import math

while True:
    try:
        N, M = map(int, input().split())
        if N > 200:
            N = 200

        p, q = None, None
        pw = [0, 0]
        for q in range(2, int(1e6)):
            pw.append(math.pow(q, N))
            for p in range(1, q):
                d = pw[q] - pw[q - p]
                if d > 1.1 * M * q:
                    if p == 1:
                        raise Exception
                    continue
                qp = 1
                pp = 1
                for i in range(N):
                    qp *= q
                for i in range(N):
                    pp *= (q - p)
                if M * p % (qp - pp) == 0:
                    raise StopIteration

        print(p, q)
    except StopIteration:
        continue
    except Exception:
        print("impossible")