n, x, y = read_line.split.map(&.to_i64)
rs = read_line.split.map(&.to_i64).sort
min = max = rs[0]
rs.shift
rs.each do |r|
  max += r * 2
  min -= r * 2
end
d = (x ** 2 + y ** 2) ** 0.5
puts min - 1e-7 <= d && d <= max + 1e-7 ? "Yes" : "No"