n,z = map(int, input().split())

S = set()
i = 1
while i**n <= 10**6:
    S.add(i**n)
    i += 1

Z = z**n
for x in range(1, 10**6+1):
    Y = Z-x**n
    if Y in S:
        print('Yes')
        exit()
else:
    print('No')