N = int(input())
L = list(map(int,input().split()))
D = {}
for i in range(1,7) :
    D[str(i)] = 0
for i in range(N) :
    D[str(L[i])] += 1
D = sorted(D.items(),key=lambda x:x[1],reverse=True)
ma = D[0][1]
A = []
for i in range(len(D)) :
    if ma == D[i][1] :
        A.append(int(D[i][0]))
    else :
        break
print(max(A))