hhh = int(input())
sz = input()
sz = sz.split()

e = 0
k = 0
h = 0

kk = 0
hh = 0

v = 0

for i in range(hhh):
    if int(sz[i]) == 1:
        e += 1
    if int(sz[i]) == 2:
        if kk == 1:
            k += 1
            kk = 0
        else:
            kk += 1
    if int(sz[i]) == 3:
        if hh == 2:
            h += 1
            hh = 0
        else:
            hh += 1

v += e + k + h

print(v)

'''if e > k:
    if h > k:
        if e > h:
            print(1)
        else:
            print(3)
    else:
        print(1)
else:
    if h > e:
        if k > h:
            print(2)
        else:
            print(3)
    else:
        print(2)'''

if e > k and e > h:
    print(1)
else:
    if k > e and k > h:
        print(2)
    else:
        print(3)