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