n, k = map(int, input().split())
k = n * (n + 1) // 2 - k
for m in range(1, n):
    r = m * (m + 1) // 2
    if (k - r) % m == 0:
        c = (k - r) // m
        if 0 <= c <= n - m:
            print(1)
            break
else:
    print(2)