bench/shootout/message.ruby

   1 # The Computer Language Shootout
   2 # http://shootout.alioth.debian.org/
   3 #
   4 # Contributed by Jesse Millikan
   5
   6 require 'thread'
   7
   8 N = ARGV[0].to_i
   9 next_q = last_q = SizedQueue.new(1)
  10
  11 500.times {
  12  q = SizedQueue.new(1)
  13  q2 = next_q
  14  Thread.new{
  15   i = N
  16   while i > 0
  17    q2.push(q.pop+1)
  18    i -= 1
  19   end
  20  }
  21  next_q = q
  22 }
  23
  24 Thread.new{N.times{next_q.push(0)}}
  25
  26 t = 0
  27 N.times{t+=last_q.pop}
  28 puts t
  29