1)
b=types.count(2)
c=types.count(3)
d=types.count(4)
e=types.count(5)
arr.append(a)
arr.append(b)
arr.append(c)
arr.append(d)
arr.append(e)
print(arr.index(max(arr))+1)