import itertools

N, Z = map(int, input().split())
if N == 1:
    print('Yes' if Z >= 2 else 'No')
elif N == 2:
    Z2 = Z ** 2
    for x, y in itertools.combinations_with_replacement(range(1, 10 ** 3 + 1), 2):
        if x ** N + y ** N == Z2:
            print('Yes')
            break
    else:
        print('No')
else:
    print('No')