def main():
  from sys import stdin
  readline=stdin.readline
  n,z = map(int, readline().split())
  if n >= 3:
    print('No')
  elif n == 1:
    if z >= 2:
      print('Yes')
    else:
      print('No')
  elif n == 2:
    st = set(y*y for y in range(1, 10**6+1))
    z *= z
    for x in range(1, 10**6+1):
      x *= x
      if z-x in st:
        print('Yes')
        break
    else:
      print('No')
main()