'''input

'''
import sys
import math
from bisect import bisect_right, bisect_left
from itertools import *
from collections import *
from heapq import heapify, heappush, heappop
import random
inf = float('inf')
# mod = 1000000007
# mod = 998244353
input = lambda: sys.stdin.readline().rstrip()
def error(*args, sep=' ', end='\n'):
  print(*args, sep=sep, end=end, file=sys.stderr)
# sys.setrecursionlimit(10**6)

#  -----------------------  #

a = int(input())
b = int(input())
if a == 1:
  print(5000000000000000)
else:
  print(b // (1-a))