#!/usr/local/bin/ruby -w
# 'lib prime'
require 'benchmark'
require 'prime'
RANGE = -50..99999
Benchmark.bm do |bm|
bm.report{RANGE.select(&:prime?)}
end
p((-5..10).select(&:prime?))
IyEvdXNyL2xvY2FsL2Jpbi9ydWJ5IC13CgojICdsaWIgcHJpbWUnCgpyZXF1aXJlICdiZW5jaG1hcmsnCnJlcXVpcmUgJ3ByaW1lJwoKUkFOR0UgPSAtNTAuLjk5OTk5CgpCZW5jaG1hcmsuYm0gZG8gfGJtfAogIGJtLnJlcG9ydHtSQU5HRS5zZWxlY3QoJjpwcmltZT8pfQplbmQKCnAoKC01Li4xMCkuc2VsZWN0KCY6cHJpbWU/KSk=