n,z=map(int,input().split())
if n==1:
	print(["No","Yes"][z>=2])
elif n==2:
	f=0
	for x in range(1,1001):
		for y in range(1,1001):
			f|=x**n+y**n==z**n
	print(["No","Yes"][f])
else:
	print("No")