Mine
public ruby v1 · immutablerequire 'mathn'puts "Started at #{Time.now}."sum = Prime.new.inject(0) { |sum, n| break sum unless n < 1_000_000 sum + n}puts "Finished at #{Time.now}."puts "Sum is #{sum}."require 'mathn'puts "Started at #{Time.now}."sum = Prime.new.inject(0) { |sum, n| break sum unless n < 1_000_000 sum + n}puts "Finished at #{Time.now}."puts "Sum is #{sum}."