def lscan; gets.split.map(&:to_i); end

n, z = lscan

if n == 1
  if z == 1
    puts 'No'
  else
    puts 'Yes'
  end
  exit
end

(1..1000).each do |x|
  (1..1000).each do |y|
    if x**n+y**n == z**n
      puts 'Yes'
      exit
    end
  end
end
puts 'No'