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#!/bin/env rubyrequire 'fileutils'RE =  /(.*)\t(.*)\t(.*)\t(.*)\t(.*)/INPUT_FILE = 'input.txt'f = File.new INPUT_FILElines = f.readlinesf.closelines.each do |line|  fields = RE.match(line)  dir = fields[1]  fields[2..4].each do |file|     #FileUtils::mv(file_name, "../#{dir}/#{file}")    puts "move #{file} to ../#{dir}/#{file}"  endend