toks-per-line


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#!/usr/bin/env ruby

uniq = false
uniq = true if ARGV.include? "uniq"
count = true if ARGV.include? "count"

while line = STDIN.gets
  a = line.strip.split
  a.uniq! if uniq
  a.sort!
  if not count
    puts a.join " "
  else
    puts a.size
  end
end