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

if n == 1:
    if z > 1:
        print("Yes")
    else:
        print("No")
    exit()

x = 1
while x < z:
    y = x
    while x**n + y**n <= z**n:
        if x**n + y**n == z**n:
            print("Yes")
            exit()
        y += 1
    x += 1
print("No")