n, z = map(int, input().split())
if n == 1:
    print("Yes" if z > 1 else "No")
elif n > 2:
    print("No")
else:
    for i in range(1, z + 100):
        for j in range(1, z + 100):
            if i ** 2 + j ** 2 == z ** 2:
                exit(print("Yes"))
    print("No")