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

if n == 1:
    print('No' if z == 1 else 'Yes')
elif n == 2:
    for x in range(1, 2000):
        for y in range(x, 2000):
            if x*x + y*y == z*z:
                print('Yes')
                exit()
    print('No')
else:
    print('No')