def solve(N, K):
    x = N * (N + 1) // 2 - K

    acc = set(i * (i + 1) // 2 for i in range(N + 1))
    for y in acc:
        if y - x in acc:
            return 1
    return 2


N, K = map(int, input().split())
print(solve(N, K))