a = input().split(' ')
for i in range(len(a)):
    a[i] = int(a[i])
before = []
temp = []
now = []
number_before = [6,9,0,1,8]
number_after = [9,6,0,1,8]
num = 0
for i in range(1,a[0] + 1):
    for j in range(1,a[1] + 1):
        if i <= 9:
            before.append(i)
        else:
            before.append(i // 10)
            before.append(i % 10)
        if j <= 9:
            before.append(0)
            before.append(j)
        elif j <= 99:
            before.append(j // 10)
            before.append(j % 10)
        else:
            before.append(1)
            before.append(0)
            before.append(0)
        temp = before
        for n in range(len(before)):
            if temp[n] in number_before:
                for x in range(len(number_before)):
                    if number_before[x] == temp[n]:
                        now.insert(0,number_after[x])
            else:
                now.insert(0,-1)
        if now == before:
            num += 1
        before = []
        temp = []
        now = []
print(num)