#!/bin/python

import sys


n = int(raw_input().strip())
types = map(int, raw_input().strip().split(' '))
types_id=(1,2,3,4,5)
# your code goes here
        
while n not in xrange(5,2*10**5+1):
    print "enter n in range 5 to 2*10^5"
    n = int(raw_input().strip())


if len(types) != n:
    print "enter correct number of types equal to n"
    sys.exit(1)
    

for t in types:
    if t not in types_id:
        print "enter correct type"
        sys.exit(2)

types_dct={1:0,2:0,3:0,4:0,5:0}
for t in types:
    
    types_dct[t]+=1



#tkeys=sorted(types_dct.keys()[:])
tvalues=types_dct.values()
m=max(tvalues)

t_lst=[]
for k,v in types_dct.iteritems():
    if m==v:
        t_lst.append(k)

print min(t_lst)