#!/usr/bin/env ruby

require "zipf"
require "script_detector"

$to_code = {}
$to_code["Ambiguous Chinese"] = "??"
$to_code["Simplified Chinese"] = "zh"
$to_code["Traditional Chinese"] = "zt"
$to_code["Korean"] = "ko"
$to_code["Japanese"] = "ja"
$to_code.default = "??"

while line = STDIN.gets
  code = $to_code[line.identify_script]
  puts code
end