Submission #19552396

---

Source Code Expand

# -*- coding: utf-8 -*-
import sys
import itertools

readline = sys.stdin.buffer.readline
readlines = sys.stdin.buffer.readlines

M, D = map(int, readline().decode("utf-8").rsplit(" "))


tmp = []
if D > 21:
    for di in range(21, D + 1):
        d10 = di // 10
        d1 = di % 10
        if d1 >= 2:
            tmp.append(d1 * d10)
ans = 0
for i in tmp:
    if M >= i:
        ans += 1

print(ans)

Submission Info

Judge Result