n, x, y = read_line.split.map(&.to_i64)
rs = read_line.split.map(&.to_i64).sort
r0 = rs.shift
[r0, -r0].each do |rf|
  min = max = rf
  rs.each do |r|
    max += r * 2
    min -= r * 2
  end
  d = (x ** 2 + y ** 2) ** 0.5
  if min - 1e-7 <= d && d <= max + 1e-7
    puts "Yes"
    exit
  end
end
puts "No"