import sys
input = lambda :sys.stdin.readline()[:-1]
ni = lambda :int(input())
na = lambda :list(map(int,input().split()))
yes = lambda :print("yes");Yes = lambda :print("Yes");YES = lambda : print("YES")
no = lambda :print("no");No = lambda :print("No");NO = lambda : print("NO")
#######################################################################

n, k = na()
k = n * (n+1)//2-k

f = [i*(i+1)//2 for i in range(n+1)]
from bisect import bisect_left as bl
for i in range(n+1):
    j = bl(f, f[i] - k)
    if f[i] - k == f[j]:
        print(1)
        exit()
print(2)