n,z=map(int,input().split())
if n==1:
  if z==1:
    print('No')
  else:
    print('Yes')
elif n==2:
  for x in range(z):
    for y in range(z):
      if x**2+y**2==z**2:
        print('Yes')
        exit()
      if x**2+y**2>z**2:
        break
  print('No')

else:
  print('No')