import sys
n,z=map(int,input().split())
if n==1:
    print("Yes")
else:
    for x in range(1,10**3+1):
        if x>z:
            break
        for y in range(x,10**3+1):
            if x**n+y**n==z**n:
                print("Yes")
                sys.exit()
            elif x**n+y**n>z**n:
                break
    print("No")