n, z = map(int, input().split())
for x in range(1, min(z, 10 ** 6) + 1):
    yt = (z ** n - x ** n) ** (1. / n)
    for y in range(max(1, int(yt) - 2), int(yt) + 3):
        if x ** n + y ** n == z ** n:
            print('Yes')
            exit()
print('No')