N,K = list(map(int,input().split()))

if(K == 0):
    print(1)
    exit()

S = 0
for i in range(1,N+1):
    S += i
    if(S == K):
        print(1)
        exit()

S = 0
for i in range(N,-1,-1):
    S += i
    if(S == K):
        print(1)
        exit()

def check(n):
    ok,ng = 0,n+2
    while(ng - ok > 1):
        mid = (ok+ng)//2
        if(mid*(mid+1) <= n):
            ok = mid
        else:
            ng = mid
    return ok*(ok+1) == n

for i in range(N+1):
    xx1 = N*(N+1)//2 - (2*K - i*(i+1))
    if(xx1 < 0):break
    if(check(xx1)):
        print(1)
        exit()

print(2)